pregnenolone has been researched along with Pregnancy in 573 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 457 (79.76) | 18.7374 |
| 1990's | 51 (8.90) | 18.2507 |
| 2000's | 30 (5.24) | 29.6817 |
| 2010's | 20 (3.49) | 24.3611 |
| 2020's | 15 (2.62) | 2.80 |
| Authors | Studies |
|---|---|
| Li, Y; Yuan, T | 1 |
| Colicino, E; Cowell, W; Foppa Pedretti, N; Joshi, A; Just, AC; Kloog, I; Niedzwiecki, M; Petrick, L; Wright, RJ; Wright, RO; Youssef, O | 1 |
| Ge, RS; Li, H; Lou, Y; Tang, Y; Wang, S; Wang, Y; Zhai, Y; Zhang, B; Zhu, Y | 1 |
| Ge, RS; Hu, Z; Li, H; Li, J; Meng, F; Shi, L; Tian, F; Wang, H; Wang, S; Wang, Y; Zhu, Y | 1 |
| Bouty, A; Dijoud, F; Ecochard, R; Mallet, D; Mouriquand, P; Mure, PY; Plotton, I; Pourquet, A; Renault, L; Rigaud, C; Roucher, F; Sanlaville, D; Teoli, J | 1 |
| Ge, RS; Hu, Z; Li, H; Li, J; Li, X; Shi, L; Tang, Y; Tian, F; Wang, S; Wang, Y; Zhu, Y | 1 |
| An, BS; An, SM; Jeong, JS; Kim, DS; Kim, MJ; Kim, SC; Kim, SY | 1 |
| Frau, R; Melis, M | 1 |
| Kikuchi, M; Miura, H; Sakaguchi, M; Yamazaki, T | 1 |
| Bonnet, F; Bouzerara, A; Ferecatu, I; Fournier, T; Fraichard, C; Garnier, A; Gerbaud, P; Guibourdenche, J; Hébert-Schuster, M; Hernandez, I; Trabado, S | 1 |
| Aroni, S; Cheer, JF; Congiu, M; Devoto, P; Fanni, S; Frau, R; Katona, I; Melis, M; Miczán, V; Pongor, CI; Saba, P; Sagheddu, C; Serra, V; Traccis, F | 1 |
| Barbiero, I; Bianchi, M; De Rosa, R; Kilstrup-Nielsen, C; Motta, P; Peroni, D; Rusconi, L; Siniscalchi, P; Tramarin, M | 1 |
| Deligiannidis, KM; Dubuke, ML; Kroll-Desrosiers, AR; Shaffer, SA; Tan, Y | 1 |
| Howard, ZP; Omsland, A | 1 |
| Ackerman, MG; Blakemore, JK; Jacobson, MH; Kannan, K; Liu, M; Long, SE; Pinna, G; Romay-Tallon, R; Stein, CR; Trasande, L; Zhu, H | 1 |
| De Lafollie, J; Hartmann, MF; Heckmann, M; Hübner, S; Ittermann, T; Ruhnau, J; Sunny, D; Wudy, SA | 1 |
| Bigler, L; Hankele, AK; Rehm, K; Ulbrich, SE | 1 |
| Ball, BA; Conley, AJ; Corbin, CJ; Legacki, EL; Loux, SC; Scoggin, KE; Stanley, SD | 1 |
| Chen, L; Chen, X; Ge, RS; Hu, Z; Li, X; Su, Y | 1 |
| Hartmann, MF; Sánchez-Guijo, A; Tiosano, D; Wang, R; Wudy, SA | 1 |
| Alfaidy, N; Berkane, N; Cambourg, A; Chabbert-Buffet, N; Galichon, P; Hertig, A; Lefevre, G; Liere, P; Nahed, RA; Oudinet, JP; Pianos, A; Rousseau, A; Rozenberg, P; Schumacher, M; Simon, T; Vincent, J | 1 |
| Borba, LA; Canisso, IF; Curcio, BR; Feijó, LS; Müller, V; Nogueira, CEW; Toribio, RE | 1 |
| Deligiannidis, KM; Frederick, B; Kopoyan, A; Kosma, CA; Moore, CM; Rothschild, AJ; Shaffer, SA; Sikoglu, EM; Svenson, AE | 1 |
| Licciardi, F; Oh, C; Tan, O | 1 |
| Ding, L; Dong, F; Du, Q; Huang, Y; Li, W; Tong, D; Xu, X; Yu, G; Zhao, X | 1 |
| Barceló, A; Barceló, B; Casals, G; Fabregat, A; Hanzu, FA; Marcos, J; Marfà, S; Pol, M; Pozo, OJ; Renau, N; Robles, J; Segura, J; Ventura, R | 1 |
| Bergquist, J; Hreinsson, J; Kushnir, MM; Meikle, AW; Naessén, T; Rockwood, AL; Wanggren, K | 1 |
| Dong, Y; Ge, RS; Guan, H; Huang, P; Li, L; Li, X; Lian, Q; Mao, B; Su, Y | 1 |
| Ball, BA; Berger, T; Conley, AJ; Legacki, EL; Scholtz, EL; Stanley, SD | 1 |
| Ball, BA; Conley, AJ; Corbin, CJ; Legacki, EL; Scoggin, KE; Stanley, SD | 1 |
| Ball, BA; Conley, AJ; Corbin, CJ; Legacki, EL; Loux, S; Stanley, SD; Wynn, M | 1 |
| Shimizu, Y | 2 |
| Lin, HW; Wang, PS; Wang, SW; Yu, PL | 1 |
| Chen, J; Janjetovic, Z; Kim, TK; Li, W; Nguyen, MN; Slominski, AT; Sweatman, T; Tuckey, RC; Yates, CR | 1 |
| Feng, YQ; Jiang, XL; Qu, SC; Wu, L; Yan, J | 1 |
| Mahler, P; Partsch, CJ; Riepe, FG; Sippell, WG | 1 |
| Allen, WR; Mathias, SS; Skidmore, JA; van Aarde, RJ; Wooding, FB | 1 |
| Bhat, GK; Chung, BM; Dharmarajan, AM; Sridaran, R; Wadley, R; Whittaker, JA; Wright, KL; Yang, H | 1 |
| Altobelli, D; Cannizzaro, C; D'Amico, M; Martire, M; Preziosi, P | 1 |
| Han, DM; Jeon, BH; Kim, WS; Ko, BJ; Moon, HB; Oh, SH; Park, H; Rhee, HS | 1 |
| Carta, M; Partridge, LD; Savage, DD; Valenzuela, CF | 1 |
| Girling, JE; Jones, SM | 1 |
| Auchus, RJ; Flück, CE; Miller, WL | 1 |
| KANDRAC, M | 1 |
| CERCEO, E; PEARLMAN, WH; THOMAS, M | 1 |
| KANDRAC, M; KASPAROVA, J; KOSTIR, J; TICHY, J | 1 |
| DIMARTINIS, J; LITTLE, B; NYHOLM, B | 1 |
| WIEST, WG | 4 |
| BARAVALLE, LV | 2 |
| RUNNEBAUM, B; von MUENSTERMANN, A; ZANDER, J | 2 |
| RYAN, KJ | 1 |
| CREPY, O; JAYLE, MF; LACHESE, B | 1 |
| LAURITZEN, C | 1 |
| OTA, S | 1 |
| SAWAZAKI, C | 1 |
| ISHIZUKA, N | 1 |
| FORBES, TR; WIEST, WG | 1 |
| CHAMBERLAIN, J; KNIGHTS, BA; THOMAS, GH | 1 |
| GAUDRY, R; MARSHALL, DJ; MORAND, PF; REVESZ, C | 1 |
| VOKAER, R | 1 |
| DICZFALUSY, E; ERIKSSON, G; JAFFE, R; PION, R; WIQVIST, N | 1 |
| BAILLIE, AH; NIEMI, M | 1 |
| BAILLIE, AH; IKONEN, M; NIEMI, M | 1 |
| HAGERMAN, D; SOBREVILLA, L; VILLEE, C | 1 |
| DAVIES, J; RENNIE, P | 1 |
| BAILLIE, AH; CAMERON, EH; GRIFFITHS, K; HART, DM | 1 |
| BETZ, G; WARREN, JC | 1 |
| ESTERGREEN, VL; FOSTER, RJ; HAFEZ, ES | 1 |
| BIRCHALL, K; CATHRO, DM; FORSYTH, CC; MITCHELL, FL | 1 |
| BLOCH, E; COOPER, P; GOLDRING, IP; KLEIN, M; LIPPIELLO, L; ROMNEY, SL | 1 |
| MOORE, NW; SHORT, RV | 1 |
| NISSIM, JA; ROBSON, JM | 1 |
| Koya, Y; Mori, H; Nakagawa, M | 1 |
| Hirst, JJ; Nguyen, PN; Ross Young, I; Walker, DW | 1 |
| Akwa, Y; Caldeira, JC; Engen, JR; Li, PK; Mameli, M; Purdy, RH; Savage, DD; Valenzuela, CF; Wu, Y | 1 |
| Tuckey, RC | 1 |
| Gilbert Evans, SE; Purdy, RH; Romach, MK; Ross, LE; Sellers, EM | 1 |
| Mameli, M; Valenzuela, CF | 1 |
| Mameli, M; Meyer, DA; Partridge, LD; Valenzuela, CF | 1 |
| Jaffe, RB; Peterson, EP | 1 |
| Erb, RE; Gomes, WR; Jones, PH; Schomberg, DW | 1 |
| Marsh, JM; Savard, K; Telegdy, G | 1 |
| Allen, JG; Thomas, GH; Wright, AA | 1 |
| Christie, GA; Ferguson, MM | 1 |
| Barraclough, CA; Fajer, AB | 1 |
| Conrad, SH; Kitchin, JD; Pion, RJ | 1 |
| Boucek, RJ; Savard, K; Telegdy, G | 1 |
| Ahlstrand, C; Berg, AA; Hammar, M; Läckgren, G | 1 |
| Thorburn, GD; Willcox, DL | 1 |
| Fukushima, E; Kanazawa, M; Nakayama, T; Yanaihara, T | 1 |
| Challis, J; Cruickshank, B; McLean, D; Mitchell, B | 1 |
| Jacobs, HS; James, VH; Jones, DL; Paintin, DB; Piura, B; van der Spuy, ZM; Wright, CS | 1 |
| Kimura, T; Nakayama, T; Yamaguchi, Y; Yanaihara, T | 1 |
| Flint, AP; Green, SW; Heap, RB; Renfree, MB | 1 |
| Deppe, WM; Joubert, SM; Marivate, M; Norman, RJ | 1 |
| Capella-Pavlovsky, M; Castanier, M; Chartier, M; Daffos, F; Forestier, F; Nahoul, K; Scholler, R | 1 |
| Hirato, K; Nakayama, T; Noguchi, Y; Ogawa, K; Saitoh, H; Tahara, R; Yanaihara, T | 1 |
| Bhatia, K; Mead, RA; Ravindra, R | 1 |
| Carr, BR; MacDonald, PC; Parker, CR; Porter, JC; Simpson, ER | 1 |
| Cathiard, AM; Durand, P; Locatelli, A; Saez, JM | 1 |
| Buster, JE; Elsner, C; Freeman, A; Fridshal, D; Magyar, D; Nathanielsz, PW | 1 |
| Challis, JR; Grimshaw, RN; Mitchell, BF | 1 |
| Ohba, H | 1 |
| Taylor, NF | 1 |
| Challis, JR; Lye, SJ; Manchester, EL | 1 |
| Carr, BR; Mason, JI; Parker, CR; Simpson, ER | 1 |
| Casey, ML; Guerami, A; MacDonald, PC; Winkel, CA | 1 |
| Bruce, NW; Henderson, KM; Willcox, DL | 1 |
| Carr, BR; MacDonald, PC; Milewich, L; Parker, CR; Porter, JC; Simpson, ER | 1 |
| Burton, RD; Heap, RB; Renfree, MB | 1 |
| Gibb, W | 1 |
| Bleau, G | 1 |
| Buster, JE; Eliot, J; Elsner, CW; Glatz, T; Magyar, DM; Nathanielsz, PW | 1 |
| Johnson, DW; Phillipou, G; Seamark, RF | 1 |
| Albrecht, ED | 1 |
| Yamashita, H | 1 |
| Hirato, K; Nakayama, T; Ogawa, K; Saitoh, H; Suzuki, T; Yanaihara, T | 1 |
| Pasanen, M; Pelkonen, O | 1 |
| Rabe, T; Runnebaum, B | 1 |
| Challis, JR; Power, SG | 1 |
| Boguslawski, W | 2 |
| Sholl, SA | 3 |
| Mitchell, BF; Powell, WA | 1 |
| Nakayama, T; Sanai, Y; Suzuki, T; Yanaihara, T | 1 |
| Kato, H; Miyauchi, F; Nanjo, K; Tamura, H; Torigoe, T; Ueda, K; Yamashita, H | 1 |
| Kinoshita, K; Nakabayashi, M; Okai, T; Sato, K; Tsutsumi, O | 1 |
| Uilenbroek, JT; van der Linden, R; Woutersen, PJ | 1 |
| Flury, A; Genti-Raimondi, S; Patrito, LC | 1 |
| Kinoshita, K; Mizuno, M; Ogino, M; Sakamoto, S; Satoh, K | 1 |
| Klimek, J; Tiałowska, B; Zelewski, L | 1 |
| Gunasegaram, R; Karim, SM; Loganath, A; Peh, KL; Ratnam, SS | 1 |
| Arias, F; Diaz-Zagoya, JC | 1 |
| Azoury, R; Eyal, F; Springer, C | 1 |
| Brandstetter, K; Kellermann, J; Rabe, T; Runnebaum, B | 1 |
| Blomquist, CH; Hakanson, EY; Kotts, CE | 2 |
| Marchut, M | 2 |
| Ascoli, M; Bahn, RS; Rabin, D; Speeg, KV; Worsham, A | 1 |
| Carson, GD; Challis, JR; Patrick, JE; Power, SG | 1 |
| Lemon, M; Mauléon, P | 1 |
| Hemsell, PG; Mason, JI | 1 |
| Homma, K; Murakami, N; Suzuki, Y; Takahashi, M | 1 |
| Carson, DD; Hsu, YC; Lennarz, WJ | 1 |
| Sheets, JJ; Vickery, LE | 1 |
| Das, C; Jailkhani, BL; Paul, S; Talwar, GP | 1 |
| Larsson, K; Sachs, M; Wagner, WC | 1 |
| Evans, G; Wagner, WC | 1 |
| Moberg, PQ; Sheets, JJ; Vickery, LE | 1 |
| Flury, A; Genti-Raimondi, S; Nowotny, E; Patrito, LC | 1 |
| MacDonald, PC; Simpson, ER; Snyder, JM; Winkel, CA | 1 |
| Hasegawa, Y; Mizushima, Y; Nakamura, Y | 1 |
| Hoogasian, J; Lau, IF; Saksena, SK; Wong, SK | 1 |
| Cadillon, E; de Peretti, E; Forest, MG; Lecoq, A; Thoulon, JM; Zabot, MT | 1 |
| Jenkins, CM; Keeney, DS; Waterman, MR | 1 |
| Cameron, KJ; Kostadinovic, Z; Tuckey, RC | 2 |
| Abrams, CA; Black, SM; Compagnone, N; Fleischer, A; Klonari, Z; Mellon, SH; Miller, WL; Saenger, P; Shackelton, CH | 1 |
| Sridaran, R; Srivastava, RK | 1 |
| Hartung, F; Hoffmann, B; Schuler, G | 1 |
| Luu-The, V; Marrone, BL; Sridaran, R; Srivastava, RK | 1 |
| Harris-Hooker, S; Luu-The, V; Marrone, BL; Sridaran, R; Srivastava, RK | 1 |
| Carrizo, DG; Deis, RP; Tellería, CM | 1 |
| Slayden, OV; Stormshak, F; Tumbelaka, LI | 1 |
| Howarth, NM; Potter, BV; Purohit, A; Reed, MJ | 1 |
| Goff, AK; Leduc, S; Poitras, P; Vaillancourt, D | 1 |
| Bassett, NS; Berdusco, ET; Challis, JR; Labrie, F; Leystra-Lantz, C; Luu-Thé, V; Riley, SC; Yang, K | 1 |
| Cameron, KJ; Tuckey, RC | 1 |
| Akwa, Y; Baulieu, EE; Gouézou, M; Le Goascogne, C; Robel, P; Sananès, N | 1 |
| Devaud, LL; Morrow, AL; Paul, SM; Purdy, RH | 1 |
| Chew, PC; Chow, WP; Gunasegaram, R; Loganath, A; Peh, KL; Shanmugaratnam, S | 1 |
| Raeside, JI | 1 |
| Chavatte, PM; Rossdale, PD; Tait, AD | 1 |
| Hamon, M; Heap, RB; Monaghan, S; Morgan, G; Wooding, FB | 1 |
| Adachi, S; Ando, Y; Fujii, E; Iioka, H; Morikawa, H; Morimoto, K; Okamura, Y; Oku, M; Otsuki, T | 1 |
| Holtan, DW; Schutzer, WE | 1 |
| Futoeda, T; Mikami, S; Nakamura, S | 1 |
| Holtan, DW; Kerby, JL; Schutzer, WE | 1 |
| Maurice, T; Privat, A; Roman, FJ | 1 |
| McDonald, BC; Zimmerberg, B | 1 |
| Accorsi, P; Belvedere, P; Bono, G; Colombo, L; Dalla Valle, L; Gabai, G; Trivoletti, M | 1 |
| Abbaszade, IG; Arensburg, J; Kasa-Vubu, JZ; Orly, J; Park, CH; Payne, AH | 1 |
| Tajbakhsh, M; Tuckey, RC; Woods, ST | 1 |
| Feltz, P; Poisbeau, P; Schlichter, R | 1 |
| Ichikawa, Y; Ohnishi, T | 1 |
| Akwa, Y; Baulieu, EE; Delespierre, B; Eychenne, B; Gouézou, M; Guennoun, R; Robel, P; Robert, F; Schumacher, M | 1 |
| Goldhawk, DE; Hobkirk, R | 1 |
| Miller, WL | 1 |
| Deis, RP; Stocco, CO | 1 |
| Kobayashi, Y; Kusuda, S; Tagawa, N | 1 |
| Chew, PC; Loganath, A; Ng, SC; Peh, KL; Wong, YC | 1 |
| Espinosa-García, MT; Martínez, F; Strauss, JF | 1 |
| Browning, MD; Costa, ET; Ferreira, VM; Frausto, S; Meyer, DA; Olivera, DS; Savage, DD; Soto, EE; Valenzuela, CF | 1 |
| Baldwin, MA; Bose, HS; Huang, MC; Miller, WL; Whittal, RM | 1 |
| Bakker, JM; Heijnen, CJ; Kamphuis, PJ; Kavelaars, A; van Bel, F; Zijlstra, J | 1 |
| Loganath, A; Ng, SC; Peh, KL; Wong, YC | 1 |
| Kirkman, S; Potgieter, HC; van Aarde, RJ; Wallace, ED | 1 |
| Kobayashi, Y; Saiki, K; Tagawa, N | 1 |
| Minabe, Y; Muneoka, KT; Shirayama, Y; Takigawa, M | 1 |
| Allison, CM; Hu, FY; Pearson Murphy, BE; Steinberg, SI | 1 |
| Barañao, JL; Chiappe, ME; Colman-Lerner, AA; Lattanzi, ML; Saragüeta, P | 1 |
| Hagenbuch, B; Meier, PJ; St-Pierre, MV; Stallmach, T; Ugele, B | 1 |
| Bicíková, M; Calda, P; Hampl, R; Hill, M; Klak, J; Zizka, Z | 1 |
| Loganath, A; Peh, KL; Wong, PC | 1 |
| Abraham, GE; Blakely, JL; Buster, JE; Chang, RJ; Hobel, CJ; Marshall, JR; Okada, DM | 1 |
| Boguslawski, W; Klimek, J; Tialowska, B; Zelewski, L | 1 |
| Bolt, DJ; Cooper, BS; Hawk, HW | 1 |
| Gibb, W; Lavoie, JC; Roux, JF | 1 |
| Bogusławski, W; Klimek, J; Tiałowska, B | 1 |
| Arai, K; Okinaga, S; Sano, Y; Shibusawa, H; Yoshida, N | 1 |
| Yoshida, N | 1 |
| Brooks, RV | 1 |
| Nitschelm, D; van der Horst, CJ | 4 |
| Cheng, SL; Stroupe, SD; Westphal, U | 1 |
| Ferrando, R; Fourlon, C; Truhaut, R | 1 |
| Bedford, CA; Heap, RB; Linzell, JL | 1 |
| Laatikainen, T; Peltonen, J | 1 |
| Ainsworth, L; Nitchuk, WM | 1 |
| Remezova, MI; Shashkina, LF; Starkov, MV | 1 |
| Bloch, E; Gupta, C | 1 |
| Sanyal, MK; Villee, CA | 1 |
| Burton, RD; Gadsby, JE; Heap, RB; Perry, JS | 1 |
| Antila, E; Koskinen, J; Niemela, P; Saure, A | 1 |
| Calvert, ME; Gant, NF; MacDonald, PC; Milewich, L | 1 |
| Karjalainen, O; Saure, A; Teräväinen, T | 2 |
| Legrand, C | 1 |
| Den, M; Haruyama, N; Takasaki, T; Uesato, T; Yoshida, T | 1 |
| Buster, JE; Elsner, CW; Killam, AP; Preston, DL | 1 |
| Gandelman, R; McDermott, NJ; Simon, NG | 1 |
| Caron, MG; Goldstein, S; Marsh, JM; Savard, K | 1 |
| Isherwood, DM; Oakey, RE | 1 |
| Marsh, JM | 1 |
| Hodgen, GD; Nixon, WE; Stouffer, RL | 1 |
| Miller, DA; Simpson, ER | 1 |
| Johannisson, E | 1 |
| Kahri, AI; Salmenperä, M; Voutilainen, R | 1 |
| Bilheimer, DW; MacDonald, PC; Milewich, L; Porter, JC; Simpson, ER | 1 |
| Ferré, F; Malassiné, A | 1 |
| Hayashi, K; Schindler, AE | 1 |
| Pepe, GJ; Titus, JA; Townsley, JD | 1 |
| Abraham, GE; Buster, JE; Chang, RJ; Cousins, LM; Elashoff, RM; Hobel, CJ; Marshall, JR; Preston, DL | 1 |
| Angle, MJ; Mead, RA | 1 |
| George, FW; Milewich, L; Simpson, ER; Wilson, JD | 1 |
| Renfree, MB; Young, IR | 1 |
| Mickan, H; Zander, J | 3 |
| Van der Horst, GJ; Vogel, F | 1 |
| Aizawa, Y; Takahashi, M | 1 |
| Atienza, SB; Sherman, MI | 1 |
| Bader, J; Barlas, P; Hohlstein, U; Röhner, H; Schindler, AE; Teller, P; Weimer, H | 1 |
| Cawood, ML; Heys, RF; Isherwood, DM; Oakey, RE; Shahwan, MM | 1 |
| Korolev, VA | 1 |
| Anderson, NG; Colás, AE; Curet, LB | 1 |
| Brent, RL; Koszalka, TR; Sheth, K | 1 |
| Chew, PC; Gunasegaram, R; Karim, SM; Peh, KL; Ratnam, SS | 1 |
| Grigorov, S | 1 |
| Bedin, M; Cedard, L | 3 |
| Chen, GT; Gant, NF; MacDonald, PC; Milewich, L; Schwarz, BE | 1 |
| Burton, RD; Gadsby, JE; Heap, RB; Perry, JS; Wyatt, C | 1 |
| Bransome, ED; Braselton, WE; Edwards, DP; O'Conner, JL | 2 |
| Chang, MC; Lau, IF; Saksena, SK | 1 |
| Salomon, DS; Sherman, MI | 2 |
| Colombo, L; Yaron, Z | 1 |
| Baughman, WL; Hagemenas, FC; Kittinger, GW | 1 |
| Chatterton, RT; Chien, JL; King, WJ; Ward, DA | 1 |
| Tabei, T; Troen, P | 1 |
| Oesch, F | 2 |
| Müller, E | 1 |
| Juchau, MR; Zachariah, K | 1 |
| Shinada, T | 1 |
| Anderson, LM; Ungar, F | 1 |
| Anderson, AB; Flint, AP; Turnbull, AC | 2 |
| First, NL; Torres, CA | 1 |
| Koligian, KB; Stormshak, F | 1 |
| Farb, DH; Irwin, RP; Maragakis, NJ; Paul, SM; Purdy, RH; Rogawski, MA | 1 |
| Glasier, MA; Hobkirk, R | 1 |
| Izhar, M; Pasmanik, M; Shemesh, M | 1 |
| Jeantet, MA; Knight, JW | 1 |
| Clarke, SW; Fowden, AL; Hamon, M; Heap, RB; Houghton, E; Ousey, JC; Rossdale, PD; Silver, M | 1 |
| Chew, PC; Gunasegaram, R; Loganath, A; Peh, KL; Ratnam, SS | 1 |
| Myers, RP; Strickler, RC; Thomas, JL | 1 |
| Heap, RB; Wango, EO; Wooding, FB | 1 |
| Chew, PC; Gunasegaram, R; Loganath, A; Peh, KL; Shanmugaratnam, S | 1 |
| Liu, ZH; Wu, JT | 1 |
| Lorence, MC; Mason, JI; Murry, BA; Trant, JM | 1 |
| Chibbar, R; Mitchell, BF | 1 |
| Hirato, K; Yanaihara, T | 1 |
| Conley, AJ; Mason, JI | 1 |
| Hoedemaker, M; Wagner, WC; Weston, PG | 1 |
| Flury, A; Olivier, NS; Patrito, LC; Raimondi, SG | 1 |
| Poisner, AM; Tonkowicz, PA | 1 |
| Atkinson, HC; Tuckey, RC | 1 |
| Mikami, K; Nishikawa, T; Tamura, Y; Yoshida, S | 1 |
| Bruce, NW; Dharmarajan, AM; Waddell, BJ | 1 |
| Akiyama, T; Hashino, M; Kawamura, E; Kosaki, T; Mori, H; Nakayama, T; Yamaguchi, T; Yanaihara, T | 1 |
| Bélanger, A; Caron, S; Dugré, FJ; Fortier, MA; Lambert, RD | 1 |
| Carr, BR; Cochet, C; Mason, JI; Rainey, WE | 1 |
| Albrecht, ED; Butterstein, GM; Jackson, JA | 1 |
| Benveniste, R; Ilekis, J; Moise, J; Scommegna, A | 1 |
| Drife, JO | 1 |
| Gunasegaram, R; Kottegoda, SR; Loganath, A; Ng, SC; Peh, KL; Ratnam, SS | 1 |
| Walsh, SW | 1 |
| Hashino, M; Nakayama, T; Suzuki, H; Yanaihara, T | 1 |
| Baulieu, EE; Haug, M; Ouss-Schlegel, ML; Robel, P; Spetz, JF | 1 |
| Cathiard, AM; Crozat, A; Durand, P; Saez, JM | 1 |
| Dufau, ML; Knox, GF | 1 |
| Ayub, M; Stitch, SR | 1 |
| Alexander, S; Hansell, DJ; López Bernal, A; Turnbull, AC | 1 |
| James, VH; Jones, DL | 1 |
| Hori, D | 1 |
| Seamark, RF; Stone, BA | 1 |
| Gross, TS; Williams, WF | 1 |
| Khan-Dawood, FS | 1 |
| Berko, EA; Strickler, RC; Thomas, JL | 1 |
| Challis, JR; Vaughan, M | 1 |
| Hashino, M; Komatsuzaki, K; Kosaki, T; Mori, H; Nakayama, T; Yanaihara, T | 1 |
| Challis, JR; Lukash, L; Mitchell, BF | 1 |
| Albrecht, ED; Henson, MC; Pepe, GJ | 1 |
| Heap, PA; Seamark, RF; Stone, BA | 1 |
| Araki, H; Maruyama, S; Nakayawa, T; Suzuki, T; Yanaihara, T | 1 |
| Nakayama, T | 1 |
| Challis, JR; Mitchell, BF; Powell, WA | 1 |
| Deam, S; Kelly, RW; Seamark, RF; Stone, BA | 1 |
| Penning, TM; Senior, MB; Sharp, RB | 1 |
| Das, NP; Dawood, MY; Khan-Dawood, FS | 1 |
| Fortune, JE; Hansel, W | 1 |
| Campeau, JD; Chicz, RM; diZerega, GS; Frederick, JJ; Goebelsmann, U; Nakamura, RM; Tonetta, SA | 1 |
| Belanger, A; Chen, YD; Gibori, G; Khan, I | 1 |
| Nihnobu, K | 1 |
| Forsberg, JG; Tenenbaum, A | 1 |
| Albrecht, ED; Jackson, JA | 1 |
| Blake, PH; Juchau, MR; Lee, QH | 1 |
| Bergheim, P; Netter, KJ; Rathgen, GH | 1 |
| Cibils, LA; Zuspan, FP | 1 |
| Bogulawski, W; Klimek, J; Zelewski, L | 1 |
| Armstrong, DT; Keyes, PL | 1 |
| Colas, AE; Sholl, SA; Wolf, RC | 1 |
| Hagemenas, FC; Kittinger, GW | 1 |
| Bara, G | 1 |
| van Leusden, HA; Villee, CA | 1 |
| Jaffe, RB; Pérez, AE; Perez-Palacios, G | 1 |
| Christie, GA | 1 |
| Diczfalusy, E; Lowy, J; Pasqualini, JR; Wiqvist, N | 1 |
| Tsuda, M | 1 |
| Leymarie, P; Savard, K | 1 |
| Jungmann, RA; Schweppe, JS | 1 |
| Oakey, RE; Shahwan, MM; Stitch, SR | 2 |
| Ainsworth, L; Daenen, M; Ryan, KJ | 1 |
| Rappaport, R | 1 |
| Fevold, HR; Wright, PL | 1 |
| Huhtaniemi, I; Ikonen, M; Vihko, R | 1 |
| Davies, IJ; Petro, Z; Ryan, KJ | 1 |
| Feldman, MK; Fowler, EH | 1 |
| Brown, PS | 1 |
| Huhtaniemi, I; Vihko, R | 2 |
| Merkatz, I; Solomon, S | 1 |
| Bourneva, V; Motta, P | 1 |
| Archer, DF; Diczfalusy, E; Mathur, RS; Wiqvist, N | 1 |
| Atsuta, A | 1 |
| Bloch, E; Klein, M; Lew, M | 2 |
| Francis, FE; Kinsella, RA | 1 |
| Motta, P; Takeva, Z | 1 |
| France, JT | 1 |
| Chayes, R; Dvir, R; Gould, S; Harell, A | 1 |
| Charles, D; Chattoraj, SC; Fanous, R; Pinkus, JL | 1 |
| Jaffe, RB; Payne, AH | 1 |
| Selye, H; Szabo, S; Taché, Y | 1 |
| Giroud, CJ | 1 |
| Grangaud, R | 1 |
| Stähler, E; Sturm, G | 1 |
| Karjalainen, O; Laatikainen, T | 1 |
| Bottiglioni, F; Jasonni, WM; Melega, C | 1 |
| Affanni, JM; Galli, FE; Irusta, O; Wassermann, GF | 1 |
| Dizzfalusy, E; Jaffe, RB; Pérez-Palacios, G | 1 |
| Mori, T | 1 |
| Diczfalusy, E; Robin, M; Telegdy, G | 2 |
| Diczfalusy, E; Mathur, RS; Wigvist, N | 1 |
| France, JT; Liggins, GC; Seddon, RJ | 1 |
| Schindler, AE | 1 |
| Siiteri, PK; Wilson, JD | 1 |
| Abraham, GE; Buster, JE; Corrales, PC; Kyle, FW; Teller, RC | 1 |
| Huhtaniemi, I | 4 |
| Shimizu, K; Yamasaki, H | 1 |
| Levine, LS; New, MI | 1 |
| Laatikainen, TJ; Nylander, PL; Peltonen, JI | 1 |
| Cawood, ML; Macdonald, RR; Oakey, RE | 1 |
| Juillard, MT; Malassiné, A | 2 |
| Kling, OR; Rubin, EJ; Townsley, JD | 1 |
| Diczfalusy, E; Eriksson, G; Palmer, R; Wiqvist, N | 1 |
| Allen, SH; Wiener, M | 1 |
| Ainsworth, L; Ryan, KJ | 3 |
| Bhavnani, BR; Solomon, S | 1 |
| Coutts, JR; Macnaughton, MC; Ross, PE; Walker, J | 1 |
| Campagnoli, C; Capra, A; Garetto, A; Gramaglia, L | 1 |
| Karjalainen, O | 1 |
| Jänne, O; Vihko, R | 1 |
| Anderson, AB; Griffiths, K; Pierrepoint, CG; Turnbull, AC | 3 |
| Rubin, EJ; Scheel, DA; Townsley, JD | 1 |
| Beamer, NB; Kittinger, GW | 1 |
| Bedwani, JR; Marley, PB | 1 |
| Oakey, RE | 1 |
| Gupta, C; Karavolas, HJ | 1 |
| Lauritzen, C; Lehmann, WD | 2 |
| Saure, A | 1 |
| LeMaire, WJ; Marsh, JM | 1 |
| Clark, JN; Gawienowski, AM; Srinivasan, CN | 1 |
| Bompiani, A; Dell'Acqua, S; Lucarelli, C; Menini, E; Plotti, G | 1 |
| Armstrong, DT; Black, DL | 1 |
| Balogh, K; Bratt, H; Lloyd, CW; Pupkin, M; Weisz, J | 1 |
| Bote, V; Chieffi, G; Tramontana, S | 1 |
| Briley, MS; Kuhn, NJ | 1 |
| Levy, HR; Raineri, R | 1 |
| Beutler, E; Mandula, B; Srivastava, SK | 1 |
| Selye, H | 1 |
| Boyd, GS; Mason, JI | 1 |
| Juchau, MR | 1 |
| Takemura, H | 1 |
| Zuspan, FP | 1 |
| Bai, RU; Bischoff, K; Diczfalusy, E; Macome, JC | 1 |
| Godden, U; Holzbauer, M | 1 |
| Brown-Grant, K | 1 |
| Garg, BD; Khandekar, JD; Kovacs, K; Tuchweber, B | 1 |
| Dobardzic, R; Garg, BD; Khandekar, JD; Kovacs, K; Solymoss, B; Tuchweber, B; Zsigmond, G | 1 |
| Ellis, LC; Van Kampen, KR | 1 |
| Ryan, KJ; Shinada, T | 1 |
| Campagnoli, C; Durando, C | 1 |
| Akbar, AM; Lee, DJ; Stormshak, F | 1 |
| Baird, DT; Cockburn, F; Galbraith, A; Kelly, R; Livingstone, JR | 1 |
| Diczfalusy, E; Telegdy, G; Thomas, C; van Leusden, HA | 1 |
| Conrad, SH; Cox, DW; Depp, R; Heinrichs, WL; Pion, RJ | 1 |
| Gibori, G; Kraicer, PF | 1 |
| Lea, OA | 1 |
| Delfs, FE; Hussa, RO; Mattingly, RF; Pattillo, RA | 1 |
| Matsumoto, K; Miyamoto, M; Sugaya, T | 1 |
| Buck, W; Friedrich, E; König, PA; Ott, R; Schindler, AE; Winkler, U | 1 |
| Abraham, GE; Buster, JE; Kyle, FW; Marshall, JR | 1 |
| Billiar, RB; Jassani, M; Little, B; Saarikoski, S | 1 |
| Simko, J | 1 |
| Van Leusden, H; Villee, CA; Zelewski, L | 1 |
| Villee, DB | 1 |
| Okada, K; Tokuda, G | 1 |
| Axelrod, LR; Smith, SW | 1 |
| Aarskog, D | 1 |
| Bieniarz, J; Burd, L; Goodman, C; Scommegna, A | 1 |
| Kurachi, K; Matsumoto, K; Miyazaki, M; Mori, H | 1 |
| Anderson, LL; Hashimoto, I; Henricks, DM; Melampy, RM | 1 |
| Appelgren, LE | 2 |
| Bird, CE; Iwamiya, M; Ling, W; Solomon, S; Young, PC | 1 |
| Mitchell, FL; Shackleton, CH | 1 |
| Alsat, E; Cedard, L; Guichard, A; Pajszczyk-Kieszkiewicz, T; Richard, E | 1 |
| Chytil, F; Glasser, SR; Northcutt, RC; Strott, CA | 1 |
| Marchut, M; Rembiesa, R; Warchol, A | 1 |
| Bieniarz, J; Burd, L; Scommegna, A | 1 |
| Davidson, NJ; Fotherby, K; Mukherjee, TK; Wright, SW | 1 |
| Fears, RB; Naismith, DJ | 1 |
| Meyer, RK; Ying, SY | 1 |
| Larsen, AE | 1 |
| Baird, DT; Cockburn, F; Galbraith, A; Kelly, R; Livingstone, JR; Robins, SP | 1 |
| Billiar, RB; Halla, M; Heinsons, A; Jassani, M; Kline, IT; Little, B; Purdy, RH | 1 |
| Sjövall, K | 1 |
| Gabbe, SG; Villee, CA | 2 |
| Barraclough, CA; Collu, R; Martini, L; Massa, R | 1 |
| Jones, IC; Phillips, JG; Tsang, WN; Vinson, GP | 1 |
| Younglai, EV | 1 |
| Bieniarz, J; Burd, L; Motew, M; Scommegna, A | 1 |
| Friedlander, RL; Wiener, M | 1 |
| Bieniarz, J; Scommegna, A | 1 |
| Edwards-Webb, JD; Ganguly, J; Pope, GS; Thompson, SY; Toothill, J; Waynforth, HB | 1 |
| Affanni, JM; De Nicola, AF | 1 |
| Holzbauer, M | 2 |
| Pierrepoint, CG; Rack, J; Stewart, JS | 1 |
| Loewit, K | 1 |
| Koi, H | 1 |
| Hanks, J; Short, RV; Smith, JG | 1 |
| Coutts, JR; Macnaughton, MC | 1 |
| Kuhn, NJ | 1 |
| Mori, H; Okano, K; Takeyasu, K; Tanaka, K; Wada, T | 1 |
| Goldman, BD; Kamberi, IA; Porter, JC; Siiteri, PK | 1 |
| Binder, C; Nielsen, MD; Starup, J | 1 |
| Butler, M; Carney, R; Chart, J; Giannina, T; Steinetz, B | 1 |
| Endo, H; Koto, K; Matsumoto, K; Okano, K; Yamane, G | 1 |
| Diczfalusy, E | 1 |
| Armstrong, DT; Knudsen, KA; Miller, LS | 1 |
| Goldman, AS | 1 |
| Erb, RE; Hodgen, GD; Plotka, ED; Tillson, SA | 1 |
| Baldratti, G; Scrascia, E; Turolla, E | 1 |
| Acevedo, HF; Campbell, EA; Ferraro, RJ; Gilmore, J; Hayeslip, DW; Maydak, JJ; Merkow, LP; Strickler, HS; Vela, BA | 1 |
| Christiansen, JM; Heap, RB; Linzell, JL; Slotin, CA | 1 |
| Prabhu, VK; Weisz, J | 1 |
| Nishii, T | 1 |
| Short, RV; Younglai, EV | 1 |
| Albepart, T; Diczfalusy, E; Lowy, J; Pasqualini, JR; Wiqvist, N | 1 |
| Eriksson, H; Gustafsson, JA | 1 |
| Chatterton, AJ; Chatterton, RT; Hellman, L | 1 |
| Coutts, JR; Macnaughton, MC; Ross, PE | 2 |
| Charles, D; Chattoraj, SC; Pinkus, JL | 1 |
| Campagnoli, C; Capra, A; Garetto, A; Massobrio, M | 1 |
| Matsumoto, K; Okano, K | 1 |
| Holzbauer, M; Mason, P | 1 |
| Wiener, M | 1 |
| Richter, RH | 1 |
| Chatterton, RT; Greep, RO; Macdonald, GJ | 1 |
| Hilliard, J; Sawyer, CH; Spies, HG | 2 |
| Corpéchot, C; van der Molen, HJ | 1 |
| Acevedo, HF; Arras, BJ; Campbell, EA; Gilmore, J; Strickler, HS; Vela, BA | 1 |
| Cook, B; Nalbandov, AV | 1 |
| Fajer, AB; Holzbauer, M | 1 |
| Chamberlain, J; Morris, NF; Smith, NC | 1 |
| Meigs, RA; Ryan, KJ | 1 |
| Feder, HH; Goy, RW; Resko, JA | 1 |
| Conrad, SH; Kitchin, JD; Ouyang, PC; Pion, RJ | 1 |
| Acevedo, HF; Campbell, EA; Vela, BA | 1 |
| Hashimoto, I; Wiest, WG | 2 |
| Ganguly, J; Juneja, HS; Moudgal, NR | 1 |
| Singh, KB | 1 |
| Cochrane, RL; Mason, NR; Tinsley, FC | 1 |
| Acevedo, HF; Campbell, EA; Dick, BM; Gilmore, J; Moraca, JI; Strickler, HS; Vela, BA | 1 |
| Cupps, PT; Sasser, RG | 1 |
| Channing, CP | 1 |
| Siemerink, M; van Leusden, HA | 1 |
| Thomsen, K | 1 |
| Diczfalusy, E; Reynolds, JW; Wiqvist, N | 1 |
| Lipsett, MB; Tullner, WW | 1 |
| Driscoll, SG; Villee, DB | 1 |
| Van Leusden, H; Villee, CA | 1 |
| Savard, K; Telegdy, G | 1 |
| Lisse, K; Schürenkämper, P | 1 |
| Conrad, SH; Pion, RJ; Wolf, BJ | 1 |
| Rice, BF; Savard, K | 1 |
| Dixon, WR; Pennington, GW | 1 |
| Solomon, S | 1 |
| Engstrom, AW; Larsen, AL | 1 |
| Jaffe, RB; Ledger, WJ | 1 |
| Soost, HJ; Zech, G | 1 |
30 review(s) available for pregnenolone and Pregnancy
| Article | Year |
|---|---|
Sex-specific susceptibility to psychotic-like states provoked by prenatal THC exposure: Reversal by pregnenolone.
Topics: Dopamine; Female; Humans; Male; Mental Disorders; Neurosteroids; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Schizophrenia | 2023 |
Progesterone synthesis by the human placenta.
Topics: Abortion, Spontaneous; Cholesterol; Female; Humans; Mitochondria; Placenta; Pregnancy; Pregnenolone; Progesterone; Trophoblasts | 2005 |
[Pregnenolone, pregnenolone sulfate].
Topics: Adrenal Hyperplasia, Congenital; Biomarkers; Chromatography, High Pressure Liquid; Disorders of Sex Development; Female; Gas Chromatography-Mass Spectrometry; Humans; Male; Pregnancy; Pregnenolone; Radioimmunoassay | 2005 |
Modulation of glutamatergic transmission by sulfated steroids: role in fetal alcohol spectrum disorder.
Topics: Animals; Brain; Dehydroepiandrosterone Sulfate; Ethanol; Female; Fetal Alcohol Spectrum Disorders; Glutamine; Humans; Neurons; Pregnancy; Pregnenolone; Receptors, N-Methyl-D-Aspartate; Steroids; Synaptic Transmission | 2008 |
[Biosynthesis and secretion of steroid hormones].
Topics: Adrenal Cortex; Adrenal Cortex Hormones; Adrenocorticotropic Hormone; Aldosterone; Androgens; Animals; Cholesterol Side-Chain Cleavage Enzyme; Endoplasmic Reticulum; Feedback; Female; Hormones; Humans; Luteinizing Hormone; Male; Mitochondria; Ovary; Pituitary Hormones; Placenta; Pregnancy; Pregnenolone; Rats; Receptors, Cell Surface; Sertoli Cells; Testis | 1982 |
Review: placental sulphatase deficiency.
Topics: Acid Anhydride Hydrolases; Copper; Estrogens; Female; Fetus; Fibroblasts; Gestational Age; Humans; Hydrocortisone; Ichthyosis; Lipid Metabolism, Inborn Errors; Male; Obstetric Labor Complications; Phosphoric Monoester Hydrolases; Placenta; Pregnancy; Pregnancy Complications; Pregnancy, Prolonged; Pregnenolone; Prenatal Diagnosis; Prolactin; Transcortin; X Chromosome | 1982 |
Deuterium labelled steroid hormones: syntheses and application in quantitation and endocrinology.
Topics: Androstenedione; Chemical Phenomena; Chemistry; Dehydroepiandrosterone; Deuterium; Estradiol; Estriol; Estrogens; Estrone; Ethinyl Estradiol; Female; Gas Chromatography-Mass Spectrometry; Glucuronates; Gonadal Steroid Hormones; Humans; Hydroxytestosterones; Isotope Labeling; Male; Pregnancy; Pregnanediones; Pregnenolone; Progesterone; Progestins; Testosterone | 1981 |
Neuroactive steroid modulators of the stress response.
Topics: Adrenalectomy; Alcoholism; Animals; Bridged Bicyclo Compounds, Heterocyclic; Desoxycorticosterone; Estrus; Female; Flunitrazepam; Hypothalamo-Hypophyseal System; Male; Menstruation; Pregnancy; Pregnanolone; Pregnenolone; Receptors, GABA; Receptors, N-Methyl-D-Aspartate; Stress, Physiological | 1995 |
[Pregnenolone].
Topics: Adolescent; Adult; Child; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Male; Pregnancy; Pregnenolone | 1995 |
Steroid hormone biosynthesis and actions in the materno-feto-placental unit.
Topics: Female; Hormones; Humans; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnenolone; Steroids | 1998 |
Androgens.
Topics: Acetates; Androgen Antagonists; Androgens; Animals; Beta-Globulins; Blood Proteins; Child, Preschool; Cholesterol; Female; Hair; Humans; Hydroxylation; Infant; Male; Microsomes; Mitochondria; Pregnancy; Pregnenolone; Protein Binding; Testosterone | 1975 |
Progesterone binding to serum proteins.
Topics: Alpha-Globulins; Animals; Binding Sites; Blood Proteins; Female; Humans; Kinetics; Molecular Weight; Pregnancy; Pregnenolone; Progesterone; Progesterone-Binding Globulin; Protein Binding; Protein Conformation; Spectrometry, Fluorescence | 1977 |
The role of cyclic AMP in gonadal steroidogenesis.
Topics: 2',3'-Cyclic-Nucleotide Phosphodiesterases; Acetates; Adenylyl Cyclases; Animals; Biological Transport; Cholesterol; Chorionic Gonadotropin; Corpus Luteum; Cyclic AMP; Female; Gonadal Steroid Hormones; Luteinizing Hormone; Male; Mitochondria; Pregnancy; Pregnenolone; Progesterone; Prostaglandins; Protein Biosynthesis; Stimulation, Chemical; Testis | 1976 |
Aspects of the ultrastructure and function of the human fetal adrenal cortex.
Topics: Adrenal Cortex; Adrenocorticotropic Hormone; Chorionic Gonadotropin; Female; Gestational Age; Humans; Pregnancy; Pregnenolone; Progesterone | 1979 |
[Biochemistry of the fetoplacental system].
Topics: Adrenal Cortex; Androgens; Estrogens; Female; Fetus; Humans; Hydroxyprogesterones; Male; Placenta; Pregnancy; Pregnanediol; Pregnenolone; Progesterone | 1976 |
Placental steroid hormones.
Topics: Androstenedione; Cholesterol; Estrogens; Female; Gene Expression Regulation, Enzymologic; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids | 1990 |
Breast development in puberty.
Topics: Adipose Tissue; Adolescent; Adult; Androgens; Breast; Breast Neoplasms; Cell Differentiation; Cell Division; Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; DNA Replication; Epithelial Cells; Estradiol; Female; Gonadotropin-Releasing Hormone; Gonadotropins; Humans; Insulin-Like Growth Factor I; Male; Menarche; Menopause; Pregnancy; Pregnancy Trimester, Second; Pregnenolone; Puberty; Risk; Sex Characteristics; Time Factors | 1986 |
Fetal Leydig cell culture--an in vitro system for the study of trophic hormone and GnRH receptors and actions.
Topics: 17-alpha-Hydroxyprogesterone; 3-Hydroxysteroid Dehydrogenases; 8-Bromo Cyclic Adenosine Monophosphate; Animals; Cholera Toxin; Chorionic Gonadotropin; Cyclic AMP; Dose-Response Relationship, Drug; Female; Gonadotropin-Releasing Hormone; Histocytochemistry; Hydroxyprogesterones; Kinetics; Leydig Cells; Luteinizing Hormone; Male; Pregnancy; Pregnenolone; Rats; Steroid 17-alpha-Hydroxylase; Testosterone; Time Factors | 1985 |
Aspects of corticosteroid biogenesis and metabolism during the perinatal period.
Topics: 17-Hydroxycorticosteroids; Adrenal Cortex Hormones; Blood; Congenital Abnormalities; Dehydroepiandrosterone; Female; Fetus; Glucuronates; Humans; Hydrocortisone; Infant, Newborn; Placenta; Pregnancy; Pregnenolone; Somatomedins; Sulfates; Umbilical Cord | 1971 |
[Vitamin A, steroid hormones and nutrition].
Topics: 17-Ketosteroids; Adrenal Cortex Hormones; Adrenal Glands; Androstanes; Animal Nutritional Physiological Phenomena; Animals; Dehydroepiandrosterone; Estrus; Female; Hydroxysteroid Dehydrogenases; Isomerases; Lipid Metabolism; Male; Nutritional Physiological Phenomena; Ovary; Pregnancy; Pregnenolone; Progesterone; Rabbits; Rats; Rats, Inbred Strains; Testis; Vitamin A; Xerophthalmia | 1970 |
[Biosynthesis of steroids in the corpus luteum. (General review of literature and radioisotope study related to menstrual and pregnancy corpus luteum in humans].
Topics: 17-Ketosteroids; Adult; Androstanes; Carbon Isotopes; Corpus Luteum; Corpus Luteum Hormones; Dehydroepiandrosterone; Female; Humans; Menstruation; Ovary; Pregnancy; Pregnenolone; Progesterone | 1971 |
Congenital adrenal hyperplasia.
Topics: Adrenal Gland Diseases; Adrenal Glands; Androstenedione; Body Height; Dehydroepiandrosterone; Diagnosis, Differential; Estradiol; Female; Fetus; Genitalia, Female; Genitalia, Male; Humans; Hyperplasia; Male; Pregnancy; Pregnenolone; Progesterone; Steroid Hydroxylases; Testosterone | 1973 |
The progressive increase in estrogen production in human pregnancy: an appraisal of the factors responsible.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Androgens; Binding Sites; Dehydroepiandrosterone; Estrogens; Female; Fetus; Humans; Hydrocortisone; Liver; Maternal-Fetal Exchange; Models, Biological; Placenta; Pregnancy; Pregnenolone; Progesterone; Sulfates; Umbilical Cord | 1970 |
Protection by catatoxic steroids against cyclophosphamide-induced organ lesions.
Topics: Adrenal Glands; Animals; Body Weight; Bone Marrow; Cyclophosphamide; Desoxycorticosterone; Enzyme Induction; Estradiol; Ethylestrenol; Female; Ketones; Microsomes, Liver; Mortality; Oxandrolone; Phenobarbital; Prednisolone; Pregnancy; Pregnanediones; Pregnanes; Pregnenolone; Progesterone; Rats; Spironolactone; Thyroxine; Triamcinolone | 1970 |
The regulation of the biosynthesis of sterols and steroids in the placenta.
Topics: Acetates; Carbon Isotopes; Cholesterol; Chorionic Gonadotropin; Chromatography; Chromatography, Thin Layer; Crystallization; Female; Humans; In Vitro Techniques; Mevalonic Acid; Placenta; Pregnancy; Pregnenolone; Squalene; Steroids; Sterols; Tritium | 1966 |
Effects of progesterone on enzyme activity of adrenals in organ culture.
Topics: Adrenal Glands; Animals; Carbon Isotopes; Corticosterone; Culture Techniques; Desoxycorticosterone; Female; Fetus; Glucose; Glycogen; Humans; Hydrocortisone; Hydroxyprogesterones; Hydroxysteroid Dehydrogenases; Hyperplasia; Isomerases; Lactates; Mice; Pregnancy; Pregnenolone; Progesterone; Steroids; Tritium | 1966 |
[Progesterone].
Topics: Adipose Tissue; Animals; Breast; Female; Humans; Pregnancy; Pregnenolone; Progesterone; Protein Binding; Uterus | 1968 |
[Adrenal cortex in the fetus and the neonatal period].
Topics: Adrenal Glands; Carbon Isotopes; Cortisone; Disorders of Sex Development; Female; Fetus; Humans; Hypospadias; Infant, Newborn; Infant, Premature; Male; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnenolone; Progestins | 1970 |
Formation and metabolism of steroids in the fetus and placenta.
Topics: Adrenal Glands; Androgens; Animals; Carbon Isotopes; Female; Fetus; Haplorhini; Humans; Hydroxyprogesterones; In Vitro Techniques; Placenta; Pregnancy; Pregnenolone; Progesterone; Testosterone | 1967 |
The investigation of steroid metabolism in early infancy.
Topics: Adrenal Cortex Hormones; Adrenal Gland Diseases; Adult; Amniotic Fluid; Androgens; Anencephaly; Blood Transfusion; Carbon Isotopes; Chromatography, Thin Layer; Corticosterone; Estrogens; Female; Fetus; Humans; Hydrocortisone; Infant, Newborn; Placenta; Pregnancy; Pregnenolone; Progesterone; Rh-Hr Blood-Group System; Steroids; Testosterone; Umbilical Cord; Uterus | 1969 |
3 trial(s) available for pregnenolone and Pregnancy
| Article | Year |
|---|---|
Cortisol, progesterone, 17αOHprogesterone, and pregnenolone in foals born from mare's hormone-treated for experimentally induced ascending placentitis.
Topics: 17-alpha-Hydroxyprogesterone; Animals; Animals, Newborn; Anti-Bacterial Agents; Clonixin; Contraceptive Agents, Female; Estradiol; Female; Horse Diseases; Horses; Hydrocortisone; Placenta Diseases; Pregnancy; Pregnenolone; Progesterone; Progestins; Random Allocation; Streptococcal Infections; Streptococcus equi; Trenbolone Acetate; Trimethoprim, Sulfamethoxazole Drug Combination | 2019 |
The effect of pregnenolone sulfate on uterine contractility.
Topics: Adolescent; Adult; Chromatography, Gas; Chromatography, Thin Layer; Clinical Trials as Topic; Female; Humans; Infusions, Parenteral; Labor, Obstetric; Muscle Contraction; Placenta; Pregnancy; Pregnenolone; Progesterone; Sulfates; Uterus | 1970 |
Clinical studies on the action of ergocornine in women.
Topics: 17-Ketosteroids; Adult; Body Temperature; Clinical Trials as Topic; Endometrium; Ergot Alkaloids; Female; Humans; Pregnancy; Pregnanediol; Pregnenolone; Vaginal Smears | 1966 |
540 other study(ies) available for pregnenolone and Pregnancy
| Article | Year |
|---|---|
Steroid profiling and genetic variants in Chinese women with gestational diabetes mellitus.
Topics: 17-Hydroxysteroid Dehydrogenases; Adult; Alleles; Aromatase; China; Dehydroepiandrosterone; Diabetes, Gestational; Estriol; Female; Genetic Predisposition to Disease; Genetic Variation; Genotype; Humans; Polymorphism, Single Nucleotide; Pregnancy; Pregnenolone; Risk; Steroids; Testosterone | 2021 |
Maternal steroids during pregnancy and their associations with ambient air pollution and temperature during preconception and early gestational periods.
Topics: Air Pollutants; Air Pollution; Child; Cohort Studies; Female; Humans; Male; Maternal Exposure; Particulate Matter; Pregnancy; Pregnenolone; Progestins; Steroids; Temperature | 2022 |
Structure-activity relationship analysis of perfluoroalkyl carbonic acids on human and rat placental 3β-hydroxysteroid dehydrogenase activity.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Carbon; Carbonic Acid; Endocrine Disruptors; Female; Fluorocarbons; Humans; Isomerases; Multienzyme Complexes; NAD; Placenta; Pregnancy; Pregnenolone; Progesterone; Rats; Structure-Activity Relationship | 2022 |
Effects of phenolic compounds on 3β-hydroxysteroid dehydrogenase activity in human and rat placenta: Screening, mode of action, and docking analysis.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Female; Humans; Molecular Docking Simulation; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Rats | 2023 |
Steroid Profiling in the Amniotic Fluid: Reference Range for 12 Steroids and Interest in 21-Hydroxylase Deficiency.
Topics: 17-alpha-Hydroxyprogesterone; Amniotic Fluid; Chromatography, Liquid; Corticosterone; Dehydroepiandrosterone; Female; Humans; Hydrocortisone; Pregnancy; Pregnenolone; Reference Values; Steroids; Tandem Mass Spectrometry; Testosterone | 2023 |
Inhibition of human and rat placental 3β-hydroxysteroid dehydrogenase/Δ
Topics: Animals; Female; Fungicides, Industrial; Humans; Insecticides; Isomerases; Multienzyme Complexes; NAD; Placenta; Pregnancy; Pregnenolone; Rats; Triclosan | 2023 |
Oxytocin modulates steroidogenesis-associated genes and estradiol levels in the placenta.
Topics: Animals; Dehydroepiandrosterone; Estradiol; Female; Oxytocin; Placenta; Pregnancy; Pregnenolone; Progesterone; Rats; Steroids | 2023 |
Plasma steroid hormone concentrations and their relationships in Suffolk ewes during gestation and parturition.
Topics: Animals; Estradiol; Estrone; Female; Hydrocortisone; Parturition; Pregnancy; Pregnenolone; Progesterone; Sheep | 2019 |
Placental production of progestins is fully effective in villous cytotrophoblasts and increases with the syncytiotrophoblast formation.
Topics: 17-alpha-Hydroxyprogesterone; Cell Differentiation; Cell Proliferation; Cells, Cultured; Colforsin; Female; Gas Chromatography-Mass Spectrometry; Gene Expression Regulation; Humans; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; Progestins; Steroid Isomerases; TNF Receptor-Associated Factor 4; Trophoblasts | 2020 |
Prenatal THC exposure produces a hyperdopaminergic phenotype rescued by pregnenolone.
Topics: Animals; Dopamine; Dopaminergic Neurons; Dronabinol; Endophenotypes; Female; Maze Learning; Membrane Potentials; Motor Activity; Neural Inhibition; Neuronal Plasticity; Nucleus Accumbens; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Prepulse Inhibition; Rats; Risk-Taking; Sensory Gating; Sex Characteristics; Ventral Tegmental Area | 2019 |
Pregnenolone and pregnenolone-methyl-ether rescue neuronal defects caused by dysfunctional CLIP170 in a neuronal model of CDKL5 Deficiency Disorder.
Topics: Animals; Axons; Chlorocebus aethiops; Comet Assay; COS Cells; Dendrites; Disks Large Homolog 4 Protein; Epileptic Syndromes; Female; Growth Cones; Male; Mice; Mice, Knockout; Microtubules; Neurons; Pregnancy; Pregnenolone; Spasms, Infantile | 2020 |
Longitudinal proneuroactive and neuroactive steroid profiles in medication-free women with, without and at-risk for perinatal depression: A liquid chromatography-tandem mass spectrometry analysis.
Topics: 20-alpha-Dihydroprogesterone; Adult; Anxiety; Chromatography, Liquid; Depression; Depression, Postpartum; Depressive Disorder; Desoxycorticosterone; Female; Humans; Longitudinal Studies; Neurosteroids; Parturition; Pregnancy; Pregnanolone; Pregnenolone; Prenatal Care; Progesterone; Prospective Studies; Risk Factors; Tandem Mass Spectrometry | 2020 |
Selective Inhibition of Coxiella burnetii Replication by the Steroid Hormone Progesterone.
Topics: Animals; Bacterial Proteins; Cell Line; Cell Survival; Coxiella burnetii; DNA Replication; Drug Synergism; Escherichia coli Proteins; Estrogens; Ethidium; Female; Host-Pathogen Interactions; Humans; Membrane Proteins; Membrane Transport Proteins; Piperazines; Placenta; Pregnancy; Pregnenolone; Progesterone; Protein Kinases; Verapamil | 2020 |
Prenatal Exposure to Bisphenols and Phthalates and Postpartum Depression: The Role of Neurosteroid Hormone Disruption.
Topics: Adult; Benzhydryl Compounds; Depression, Postpartum; Endocrine Disruptors; Female; Humans; Maternal Exposure; Neurosteroids; Phenols; Phthalic Acids; Postpartum Period; Pregnancy; Pregnancy Trimesters; Pregnanolone; Pregnenolone; Progesterone; Prospective Studies; Psychiatric Status Rating Scales | 2021 |
Impact of Gestational and Postmenstrual Age on Excretion of Fetal Zone Steroids in Preterm Infants Determined by Gas Chromatography-Mass Spectrometry.
Topics: 17-alpha-Hydroxypregnenolone; Adult; Aging; Amniotic Fluid; Cohort Studies; Dehydroepiandrosterone Sulfate; Female; Fetus; Gas Chromatography-Mass Spectrometry; Gestational Age; Humans; Infant, Extremely Premature; Infant, Newborn; Infant, Premature; Male; Pregnancy; Pregnenolone; Sex Characteristics; Steroids | 2021 |
Simultaneous quantification of progestogens in plasma and serum by UHPLC-HRMS employing multiplexed targeted single ion monitoring.
Topics: Animals; Chromatography, High Pressure Liquid; Female; Pregnancy; Pregnenolone; Progesterone; Progestins; Steroids | 2021 |
Equine fetal adrenal, gonadal and placental steroidogenesis.
Topics: 3-Oxo-5-alpha-Steroid 4-Dehydrogenase; Adrenal Cortex Hormones; Adrenal Glands; Androstenedione; Animals; Aromatase; Cholesterol Side-Chain Cleavage Enzyme; Dehydroepiandrosterone; Embryo, Mammalian; Female; Gene Expression Regulation, Developmental; Gene Expression Regulation, Enzymologic; Gestational Age; Gonadal Steroid Hormones; Horses; Male; Multienzyme Complexes; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone Reductase; Steroid 17-alpha-Hydroxylase; Steroid Isomerases; Testis | 2017 |
Ziram inhibits aromatase activity in human placenta and JEG-3 cell line.
Topics: Aromatase; Aromatase Inhibitors; Cell Line, Tumor; Estradiol; Female; Humans; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; Protein Binding; Steroid Isomerases; Testosterone; Ziram | 2017 |
Characterizing the steroidal milieu in amniotic fluid of mid-gestation: A LC-MS/MS study.
Topics: 17-alpha-Hydroxypregnenolone; Amniotic Fluid; Androsterone; Chromatography, Liquid; Dehydroepiandrosterone; Epitestosterone; Estriol; Estrone; Female; Gestational Age; Humans; Male; Pregnancy; Pregnancy Trimester, Second; Pregnenolone; Steroids; Tandem Mass Spectrometry | 2019 |
Abnormal steroidogenesis and aromatase activity in preeclampsia.
Topics: Adult; Androstenedione; Aromatase; Estradiol; Estriol; Estrogens; Estrone; Female; Humans; Mass Spectrometry; Placenta; Placenta Growth Factor; Pre-Eclampsia; Pregnancy; Pregnenolone; Vascular Endothelial Growth Factor Receptor-1; Young Adult | 2018 |
GABAergic neuroactive steroids and resting-state functional connectivity in postpartum depression: a preliminary study.
Topics: Adult; Amygdala; Depression, Postpartum; Female; Gyrus Cinguli; Hippocampus; Humans; Magnetic Resonance Imaging; Nerve Net; Pilot Projects; Postpartum Period; Prefrontal Cortex; Pregnancy; Pregnanolone; Pregnenolone | 2013 |
Using the oocyte donation model to identify early trophoblast pregnenolone production.
Topics: Early Diagnosis; Embryo Transfer; Female; Humans; Luteal Phase; Models, Biological; Oocyte Donation; Ovulation Induction; Pregnancy; Pregnancy Tests; Pregnenolone; Progesterone; Sensitivity and Specificity; Trophoblasts | 2013 |
Swainsonine differentially affects steroidogenesis and viability in caprine luteal cells in vitro.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Apoptosis; Cell Cycle; Cell Line; Cell Proliferation; Cholesterol Side-Chain Cleavage Enzyme; Culture Media; Female; Gene Expression; Goats; Luteal Cells; Oxytropis; Phosphoproteins; Pregnancy; Pregnenolone; Progesterone; Swainsonine; Transfection | 2013 |
Urinary cysteinyl progestogens: Occurrence and origin.
Topics: Adrenocorticotropic Hormone; Adult; Cell Line, Tumor; Child; Cysteine; Female; Hep G2 Cells; Hepatocytes; Humans; Hydrocortisone; Liver; Luteal Phase; Male; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Progestins | 2015 |
Exploratory study of the association of steroid profiles in stimulated ovarian follicular fluid with outcomes of IVF treatment.
Topics: Adult; Androstenedione; Dehydroepiandrosterone; Estradiol; Estrone; Female; Fertilization in Vitro; Follicular Fluid; Humans; Infertility, Female; Live Birth; Oocytes; Ovulation Induction; Pregnancy; Pregnenolone; Prospective Studies; Steroids; Tandem Mass Spectrometry; Testosterone; Young Adult | 2016 |
Gossypol enantiomers potently inhibit human placental 3β-hydroxysteroid dehydrogenase 1 and aromatase activities.
Topics: Animals; Aromatase; Aromatase Inhibitors; Cell Line, Tumor; Chlorocebus aethiops; COS Cells; Female; Gossypol; Humans; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Progesterone Reductase; Steroid Isomerases; Testosterone | 2016 |
The dynamic steroid landscape of equine pregnancy mapped by mass spectrometry.
Topics: 20-alpha-Dihydroprogesterone; Animals; Biomarkers; Chromatography, Liquid; Corpus Luteum; Female; Horses; Placenta; Pregnancy; Pregnancy, Animal; Pregnanolone; Pregnenolone; Progesterone; Steroids; Tandem Mass Spectrometry | 2016 |
Equine 5α-reductase activity and expression in epididymis.
Topics: 17-Ketosteroids; 3-Oxo-5-alpha-Steroid 4-Dehydrogenase; 5-alpha Reductase Inhibitors; Androstanols; Animals; Dihydrotestosterone; Dutasteride; Epididymis; Female; Finasteride; Horses; Male; Pregnancy; Pregnenolone | 2016 |
Progestin withdrawal at parturition in the mare.
Topics: Animals; Female; Horses; Humans; Parturition; Pregnancy; Pregnenolone; Progesterone; Progestins; Withholding Treatment | 2016 |
[Pregnenolone, pregnenolone sulfate].
Topics: Adolescent; Adult; Child; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Male; Pregnancy; Pregnenolone | 2010 |
Effects of nonylphenol on the production of progesterone on the rats granulosa cells.
Topics: 8-Bromo Cyclic Adenosine Monophosphate; Animals; Cells, Cultured; Chorionic Gonadotropin; Colforsin; Environmental Pollutants; Estrogens; Female; Flavonoids; Granulosa Cells; Humans; Maternal Exposure; Phenols; Phosphoproteins; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Progesterone; Rats; Reproductive Control Agents | 2011 |
Cytochrome P450scc-dependent metabolism of 7-dehydrocholesterol in placenta and epidermal keratinocytes.
Topics: Adolescent; Adult; Animals; Cholesterol Side-Chain Cleavage Enzyme; Chromatography, High Pressure Liquid; Colforsin; Dehydrocholesterols; Epidermal Cells; Female; Humans; Keratinocytes; Magnetic Resonance Spectroscopy; Mass Spectrometry; Metabolic Networks and Pathways; Microsomes; Mitochondria; Placenta; Pregnancy; Pregnenolone; Sus scrofa; Time Factors; Young Adult | 2012 |
Abnormal regulation for progesterone production in placenta with prenatal cocaine exposure in rats.
Topics: Animals; Cholesterol Side-Chain Cleavage Enzyme; Cocaine; Cocaine-Related Disorders; Dopamine Uptake Inhibitors; Down-Regulation; Female; Fetal Blood; Membrane Transport Proteins; Placenta; Pregnancy; Pregnancy Complications; Pregnenolone; Progesterone; Random Allocation; Rats; Rats, Sprague-Dawley; RNA, Messenger; Stillbirth; Transcription Factor AP-2; Vasoconstrictor Agents | 2012 |
Longitudinal study of plasma pregnenolone and 17-hydroxypregnenolone in full-term and preterm neonates at birth and during the early neonatal period.
Topics: 17-alpha-Hydroxypregnenolone; Aging; Birth Weight; Female; Gestational Age; Humans; Infant, Newborn; Infant, Premature; Longitudinal Studies; Male; Maternal-Fetal Exchange; Pregnancy; Pregnenolone; Reference Values; Time Factors | 2002 |
Placentation in the African elephant, Loxodonta africana. I. Endocrinological aspects.
Topics: 20-alpha-Dihydroprogesterone; Abortifacient Agents; Animals; Cholesterol; Elephants; Female; Gestational Age; Gonads; Immunohistochemistry; Male; Organ Culture Techniques; Ovary; Placenta; Placentation; Population Control; Pregnancy; Pregnenolone; Progesterone; Prostaglandins F, Synthetic; Testis | 2002 |
Gonadotropin-releasing hormone-agonist inhibits synthesis of nitric oxide and steroidogenesis by luteal cells in the pregnant rat.
Topics: Animals; Blotting, Western; Cells, Cultured; Corpus Luteum; Female; Gonadotropin-Releasing Hormone; Immunohistochemistry; Isoenzymes; Luteal Cells; Nitric Oxide; Nitric Oxide Synthase; Nitric Oxide Synthase Type I; Nitric Oxide Synthase Type II; Nitric Oxide Synthase Type III; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Sprague-Dawley; Steroids | 2003 |
Neurosteroid modulation of the presynaptic NMDA receptors regulating hippocampal noradrenaline release in normal rats and those exposed prenatally to diazepam.
Topics: Animals; Diazepam; Female; Glycine; Hippocampus; Male; Norepinephrine; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Rats; Rats, Wistar; Receptors, N-Methyl-D-Aspartate; Synaptosomes | 2003 |
Expression of 3beta-hydroxysteroid dehydrogenase and P450 side chain cleavage enzyme in the human uterine endometrium.
Topics: Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Decidua; Endometrium; Female; Gene Expression; Humans; Menstrual Cycle; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; Steroid Isomerases | 2003 |
Neurosteroid modulation of glutamate release in hippocampal neurons: lack of an effect of a chronic prenatal ethanol exposure paradigm.
Topics: Animals; Dose-Response Relationship, Drug; Ethanol; Female; Glutamic Acid; Hippocampus; Male; Neurons; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley; Steroids | 2003 |
In vitro progesterone production by maternal and embryonic tissues during gestation in the southern snow skink (Niveoscincus microlepidotus).
Topics: Adrenal Glands; Animals; Corpus Luteum; Embryo, Nonmammalian; Extraembryonic Membranes; Female; Gonads; Lizards; Muscles; Oviducts; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Uterus | 2003 |
The 17, 20-lyase activity of cytochrome p450c17 from human fetal testis favors the delta5 steroidogenic pathway.
Topics: 17-alpha-Hydroxyprogesterone; Adult; Catalysis; Dehydroepiandrosterone; Female; Humans; Kinetics; Leydig Cells; Male; Microsomes; Multienzyme Complexes; Pregnancy; Pregnanolone; Pregnenolone; Progesterone; Progesterone Reductase; Steroid 17-alpha-Hydroxylase; Steroid Isomerases; Steroids; Testis | 2003 |
[Reduction of progesterone in the organism. I. Pregnenolone and its differentiation from other ketosteroids].
Topics: Female; Humans; Ketosteroids; Pregnancy; Pregnenolone; Progesterone; Steroids; Urine | 1953 |
The conversion of delta 5-pregnen-3 delta-ol-20-one to progesterone by homogenates of human placental tissue.
Topics: Animals; Female; Humans; Lipid Metabolism; Mammals; Placenta; Pregnancy; Pregnenolone; Progesterone | 1954 |
[Reduction of progesterone in the organism. II. Methyl ketones (pregnenolones) in pregnancy].
Topics: Female; Ketones; Pregnancy; Pregnenolone; Progesterone; Urine | 1954 |
The conversion of progesterone to delta 4 pregnene-20 alpha-ol, 3-one by human placenta in vitro.
Topics: Biochemical Phenomena; Female; Humans; In Vitro Techniques; Lipid Metabolism; Placenta; Pregnancy; Pregnenes; Pregnenolone; Progesterone | 1959 |
Progesterone and 4-pregnen-20 alpha-ol-3-one in the tissues of pregnant rats.
Topics: Animals; Female; Pregnancy; Pregnenolone; Progesterone; Rats | 1959 |
[Evaluation of an oral preparation in the early diagnosis of pregnancy as compared to the Schloer reaction. Norpregneninolone acetate and ethinyl estradiol].
Topics: Acetates; Early Diagnosis; Estradiol; Ethinyl Estradiol; Female; Humans; Norethindrone; Pregnancy; Pregnancy Tests; Pregnenolone | 1961 |
[Evaluation of an oral preparation in the early diagnosis of pregnancy compared to the Schloer reaction (nor-pregnenolone acetate and ethynil estradiol)].
Topics: Acetates; Early Diagnosis; Estradiol; Pregnancy; Pregnenolone; Progestins | 1961 |
[Steroids in the plasma of human placental blood (cord blood)].
Topics: Female; Fetal Blood; Humans; Placenta; Plasma; Pregnancy; Pregnenolone; Progesterone; Steroids; Umbilical Cord | 1962 |
[Demonstration of 6 new steroids in the plasma of human placental blood (umbilical cord blood)].
Topics: Female; Fetal Blood; Humans; Placenta; Plasma; Pregnancy; Pregnenolone; Progesterone; Steroids; Umbilical Cord | 1962 |
THE CONVERSION OF PREGNENOLONE-7-3H AND PROGESTERONE-4-14C TO OESTRADIOL BY A CORPUS LUTEUM OF PREGNANCY.
Topics: Corpus Luteum; Estradiol; Female; Humans; Metabolism; Pregnancy; Pregnenolone; Progesterone | 1963 |
[CHROMATOGRAPHIC SEPARATION AND DETERMINATION OF PREGNANOLONE].
Topics: Body Fluids; Chromatography; Female; Humans; Pregnancy; Pregnanediol; Pregnanolone; Pregnenolone; Spectrophotometry; Urine | 1963 |
IN VITRO METABOLISM OF PROGESTERONE AND 20ALPHA-HYDROXYPREGN-4-EN-3-ONE BY TISSUES OF THE FEMALE RAT.
Topics: Adipose Tissue; Adrenal Glands; Animals; Carbon Isotopes; Chromatography; Female; Humans; In Vitro Techniques; Kidney; Metabolism; NADP; Ovary; Oxidoreductases; Pharmacology; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Pseudopregnancy; Rats; Research; Steroids; Uterus | 1963 |
[BIOLOGICAL EFFECTS OF 20-BETA-HYDROXY-PREGN-4-ENE-3-ONE].
Topics: Body Temperature; Cervix Mucus; Chorionic Gonadotropin; Endometrium; Female; Gonadotropins; Humans; Menopause; Menstruation; Pharmacology; Pregnancy; Pregnanediol; Pregnenolone; Proteins; Rats; Research; Urine; Vaginal Smears | 1963 |
[STUDIES ON THE BIOSYNTHESIS OF STEROID HORMONES].
Topics: Adrenal Cortex Hormones; Androgens; Animals; Cattle; Chromatography; Estrogens; Female; Hormones; Humans; Male; Metabolism; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Progestins; Research; Steroids; Testis | 1963 |
[CORTICOSTEROIDS IN THE PLACENTA].
Topics: Adrenal Cortex Hormones; Aldosterone; Desoxycorticosterone; Female; Hydroxyprogesterones; Metabolism; Placenta; Placental Hormones; Pregnancy; Pregnenolone; Progesterone | 1964 |
[THE PLACENTA AND THE SECRETION OF PROGESTERONE].
Topics: Blood Chemical Analysis; Chromatography; Female; Humans; Metabolism; Placenta; Placental Hormones; Pregnancy; Pregnenolone; Progesterone; Urine | 1964 |
FAILURE OF 20 ALPHA-HYDROXY-DELTA-4-PREGNEN-3-ONE AND 20-BETA-HYDROXY-DELTA-4-PREGNEN-3-ONE TO MAINTAIN PREGNANCY IN OVARIECTOMIZED MICE.
Topics: 20-alpha-Dihydroprogesterone; Animals; Castration; Female; Humans; Male; Mice; Orchiectomy; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Research | 1964 |
A SYSTEM OF ANALYSIS BY GAS CHROMATOGRAPHY OF 17ALPHA- AND 17BETA-PREGNANE-3,20-DIOLS AND THEIR IDENTIFICATION AS METABOLITES OF PROGESTERONE IN MAN, THE MONKEY, RABBIT AND GUINEA-PIG.
Topics: Animals; Biomedical Research; Chromatography; Chromatography, Gas; Female; Guinea Pigs; Haplorhini; Metabolism; Pregnancy; Pregnancy, Animal; Pregnanediol; Pregnanes; Pregnenolone; Progesterone; Rabbits; Research; Urine | 1964 |
17-SUBSTITUTED 3-BETA-HYDROXY-4-PREGNEN-20-ONES.
Topics: Castration; Chemistry, Pharmaceutical; Female; Humans; Norethindrone; Ovary; Pharmacology; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Progestins; Rats; Research | 1964 |
[PROGESTERONE AND SYNTHETIC PROGESTATIONAL HORMONES].
Topics: Chemical Phenomena; Chemistry; Hydroxyprogesterones; Medroxyprogesterone; Norethindrone; Norethynodrel; Pharmacology; Physiology; Pregnancy; Pregnanediol; Pregnenolone; Progesterone; Progesterone Congeners | 1964 |
STUDIES ON THE METABOLISM OF C-21 STEROIDS IN THE HUMAN FOETO-PLACENTAL UNIT. I. FORMATION OF A BETA-UNSATURATED 3-KETONES IN MIDTERM PLACENTAS PERFUSED IN SITU WITH PREGNENOLONE AND 17-ALPHA-HYDROXYPREGNENOLONE.
Topics: 17-alpha-Hydroxypregnenolone; Female; Fetus; Humans; Ketones; Maternal-Fetal Exchange; Metabolism; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids; Tritium; Urine | 1965 |
3-BETA-HYDROXYSTEROID DEHYDROGENASE ACTIVITY IN THE HUMAN FOETAL ADRENAL CORTEX.
Topics: 3-Hydroxysteroid Dehydrogenases; Adrenal Cortex; Adrenal Glands; Androgens; Female; Fetus; Humans; Hydroxysteroid Dehydrogenases; Metabolism; Pregnancy; Pregnenolone | 1965 |
3-BETA-HYDROXYSTEROID DEHYDROGENASE ACTIVITY IN THE HUMAN FOETAL TESTIS.
Topics: 3-Hydroxysteroid Dehydrogenases; Androgens; Female; Fetus; Humans; Hydroxysteroid Dehydrogenases; Male; Metabolism; Pregnancy; Pregnenolone; Testis | 1965 |
THE METABOLISM OF PREGNENOLONE AND 17-ALPHA-HYDROXYPROGESTERONE BY HOMOGENATES OF HUMAN TERM PLACENTAS.
Topics: 17-alpha-Hydroxyprogesterone; Carbon Isotopes; Chromatography; Female; Humans; Hydroxyprogesterones; Metabolism; Placenta; Pregnancy; Pregnenolone; Radiometry; Research | 1964 |
IMPLANTATION IN THE RABBIT FOLLOWING ADMINISTRATION OF 20-ALPHA-HYDROXYPREGNEN-3-ONE AND 20-BETA-HYDROXYPREGNEN-3-ONE.
Topics: 17-alpha-Hydroxypregnenolone; Animals; Corpus Luteum; Embryo Implantation; Female; Humans; Hydroxyprogesterones; Ovum; Pharmacology; Pregnancy; Pregnenolone; Progesterone; Rabbits; Research | 1965 |
3-BETA-HYDROXYSTEROID DEHYDROGENASE IN THE ADRENAL GLAND AND PLACENTA.
Topics: 17-alpha-Hydroxypregnenolone; 3-Hydroxysteroid Dehydrogenases; Adrenal Glands; Animals; Female; Haplorhini; Hydroxysteroid Dehydrogenases; Metabolism; Placenta; Pregnancy; Pregnenolone; Rats | 1965 |
STUDIES WITH GLUCOSE 6-PHOSPHATE DEHYDROGENASE FROM HUMAN PLACENTA.
Topics: Androgens; Chemical Precipitation; Dehydroepiandrosterone; Enzyme Inhibitors; Enzymes; Estradiol; Female; Fluorometry; Follicle Stimulating Hormone; Glucose; Glucosephosphate Dehydrogenase; Humans; Luteinizing Hormone; NADP; Pharmacology; Phosphates; Placenta; Pregnancy; Pregnenolone; Spectrophotometry | 1965 |
PROGESTIN AND NUCLEIC ACIDS CONTENT OF CORPORA LUTEA DURING MULTIPLE PREGNANCY IN BEEF CATTLE.
Topics: Animals; Biochemical Phenomena; Biochemistry; Cattle; Chorionic Gonadotropin; Corpus Luteum; DNA; Female; Gonadotropins; Humans; Pregnancy; Pregnancy, Animal; Pregnancy, Multiple; Pregnenolone; Progesterone; Progestins; Research; RNA; Spectrophotometry | 1965 |
3BETA: 21-DIHYDROXYPREGN-5-ENE-20-ONE IN URINE OF NORMAL NEWBORN INFANTS AND IN THIRD DAY URINE OF CHILD WITH DEFICIENCY OF 3BETA-HYDROXYSTEROID-DEHYDROGENASE.
Topics: 17-alpha-Hydroxypregnenolone; 17-Hydroxysteroid Dehydrogenases; Adrenal Cortex Hormones; Female; Humans; Hydroxysteroid Dehydrogenases; Hydroxysteroids; Infant, Newborn; Infant, Premature; Metabolism; Metabolism, Inborn Errors; Pregnancy; Pregnancy in Diabetics; Pregnenolone; Urine | 1965 |
STEROID SYNTHESIS BY HUMAN FETAL ADRENALS AND OVARIES MAINTAINED IN ORGAN CULTURE.
Topics: Adrenal Glands; Female; Fetus; Humans; Hydrocortisone; Metabolism; Organ Culture Techniques; Ovary; Pregnancy; Pregnenolone; Progesterone; Tissue Culture Techniques | 1965 |
Progesterone in blood. V. Progesterone and 20alpha-hydroxypregn-4-en-3-one in the placenta and blood of ewes.
Topics: Animals; Female; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone; Sheep | 1959 |
The conversion of pregnenolone to a more active progestational substance by incubation with corpus luteum, adrenal or placenta.
Topics: Adrenal Glands; Corpus Luteum; Female; Humans; Placenta; Pregnancy; Pregnenolone | 1951 |
Serum 17,20 beta-dihydroxy-4-pregnen-3-one Levels in pregnant and non-pregnant female rockfish, Sebastes schlegeli, viviparous teleost, and its production by post-ovulatory follicles.
Topics: Analysis of Variance; Animals; Estradiol; Female; Fishes; Histological Techniques; Hydroxyprogesterones; Ovarian Follicle; Pregnancy; Pregnenolone; Time Factors | 2004 |
Allopregnanolone in the brain and blood after disruption of the hypothalamic-pituitary-adrenal axis in fetal sheep.
Topics: Adrenal Glands; Adrenalectomy; Adrenocorticotropic Hormone; Animals; Brain Chemistry; Cholesterol Side-Chain Cleavage Enzyme; Female; Fetus; Gestational Age; Hydrocortisone; Hypophysectomy; Immunoblotting; Pituitary Gland; Pregnancy; Pregnanolone; Pregnenolone; Progesterone; Radioimmunoassay; Sheep | 2004 |
Fetal alcohol exposure alters neurosteroid levels in the developing rat brain.
Topics: Age Factors; Animals; Animals, Newborn; Behavior, Animal; Blotting, Western; Brain; Brain Chemistry; Central Nervous System Depressants; Ethanol; Feeding Behavior; Female; Gas Chromatography-Mass Spectrometry; Liver; Male; Models, Neurological; Placenta; Pregnancy; Pregnanolone; Pregnenolone; Prenatal Exposure Delayed Effects; Radioimmunoassay; Rats; Steroids; Testosterone; Tyramine | 2004 |
3alpha-reduced neuroactive steroids and their precursors during pregnancy and the postpartum period.
Topics: 5-alpha-Dihydroprogesterone; Adult; Delivery, Obstetric; Depression, Postpartum; Female; Gas Chromatography-Mass Spectrometry; Gestational Age; Humans; Labor Onset; Parity; Postpartum Period; Pregnancy; Pregnanolone; Pregnenolone; Progesterone | 2005 |
Alcohol increases efficacy of immature synapses in a neurosteroid-dependent manner.
Topics: Age Factors; Animals; Animals, Newborn; Antibodies; Central Nervous System Depressants; Dose-Response Relationship, Drug; Drug Interactions; Electric Stimulation; Ethanol; Excitatory Postsynaptic Potentials; Female; Hippocampus; In Vitro Techniques; Male; Neurons; Patch-Clamp Techniques; Pregnancy; Pregnenolone; Rats; Rats, Sprague-Dawley; Synapses; Synaptic Transmission; Tyramine | 2006 |
In vivo steroid biogenesis and metabolism in the human term pcenta. 2. In situ placental perfusion with cholesterol-7-alpha-3H.
Topics: Cesarean Section; Cholesterol; Chromatography, Thin Layer; Countercurrent Distribution; Female; Humans; Perfusion; Placenta; Pregnancy; Pregnenolone; Tritium | 1966 |
Metabolites of progesterone in urine compared with progesterone in ovarian venous plasma of the cycling domestic sow.
Topics: Animals; Chromatography, Gas; Chromatography, Thin Layer; Estrus; Female; Pregnancy; Pregnanediol; Pregnenolone; Progesterone; Swine | 1966 |
Effect of gonadotropins on steroidogenesis in rat ovaries at dioestrus.
Topics: Acetates; Animals; Carbon Isotopes; Estrus; Female; Luteinizing Hormone; Ovary; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Progestins; Prolactin; Rats; Stimulation, Chemical; Tritium; Veins | 1966 |
Gas chromatographic identification of the urinary oxopregnane derivatives in the pregnant rabbit.
Topics: Animals; Chromatography, Gas; Chromatography, Thin Layer; Female; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Progestins; Rabbits; Steroids | 1967 |
Distribution of hydroxysteroid dehydrogenases in the placentae and foetal membranes of various mammals.
Topics: 17-Ketosteroids; Androsterone; Animals; Carnivora; Cats; Dogs; Estradiol; Estrone; Etiocholanolone; Extraembryonic Membranes; Female; Goats; Guinea Pigs; Histocytochemistry; Horses; Humans; Hydroxyprogesterones; Hydroxysteroid Dehydrogenases; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rabbits; Rats; Sheep; Testosterone | 1967 |
Ovarian secretion of progesterone and 20-alpha-hydroxypregn-4-en-3-one during pseudopregnancy and pregnancy in rats.
Topics: Animals; Chromatography, Gas; Chromatography, Thin Layer; Corpus Luteum; Female; In Vitro Techniques; Luteinizing Hormone; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Pseudopregnancy; Rats | 1967 |
Pregnenolone sulfate in human pregnancy plasma.
Topics: Adrenalectomy; Adult; Carbon Isotopes; Chromatography; Chromatography, Paper; Chromatography, Thin Layer; Female; Humans; Infant, Newborn; Male; Maternal-Fetal Exchange; Pregnancy; Pregnenolone; Tritium; Umbilical Veins | 1967 |
Influence of gonadotrophin on histochemical properties of the rabbit ovary.
Topics: Animals; Carbon Isotopes; Cell Division; Chorionic Gonadotropin; Copulation; Estrus; Female; Histocytochemistry; Hydroxysteroid Dehydrogenases; Ovary; Pregnancy; Pregnenolone; Rabbits; Testosterone; Thymidine; Tritium | 1967 |
In vitro conversion of 3H-pregnenolone by human testicular tissue from fetal age to senescence.
Topics: 3-Hydroxysteroid Dehydrogenases; Adult; Aged; Aging; Child; Child, Preschool; Cryptorchidism; Female; Fetus; Follicle Stimulating Hormone; Humans; Luteinizing Hormone; Male; Middle Aged; Pregnancy; Pregnenolone; Prostatic Neoplasms; Puberty; Steroid 17-alpha-Hydroxylase; Testis; Testosterone | 1984 |
Progesterone binding protein in the bovine corpus luteum.
Topics: Alpha-Globulins; Animals; Binding, Competitive; Cattle; Centrifugation, Density Gradient; Corpus Luteum; Cytosol; Danazol; Desoxycorticosterone; Female; Pregnancy; Pregnanediones; Pregnenolone; Progesterone; Progesterone-Binding Globulin; Promegestone | 1981 |
[Luteotropic effect of human chorionic gonadotropin on human corpus luteum in early gestation (author's transl)].
Topics: Chorionic Gonadotropin; Corpus Luteum; Dehydroepiandrosterone; Female; Humans; Ovary; Pregnancy; Pregnancy Trimester, First; Pregnenolone; Progesterone | 1982 |
Local modulation of progesterone production in human fetal membranes.
Topics: Dehydroepiandrosterone; Estradiol; Estriol; Estrone; Extraembryonic Membranes; Female; Humans; In Vitro Techniques; Labor, Obstetric; Pregnancy; Pregnenolone; Progesterone | 1982 |
Inhibition of 3-beta-hydroxy steroid dehydrogenase activity in first trimester human pregnancy with trilostane and WIN 32729.
Topics: 3-Hydroxysteroid Dehydrogenases; Abortifacient Agents; Abortifacient Agents, Steroidal; Dehydroepiandrosterone; Dihydrotestosterone; Dose-Response Relationship, Drug; Female; Humans; Hydrocortisone; Pregnancy; Pregnancy Trimester, First; Pregnenolone; Progesterone | 1983 |
[Sequential changes of serum steroid levels in puerperium].
Topics: Dehydroepiandrosterone; Female; Humans; Hydrocortisone; Postpartum Period; Pregnancy; Pregnenolone; Radioimmunoassay | 1983 |
Ovarian steroid metabolism and oestrogens in the corpus luteum of the tammar wallaby.
Topics: Androstenedione; Animals; Aromatase; Corpus Luteum; Dehydroepiandrosterone; Embryo Implantation, Delayed; Estradiol; Estrone; Female; Macropodidae; Marsupialia; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone | 1984 |
Umbilical artery concentrations of androstenedione increased in early labour in the leading twin fetus.
Topics: Androstenedione; Cesarean Section; Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; Female; Fetal Blood; Humans; Labor Stage, First; Labor Stage, Second; Labor, Obstetric; Pregnancy; Pregnenolone; Progesterone; Twins | 1984 |
[Fetal hormonology by direct sampling of fetal blood during the 2d trimester of pregnancy. Study of fetal and maternal 5-ene steroid sulfates].
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Blood Specimen Collection; Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; Female; Fetal Blood; Humans; Male; Pregnancy; Pregnancy Trimester, Second; Pregnenolone; Prenatal Diagnosis | 1984 |
Enhancement of human amniotic phospholipase A2 activity by steroid-sulphate derived from the foeto-placental unit.
Topics: Amnion; Arachidonic Acid; Arachidonic Acids; Cholesterol Esters; Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; Estradiol; Estrone; Female; Humans; Hydrocortisone; Hydrogen-Ion Concentration; Phosphatidylcholines; Phospholipases; Phospholipases A; Phospholipases A2; Pregnancy; Pregnenolone; Progesterone | 1984 |
Steroid metabolism in corpora lutea of the western spotted skunk (Spilogale putorius latifrons).
Topics: 17-alpha-Hydroxypregnenolone; 17-alpha-Hydroxyprogesterone; 20-alpha-Dihydroprogesterone; Androstenedione; Animals; Carnivora; Corpus Luteum; Dehydroepiandrosterone; Embryo Implantation, Delayed; Estradiol; Estrone; Female; Gonadal Steroid Hormones; Hydroxyprogesterones; Mephitidae; Pregnancy; Pregnenolone; Progesterone; Testosterone | 1984 |
Regulation of steroid secretion by adrenal tissue of a human anencephalic fetus.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Anencephaly; Arginine Vasopressin; Dehydroepiandrosterone; Female; Fetal Diseases; Fetus; Humans; Hydrocortisone; Melanocyte-Stimulating Hormones; Organ Culture Techniques; Pregnancy; Pregnenolone | 1980 |
Modifications of the steroidogenic pathway during spontaneous and adrenocorticotropin-induced maturation of ovine fetal adrenal.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Animals; Female; Fetus; Pregnancy; Pregnenolone; Sheep; Steroid Hydroxylases; Steroids | 1982 |
Time trend analysis of plasma unconjugated and sulfoconjugated estrone and 3 beta-delta 5-steroids in fetal and maternal sheep plasma in relation to spontaneous parturition at term.
Topics: 17-alpha-Hydroxypregnenolone; Animals; Dehydroepiandrosterone; Estrogens, Conjugated (USP); Estrone; Female; Fetal Blood; Gestational Age; Labor, Obstetric; Pregnancy; Pregnancy, Animal; Pregnenolone; Progestins; Sheep; Sulfates | 1982 |
Steroid modulation of pregnenolone to progesterone conversion by human placental cells in vitro.
Topics: Androstenedione; Cells, Cultured; Dehydroepiandrosterone; Dose-Response Relationship, Drug; Estrone; Female; Gonadal Steroid Hormones; Humans; In Vitro Techniques; Infant, Newborn; Microbial Collagenase; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids; Testosterone | 1983 |
Activation of ovine fetal adrenal function by pulsatile or continuous administration of adrenocorticotropin-(1-24). II. Effects on adrenal cell responses in vitro.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Animals; Bucladesine; Cosyntropin; Drug Administration Schedule; Female; Guanylyl Imidodiphosphate; Hydrocortisone; In Vitro Techniques; Kinetics; Pregnancy; Pregnenolone; Progesterone; Sheep | 1983 |
Effect of prostaglandins on steroid secretion by human fetal adrenal tissue.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; Dinoprost; Dinoprostone; Dose-Response Relationship, Drug; Estradiol; Female; Fetus; Humans; Hydrocortisone; In Vitro Techniques; Pregnancy; Pregnenolone; Prostaglandins E; Prostaglandins F; Radioimmunoassay | 1983 |
The origin of and metabolic fate of deoxycorticosterone and deoxycorticosterone sulfate in pregnant women and their fetuses.
Topics: Adrenocorticotropic Hormone; Desoxycorticosterone; Dexamethasone; Female; Fetus; Humans; Maternal-Fetal Exchange; Pregnancy; Pregnenolone; Progesterone; Steroid 21-Hydroxylase; Sulfatases; Tissue Distribution | 1984 |
Effect of infusion of PGI-2, 6-keto-PGF-1 alpha and PGF-2 alpha on luteal function in the pregnant rat.
Topics: 20-alpha-Dihydroprogesterone; 6-Ketoprostaglandin F1 alpha; Animals; Blood Pressure; Corpus Luteum; Dinoprost; Epoprostenol; Female; Pregnancy; Pregnenolone; Progesterone; Prostaglandins; Prostaglandins F; Rats; Rats, Inbred Strains | 1983 |
The role of low density, high density, and very low density lipoproteins in steroidogenesis by the human fetal adrenal gland.
Topics: Adrenal Glands; Dehydroepiandrosterone; Female; Fetus; Humans; Hydrocortisone; Kinetics; Lipoproteins, HDL; Lipoproteins, LDL; Lipoproteins, VLDL; Organ Culture Techniques; Pregnancy; Pregnenolone | 1980 |
Steroid metabolism in the yolk sac placenta and endometrium of the tammar wallaby, Macropus eugenii.
Topics: Androstenedione; Animals; Dehydroepiandrosterone; Endometrium; Estrogens; Female; In Vitro Techniques; Macropodidae; Marsupialia; Organ Size; Pregnancy; Pregnenolone; Progesterone; Testosterone; Yolk Sac | 1980 |
Substrate and nucleotide specificity of placental microsomal 3 beta-hydroxysteroid dehydrogenase.
Topics: 3-Hydroxysteroid Dehydrogenases; Dehydroepiandrosterone; Estrogens; Female; Humans; In Vitro Techniques; Kinetics; Microsomes; NAD; NADP; Placenta; Pregnancy; Pregnenolone; Steroids; Substrate Specificity | 1981 |
Failure to detect delta 5-3 beta-hydroxysteroid oxidoreductase activity in the preimplantation rabbit embryo.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Blastocyst; Dehydroepiandrosterone; Female; Pregnancy; Pregnenolone; Progesterone Reductase; Rabbits; Radioisotope Dilution Technique; Tritium | 1981 |
A combined radioimmunoassay for the measurement of unconjugated and sulfoconjugated pregnenolone, 17 hydroxypregnenolone, dehydroepiandrosterone, and estrone applied to fetal and maternal ovine plasma.
Topics: 17-alpha-Hydroxypregnenolone; Animals; Dehydroepiandrosterone; Estrone; Female; Fetal Blood; Pregnancy; Pregnenolone; Radioimmunoassay; Sheep | 1981 |
Pregnancy in young and aged rats. I. Ovarian progesterone and 20 alpha-hydroxypregn-4-en-3-one formation.
Topics: 20-alpha-Dihydroprogesterone; Age Factors; Animals; Female; Hydroxyprogesterones; Litter Size; Male; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Proteins; Rats; Rats, Inbred Strains | 1984 |
Role of the pituitary and conceptuses in the regulation of the luteal steroidogenesis in the mid-pregnant rat.
Topics: Animals; Cholesterol; Corpus Luteum; Female; Hypophysectomy; Pituitary Gland; Placental Hormones; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Rats, Inbred Strains; Zygote | 1984 |
[Steroid levels and myometrial sensitivity to oxytocin].
Topics: Estradiol; Estrogens; Female; Gonadal Steroid Hormones; Humans; Hydrocortisone; Myometrium; Oxytocin; Pregnancy; Pregnenolone; Progestins | 1984 |
Cholesterol side-chain cleavage activity in human placenta and bovine adrenals: an one-step method for separation of pregnenolone formed in vitro.
Topics: Adrenal Glands; Animals; Cattle; Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Chromatography, Thin Layer; Female; Humans; In Vitro Techniques; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Progesterone | 1984 |
[Regulation of human placental progesterone synthesis].
Topics: Cholesterol; Female; Homeostasis; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone; Time Factors | 1983 |
Activity of 3 beta-hydroxysteroid dehydrogenase-5,4-en isomerase in chorioallantois and amnion from pregnant sheep.
Topics: Animals; Extraembryonic Membranes; Female; Gestational Age; Hydroxysteroid Dehydrogenases; Isomerases; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Radioimmunoassay; Sheep; Steroid Isomerases; Subcellular Fractions | 1983 |
Cytochrome P-450 and steroidogenic activities of the human placental mitochondria.
Topics: 3-Hydroxysteroid Dehydrogenases; Cholesterol; Cytochrome P-450 Enzyme System; Female; Humans; Mitochondria; Monoamine Oxidase; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids | 1983 |
Patterns of 3 beta-hydroxysteroid dehydrogenase/delta 5-4isomerase activity in the rhesus monkey placenta and fetal adrenal.
Topics: 3-Hydroxysteroid Dehydrogenases; Adrenal Glands; Animals; Female; Fetus; In Vitro Techniques; Macaca mulatta; Microsomes; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase | 1983 |
3 beta-Hydroxysteroid dehydrogenase/delta 5-4 isomerase activity in the rhesus monkey placenta and fetal adrenal, testis and ovary during late gestation.
Topics: 3-Hydroxysteroid Dehydrogenases; Adrenal Glands; Animals; Female; Fetus; In Vitro Techniques; Macaca mulatta; Male; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; Testis | 1983 |
Progesterone production by human fetal membranes: an in vitro incubation system for studying hormone production and metabolism.
Topics: 3-Hydroxysteroid Dehydrogenases; Amnion; Chorion; Decidua; Dihydrotestosterone; Extraembryonic Membranes; Female; Humans; In Vitro Techniques; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay | 1984 |
[20 alpha-Dihydropregnenolone-sulfate and 20 alpha-dihydroprogesterone biosynthesis and metabolism in feto-placental unit].
Topics: 20-alpha-Dihydroprogesterone; 20-Hydroxysteroid Dehydrogenases; Adenosine Triphosphate; Female; Fetus; Humans; Liver; Maternal-Fetal Exchange; NADP; Placenta; Pregnancy; Pregnenolone; Progesterone | 1984 |
[Changes in ovarian 3 beta-hydroxysteroid dehydrogenase and 20 alpha-hydroxysteroid dehydrogenase activities in pregnant rats].
Topics: 20-alpha-Hydroxysteroid Dehydrogenase; 20-Hydroxysteroid Dehydrogenases; 3-Hydroxysteroid Dehydrogenases; Animals; Corpus Luteum; Female; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Rats, Inbred Strains | 1984 |
[Biochemical analysis of metabolic processes of the oocyte and preimplantation embryos during fertilization and implantation].
Topics: 3-Hydroxysteroid Dehydrogenases; Androstenedione; Animals; Arachidonic Acids; Embryonic Development; Female; Fertilization; Humans; Mice; Mice, Inbred ICR; Oocytes; Plasminogen Activators; Pregnancy; Pregnenolone; Rabbits; Rats; Rats, Inbred Strains | 1984 |
Changes in oestrogen biosynthesis in preovulatory rat follicles after blockage of ovulation with pentobarbitone sodium.
Topics: 3-Oxo-5-alpha-Steroid 4-Dehydrogenase; Aldehyde-Lyases; Animals; Aromatase; Estradiol; Estrus; Female; In Vitro Techniques; Luteinizing Hormone; Ovarian Follicle; Ovulation; Pentobarbital; Pregnancy; Pregnenolone; Proestrus; Progesterone; Rats; Rats, Inbred Strains; Steroid 17-alpha-Hydroxylase | 1984 |
Effect of estradiol-17 beta on the conversion of pregnenolone to progesterone in human term placenta incubated in vitro.
Topics: Dose-Response Relationship, Drug; Estradiol; Female; Humans; In Vitro Techniques; Kinetics; Placenta; Pregnancy; Pregnenolone; Progesterone; Tritium | 1983 |
Metabolism of 14C-pregnenolone in the placenta throughout pregnancy in organ culture.
Topics: Carbon Radioisotopes; Female; Humans; Organ Culture Techniques; Placenta; Pregnancy; Pregnenolone; Progesterone; Time Factors | 1983 |
Inhibition by fatty acids of the cholesterol side-chain cleavage in the course of progesterone biosynthesis in the mitochondrial fraction of human term placenta.
Topics: Cholesterol Side-Chain Cleavage Enzyme; Fatty Acids, Nonesterified; Fatty Acids, Unsaturated; Female; Humans; Mitochondria; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Progesterone; Structure-Activity Relationship | 1980 |
Cigarette smoke-induced cholesterol C-20, 22-desmolase inhibition in pregnancy.
Topics: Adult; Caproates; Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Corpus Luteum; Female; Humans; In Vitro Techniques; Maternal-Fetal Exchange; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Smoking | 1982 |
Synthesis and catabolism of progesterone in placentas from normotensive and severely hypertensive patients before and after parturition.
Topics: 20-alpha-Dihydroprogesterone; 20-Hydroxysteroid Dehydrogenases; Adolescent; Adult; Female; Humans; Hypertension; Labor, Obstetric; Mitochondria, Muscle; Placenta; Pre-Eclampsia; Pregnancy; Pregnancy Complications, Cardiovascular; Pregnenolone; Progesterone | 1981 |
5 alpha-reductase activity in human fetal testis.
Topics: 3-Hydroxysteroid Dehydrogenases; 3-Oxo-5-alpha-Steroid 4-Dehydrogenase; Female; Fetus; Humans; In Vitro Techniques; Kinetics; Male; Oxidoreductases; Pregnancy; Pregnenolone; Progesterone; Testis | 1982 |
Partial characterization of placental 3 beta-hydroxysteroid dehydrogenase (EC 1.1.1.145), delta 4-5isomerase (EC 5.3.3.1) in human term placental mitochondria.
Topics: 3-Hydroxysteroid Dehydrogenases; Dose-Response Relationship, Drug; Female; Humans; Hydrogen-Ion Concentration; Isomerases; Kinetics; Metals; Mitochondria; NAD; NADP; Placenta; Pregnancy; Pregnenolone; Steroid Isomerases; Temperature | 1982 |
Kinetic studies of the applicability of the common site concept to the 3 beta-hydroxysteroid dehydrogenase: 5-ene-3-ketosteroid isomerase activities of human placental microsomes.
Topics: 3-Hydroxysteroid Dehydrogenases; Androstenedione; Binding Sites; Female; Humans; Hydrogen Peroxide; Isomerases; Kinetics; Microsomes; Placenta; Pregnancy; Pregnenolone; Steroid Isomerases | 1982 |
Steroid metabolism in pregnant hamster. I. Metabolism of [4-14C] pregnenolone and [4-14C] progesterone by hamster placental tissue in vitro.
Topics: 17-alpha-Hydroxypregnenolone; Animals; Cricetinae; Female; Hydroxyprogesterones; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone | 1980 |
Characterization of steroid production in cultured human choriocarcinoma cells.
Topics: Adrenal Hyperplasia, Congenital; Aldehyde-Lyases; Cells, Cultured; Choriocarcinoma; Female; Humans; Hydroxyprogesterones; Pregnancy; Pregnenolone; Progesterone; Uterine Neoplasms | 1981 |
The fetal membranes as a possible source of progesterone in the amniotic and allantoic fluids of pregnant sheep.
Topics: Allantois; Amniotic Fluid; Animals; Extraembryonic Membranes; Female; In Vitro Techniques; Pregnancy; Pregnenolone; Progesterone; Sheep | 1982 |
Interaction between two luteal cell types from the corpus luteum of the sow in progesterone synthesis in vitro.
Topics: Abortifacient Agents, Steroidal; Aminoglutethimide; Animals; Cells, Cultured; Cholesterol; Corpus Luteum; Dihydrotestosterone; Female; Luteal Cells; Perfusion; Pregnancy; Pregnenolone; Progesterone; Swine | 1982 |
Cholesterol sulfate metabolism in human fetal adrenal mitochondria.
Topics: Adolescent; Adrenal Glands; Adult; Aging; Calcium; Cholesterol; Cholesterol Esters; Female; Fetus; Humans; Hydroxycholesterols; Infant; Male; Mitochondria; Pregnancy; Pregnenolone | 1982 |
Responsiveness of dispersed rat luteal cells to luteinizing hormone and prolactin during the estrous cycle and early pseudopregnancy.
Topics: Animals; Corpus Luteum; Diestrus; Estrus; Female; Luteinizing Hormone; Perfusion; Pregnancy; Pregnenolone; Progesterone; Prolactin; Pseudopregnancy; Rats; Rats, Inbred Strains | 1982 |
Synthesis of steroids in postimplantation mouse embryos cultured in vitro.
Topics: Acetates; Animals; Cholesterol; Chromatography; Embryo, Mammalian; Embryonic Development; Female; Lanosterol; Mice; Organ Culture Techniques; Pregnancy; Pregnanediones; Pregnenolone; Progesterone; Steroids; Trophoblasts; Yolk Sac | 1982 |
Effects of aminoglutethiumide and its metabolite, N-acetylaminoglutethimide, on bovine adrenocortical and human placental cytochromes P-450scc.
Topics: Adrenal Cortex; Aminoglutethimide; Animals; Cattle; Cholesterol; Cytochrome P-450 Enzyme Inhibitors; Female; Humans; Mitochondria; Permeability; Placenta; Pregnancy; Pregnenolone; Stereoisomerism | 1982 |
Progesterone synthesis by human placental syncytiotrophoblast in vitro--preferred precursor and effect of human chorionic gonadotropin.
Topics: Chorionic Gonadotropin; Culture Techniques; Dose-Response Relationship, Drug; Female; Humans; Kinetics; Pregnancy; Pregnenolone; Progesterone; Trophoblasts | 1981 |
Oestrogen synthesis by bovine foetal placenta at normal parturition.
Topics: Androstenedione; Animals; Cattle; Culture Techniques; Estradiol; Estrogens; Estrone; Female; Labor, Induced; Labor, Obstetric; Placenta; Pregnancy; Pregnenolone | 1981 |
In vitro oestrogen synthesis by bovine placenta during pregnancy and induced parturition.
Topics: Androstenedione; Animals; Cattle; Culture Techniques; Estradiol; Estrogens; Estrone; Female; Labor, Induced; Placenta; Pregnancy; Pregnenolone | 1981 |
Inhibition of cholesterol conversion to pregnenolone in submitochondrial particles from bovine adrenal cortex and bovine and human placenta by benzidine derivatives.
Topics: Adrenal Cortex; Animals; Benzidines; Cattle; Cholesterol; Dose-Response Relationship, Drug; Female; Humans; Male; Mitochondria; Placenta; Pregnancy; Pregnenolone | 1981 |
Effect in vitro of high doses of hCG in the progesterone synthesis from pregnenolone in human term placenta.
Topics: Chorionic Gonadotropin; Female; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone | 1981 |
Regulation of cholesterol and progesterone synthesis in human placental cells in culture by serum lipoproteins.
Topics: Adult; Cells, Cultured; Cholesterol; Female; Humans; Kinetics; Lipoproteins; Male; Placenta; Pregnancy; Pregnenolone; Progesterone; Trophoblasts | 1980 |
Corticosteroidogenesis in the hypertrophic adrenal gland produced by betamethasone 17,21-dipropionate in the rat fetus.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Adrenalectomy; Animals; Betamethasone; Corticosterone; Female; Fetus; Hypertrophy; Pregnancy; Pregnenolone; Rats | 1980 |
Effects of prostaglandin F2 alpha and an antiprogestational steroid, RMI 12,936, on rat pregnancy.
Topics: Abortion, Induced; Androstenols; Animals; Estradiol; Estrone; Female; Organ Size; Ovary; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Prostaglandins F; Rats; Reproduction; Testosterone | 1980 |
Concentration of 14 steroid hormones in human amniotic fluid of midpregnancy.
Topics: Amniotic Fluid; Androgens; Cortisone; Estrogens; Female; Gestational Age; Humans; Hydrocortisone; Male; Pregnancy; Pregnenolone; Sex Factors; Steroids | 1980 |
Developmentally regulated expression of adrenal 17 alpha-hydroxylase cytochrome P450 in the mouse embryo.
Topics: Adrenal Glands; Adrenodoxin; Aldosterone; Animals; Base Sequence; Cholesterol Side-Chain Cleavage Enzyme; Corticosterone; Female; Gene Expression Regulation, Enzymologic; Hydrocortisone; In Situ Hybridization; Mice; Mice, Inbred ICR; Molecular Sequence Data; NADP; NADPH-Ferrihemoprotein Reductase; Polymerase Chain Reaction; Pregnancy; Pregnenolone; RNA, Messenger; Steroid 17-alpha-Hydroxylase; Steroid Hydroxylases | 1995 |
Cytochrome P-450scc activity and substrate supply in human placental trophoblasts.
Topics: 8-Bromo Cyclic Adenosine Monophosphate; Cholesterol; Cholesterol Esters; Cholesterol Side-Chain Cleavage Enzyme; Female; Humans; Hydroxycholesterols; Kinetics; Lipoproteins, LDL; Mitochondria; Placenta; Pregnancy; Pregnenolone; Progesterone; Substrate Specificity; Trophoblasts | 1994 |
Prenatal diagnosis of congenital lipoid adrenal hyperplasia.
Topics: Adrenal Hyperplasia, Congenital; Adrenocorticotropic Hormone; Amniotic Fluid; Female; Fetal Blood; Gas Chromatography-Mass Spectrometry; Heterozygote; Humans; Pregnancy; Pregnenolone; Prenatal Diagnosis; Progesterone; Steroids; Ultrasonography | 1995 |
Cytochrome P-450scc activity and substrate supply in human placental trophoblasts.
Topics: 8-Bromo Cyclic Adenosine Monophosphate; Cells, Cultured; Cholesterol Esters; Cholesterol Side-Chain Cleavage Enzyme; Female; Humans; Hydroxycholesterols; Lipoproteins, LDL; Mitochondria; Pregnancy; Pregnenolone; Progesterone; Substrate Cycling; Trophoblasts | 1994 |
Inhibition of luteal steroidogenesis by two LHRH antagonists (Nal-Glu and Nal-Arg antagonists) in the pregnant rat.
Topics: Animals; Corpus Luteum; Female; Gonadotropin-Releasing Hormone; Hydroxyprogesterones; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Rats, Sprague-Dawley; Steroids; Time Factors | 1994 |
Investigations on the use of C-21-steroids as precursors for placental oestrogen synthesis in the cow.
Topics: Animals; Cattle; Estrogens; Female; Placenta; Pregnancy; Pregnenolone; Progesterone; Substrate Specificity | 1994 |
Suppression of luteal steroidogenesis by an LHRH antagonist (Nal-Lys antagonist: antide) in vitro during early pregnancy in the rat.
Topics: 20-alpha-Dihydroprogesterone; 3-Hydroxysteroid Dehydrogenases; Animals; Cholesterol Side-Chain Cleavage Enzyme; Female; Gonadotropin-Releasing Hormone; In Vitro Techniques; Luteal Cells; Oligopeptides; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Sprague-Dawley | 1994 |
Inhibition of steroidogenesis by luteal cells of early pregnancy in the rat in response to in vitro administration of a gonadotropin-releasing hormone agonist.
Topics: 20-alpha-Dihydroprogesterone; 3-Hydroxysteroid Dehydrogenases; Animals; Cells, Cultured; Cytochrome P-450 Enzyme Inhibitors; Female; Gonadotropin-Releasing Hormone; Luteal Cells; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Sprague-Dawley | 1994 |
Levonorgestrel inhibits luteinizing hormone-stimulated progesterone production in rat luteal cells.
Topics: Animals; Bucladesine; Corpus Luteum; Female; Levonorgestrel; Luteinizing Hormone; Ovary; Pregnancy; Pregnenolone; Progesterone; Rats | 1994 |
Action of a cyclopropenoid fatty acid on the corpus luteum of pregnant and nonpregnant ewes.
Topics: Animals; Corpus Luteum; Fatty Acids, Monounsaturated; Female; Kinetics; Oleic Acid; Oleic Acids; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Sheep; Time Factors | 1994 |
Inhibition of steroid sulphatase activity by steroidal methylthiophosphonates: potential therapeutic agents in breast cancer.
Topics: Antineoplastic Agents; Arylsulfatases; Breast Neoplasms; Cholesterol; Dehydroepiandrosterone; Dose-Response Relationship, Drug; Female; Humans; Microsomes; Placenta; Pregnancy; Pregnenolone; Steryl-Sulfatase; Tumor Cells, Cultured | 1994 |
Steroid synthesis by equine conceptuses between days 7 and 14 and endometrial steroid metabolism.
Topics: 17-alpha-Hydroxyprogesterone; Analysis of Variance; Androstenedione; Anestrus; Animals; Chromatography, High Pressure Liquid; Culture Techniques; Embryo, Mammalian; Endometrium; Estradiol; Estrus; Female; Hormones; Horses; Hydroxyprogesterones; Pregnancy; Pregnenolone | 1993 |
Changes in the abundance of mRNA for type-I 3 beta-hydroxysteroid dehydrogenase/delta 5-->delta 4 isomerase in the human placenta and fetal membranes during pregnancy and labor.
Topics: Blotting, Northern; Chorion; Decidua; Extraembryonic Membranes; Female; Humans; Labor, Obstetric; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; RNA, Messenger; Steroid Isomerases | 1993 |
Human placental cholesterol side-chain cleavage: enzymatic synthesis of (22R)-20 alpha,22-dihydroxycholesterol.
Topics: Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Female; Humans; Hydrogen-Ion Concentration; Hydroxycholesterols; Kinetics; Mitochondria; Placenta; Pregnancy; Pregnenolone | 1993 |
Astrocytes and neurosteroids: metabolism of pregnenolone and dehydroepiandrosterone. Regulation by cell density.
Topics: Animals; Astrocytes; Carbon Monoxide; Cell Count; Cells, Cultured; Dehydroepiandrosterone; Female; Hydroxylation; Immunoenzyme Techniques; Kinetics; Oxidation-Reduction; Pregnancy; Pregnenolone; Rats; Rats, Sprague-Dawley | 1993 |
A comparative study of progesterone synthesis by term human fetal amnion and chorion.
Topics: Amnion; Chorion; Female; Humans; Pregnancy; Pregnenolone; Progesterone; Tritium | 1995 |
Steroid production by equine fetal gonads: a speculative view.
Topics: Animals; Estrogens; Female; Horses; Humans; Male; Ovary; Pregnancy; Pregnenolone; Progesterone; Testis | 1995 |
Modulation of 3 beta-hydroxysteroid dehydrogenase (3 beta-HSD) activity in the equine placenta by pregnenolone and progesterone metabolites.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Dose-Response Relationship, Drug; Female; Horses; Placenta; Pregnancy; Pregnanediol; Pregnanes; Pregnanolone; Pregnenes; Pregnenolone; Progesterone | 1995 |
Functional specialization in the ruminant placenta: evidence for two populations of fetal binucleate cells of different selective synthetic capacity.
Topics: Animals; Cell Nucleus; Female; Goats; Indomethacin; Leukocytes; Microscopy, Electron; Placenta; Pregnancy; Pregnanediol; Pregnenolone; Progesterone; Regression Analysis; Sheep; Trophoblasts | 1996 |
[A study on the maternal plasma C21 steroids concentration during pregnancy].
Topics: 17-alpha-Hydroxyprogesterone; Chromatography, High Pressure Liquid; Cortisone; Female; Humans; Hydrocortisone; Hydroxyprogesterones; Pregnancy; Pregnenolone; Steroid 21-Hydroxylase | 1996 |
Steroid transformations in pregnant mares: metabolism of exogenous progestins and unusual metabolic activity in vivo and in vitro.
Topics: 5-alpha-Dihydroprogesterone; Animals; Biotransformation; Deuterium; Endometrium; Female; Horses; In Vitro Techniques; Infusions, Intravenous; Liver; Organ Specificity; Pharmaceutical Vehicles; Placenta; Pregnancy; Pregnancy, Animal; Pregnanediones; Pregnanolone; Pregnenolone; Progestins | 1996 |
Differential effect of trilostane on the progestin milieu in the pregnant mare.
Topics: 3-Hydroxysteroid Dehydrogenases; 5-alpha-Dihydroprogesterone; Animals; Dihydrotestosterone; Female; Horses; Male; Placenta; Pregnancy; Pregnancy, Animal; Pregnanediones; Pregnanolone; Pregnenolone; Progesterone; Progestins | 1996 |
Modulation by neurosteroids of the in vivo (+)-[3H]SKF-10,047 binding to sigma 1 receptors in the mouse forebrain.
Topics: Animals; Antipsychotic Agents; Binding, Competitive; Cerebral Cortex; Dehydroepiandrosterone Sulfate; Dose-Response Relationship, Drug; Female; Gonadal Steroid Hormones; Hippocampus; Male; Mice; Phenazocine; Pregnancy; Pregnenolone; Progesterone; Prosencephalon; Rats; Rats, Sprague-Dawley; Receptors, sigma; Tritium | 1996 |
Prenatal alcohol exposure influences the effects of neuroactive steroids on separation-induced ultrasonic vocalizations in rat pups.
Topics: Androgen Antagonists; Animals; Anxiety, Separation; Azasteroids; Central Nervous System Depressants; Cholestenone 5 alpha-Reductase; Dihydrotestosterone; Dose-Response Relationship, Drug; Ethanol; Female; Oxidoreductases; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Progesterone; Rats; Steroids; Vocalization, Animal | 1996 |
Occurrence of steroidogenic enzymes in the bovine mammary gland at different functional stages.
Topics: Acyltransferases; Animals; Aromatase; Cattle; Cholesterol Side-Chain Cleavage Enzyme; Cytochrome P-450 Enzyme System; Dehydroepiandrosterone; Female; Gene Expression Regulation, Enzymologic; Hydroxysteroid Dehydrogenases; Lactation; Mammary Glands, Animal; Multienzyme Complexes; Organ Specificity; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; RNA, Messenger; Steroid Isomerases; Steroids | 1996 |
Isolation of a new mouse 3beta-hydroxysteroid dehydrogenase isoform, 3beta-HSD VI, expressed during early pregnancy.
Topics: Adrenal Glands; Amino Acid Sequence; Animals; Base Sequence; Blotting, Southern; Blotting, Western; COS Cells; Dehydroepiandrosterone; Female; Gonads; Humans; Isoenzymes; Male; Mice; Mice, Inbred C57BL; Molecular Sequence Data; Polymerase Chain Reaction; Pregnancy; Pregnenolone; Progesterone Reductase; Uterus | 1997 |
Electron transfer to cytochrome P-450scc limits cholesterol-side-chain-cleavage activity in the human placenta.
Topics: Adrenodoxin; Animals; Cattle; Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Electron Transport; Female; Ferredoxin-NADP Reductase; Humans; In Vitro Techniques; Mitochondria; Placenta; Pregnancy; Pregnenolone; Rats; Sonication; Swine | 1997 |
Modulation of GABAA receptor-mediated IPSCs by neuroactive steroids in a rat hypothalamo-hypophyseal coculture model.
Topics: Animals; Animals, Newborn; Cells, Cultured; Electrophysiology; Female; GABA Modulators; GABA-A Receptor Agonists; gamma-Aminobutyric Acid; Hypothalamo-Hypophyseal System; Membrane Potentials; Pentobarbital; Pregnancy; Pregnanes; Pregnanolone; Pregnenolone; Rats; Rats, Wistar; Receptors, GABA-A | 1997 |
Direct inhibitions of the activities of steroidogenic cytochrome P-450 mono-oxygenase systems by anticonvulsants.
Topics: Adrenodoxin; Androstenedione; Animals; Anticonvulsants; Aromatase; Cattle; Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Cytochrome P-450 Enzyme Inhibitors; Cytochrome P-450 Enzyme System; Desoxycorticosterone; Estrogens; Estrone; Female; Ferredoxin-NADP Reductase; Humans; Male; Microsomes; NADH, NADPH Oxidoreductases; NADPH-Ferrihemoprotein Reductase; Placenta; Pregnancy; Pregnenolone; Progesterone; Rats; Steroid 11-beta-Hydroxylase; Steroid 17-alpha-Hydroxylase; Steroid 21-Hydroxylase; Steroids; Testis | 1997 |
Neurosteroids: expression of functional 3beta-hydroxysteroid dehydrogenase by rat sensory neurons and Schwann cells.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Blotting, Southern; Cells, Cultured; Female; Ganglia, Spinal; Immunohistochemistry; In Situ Hybridization; Male; Neurons, Afferent; Polymerase Chain Reaction; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Sprague-Dawley; Schwann Cells; Steroids | 1997 |
Transfer of steroidal and nonsteroidal compounds across guinea pig fetal membranes.
Topics: Amnion; Animals; Chorion; Estrogens, Conjugated (USP); Estrone; Extraembryonic Membranes; Female; Gestational Age; Guinea Pigs; Pregnancy; Pregnenolone; Steroids | 1998 |
Luteinizing hormone inhibits conversion of pregnenolone to progesterone in luteal cells from rats on day 19 of pregnancy.
Topics: 1-Methyl-3-isobutylxanthine; 3-Hydroxysteroid Dehydrogenases; Animals; Bucladesine; Calcium Channel Blockers; Cells, Cultured; Cholesterol Side-Chain Cleavage Enzyme; Female; Gallic Acid; Gestational Age; Hydroxycholesterols; Luteal Cells; Luteinizing Hormone; Phosphodiesterase Inhibitors; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Wistar; Sheep | 1999 |
16-Dehydropregnenolone 3-sulfate, its source and metabolism in the feto-placental unit.
Topics: Adult; Aged; Female; Fetus; Humans; Infant, Newborn; Male; Middle Aged; Placenta; Pregnancy; Pregnenolone; Steroids; Umbilical Arteries; Umbilical Veins | 1999 |
Evidence for progesterone synthesis by human umbilical cord blood erythrocytes.
Topics: Adult; Erythrocytes; Female; Fetal Blood; Humans; Pregnancy; Pregnenolone; Progesterone; Tritium | 2000 |
A trypsin-sensitive protein is required for utilization of exogenous cholesterol for pregnenolone synthesis by placental mitochondria.
Topics: Amino Acid Sequence; Cholesterol; Female; Humans; Mitochondria; NADH Dehydrogenase; Placenta; Porins; Pregnancy; Pregnenolone; Trypsin | 2000 |
Fetal alcohol exposure alters neurosteroid modulation of hippocampal N-methyl-D-aspartate receptors.
Topics: Animals; Cells, Cultured; Ethanol; Female; Fetal Alcohol Spectrum Disorders; Glycine; Hippocampus; Membrane Potentials; N-Methylaspartate; Neurons; Patch-Clamp Techniques; Pregnancy; Pregnenolone; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley; Receptors, GABA-A; Receptors, N-Methyl-D-Aspartate | 2000 |
N-218 MLN64, a protein with StAR-like steroidogenic activity, is folded and cleaved similarly to StAR.
Topics: Amino Acid Sequence; Animals; Biological Assay; Carrier Proteins; Cell Line; Cholesterol; COS Cells; Female; Genetic Vectors; Humans; Hydrogen-Ion Concentration; Hydrolysis; Intracellular Membranes; Membrane Proteins; Mice; Mitochondria; Molecular Sequence Data; Osmolar Concentration; Phosphoproteins; Pregnancy; Pregnancy Proteins; Pregnenolone; Protein Folding; Recombinant Proteins; Sequence Deletion; Solvents; Trypsin | 2000 |
Neonatal dexamethasone treatment induces long-lasting changes in T-cell receptor vbeta repertoire in rats.
Topics: Age Factors; Animals; Animals, Newborn; CD4-CD8 Ratio; Dexamethasone; Female; Pregnancy; Pregnenolone; Rats; Rats, Wistar; Receptors, Antigen, T-Cell, alpha-beta; T-Lymphocytes | 2001 |
Enhanced dehydroepiandrosterone synthesis by amnion compared to chorion: a comparative study using the reverse-isotope dilution technique.
Topics: Amnion; Chorion; Crystallization; Dehydroepiandrosterone; Female; Humans; Placenta; Pregnancy; Pregnenolone; Radioisotope Dilution Technique; Tissue Extracts; Tritium | 2001 |
Steroidogenic correlates of pregnancy in the rock hyrax (Procavia capensis).
Topics: 5-alpha-Dihydroprogesterone; Animals; Binding, Competitive; Cells, Cultured; Chromatography, High Pressure Liquid; Corpus Luteum; Erythrocytes; Female; Hyraxes; Leukocytes; Pregnancy; Pregnancy, Animal; Pregnanediones; Pregnenolone; Progesterone; Receptors, Progesterone | 2001 |
Development of an enzyme immunoassay for serum 16-dehydropregnenolone.
Topics: Adult; Alkaline Phosphatase; Antibody Specificity; Chromatography, High Pressure Liquid; Female; Fetal Blood; Gas Chromatography-Mass Spectrometry; Humans; Immunoenzyme Techniques; Infant, Newborn; Pregnancy; Pregnenolone; Serum Albumin, Bovine | 2001 |
Adenosine A2A, 5-HT1A and 5-HT7 receptor in neonatally pregnenolone-treated rats.
Topics: 8-Hydroxy-2-(di-n-propylamino)tetralin; Adenosine; Aging; Animals; Animals, Newborn; Antihypertensive Agents; Binding, Competitive; Cerebral Cortex; Disease Models, Animal; Dopamine; Female; Male; Mental Disorders; Phenethylamines; Pregnancy; Pregnenolone; Radioligand Assay; Rats; Rats, Sprague-Dawley; Receptor, Adenosine A2A; Receptors, Purinergic P1; Receptors, Serotonin; Receptors, Serotonin, 5-HT1; Serotonin; Serotonin Receptor Agonists; Sex Characteristics; Synaptic Transmission | 2001 |
Neuroactive ring A-reduced metabolites of progesterone in human plasma during pregnancy: elevated levels of 5 alpha-dihydroprogesterone in depressed patients during the latter half of pregnancy.
Topics: 5-alpha-Dihydroprogesterone; Adult; Blood; Depression; Female; Humans; Pregnancy; Pregnancy Complications; Pregnancy Trimester, Second; Pregnancy Trimester, Third; Pregnanediones; Pregnenolone; Progesterone | 2001 |
Expression of 3 beta-hydroxysteroid dehydrogenase in early bovine embryo development.
Topics: 3-Hydroxysteroid Dehydrogenases; Amanitins; Animals; Blastocyst; Cattle; Cells, Cultured; Dehydroepiandrosterone; Embryonic and Fetal Development; Female; Fertilization in Vitro; Nucleic Acid Synthesis Inhibitors; Oocytes; Pregnancy; Pregnenolone; Progesterone; RNA, Messenger | 2002 |
Characterization of an organic anion-transporting polypeptide (OATP-B) in human placenta.
Topics: Biological Transport; Cells, Cultured; Estrone; Female; Giant Cells; Humans; Oocytes; Organic Anion Transporters; Placenta; Pregnancy; Pregnenolone; RNA, Messenger; Trophoblasts | 2002 |
Two neuroactive steroids in midpregnancy as measured in maternal and fetal sera and in amniotic fluid.
Topics: Amniotic Fluid; Female; Fetal Blood; Gonadal Steroid Hormones; History, 16th Century; Humans; Pregnancy; Pregnancy Trimester, Second; Pregnanolone; Pregnenolone; Sensitivity and Specificity | 2002 |
Evidence for the biosynthesis of DHEA from cholesterol by first-trimester human placental tissue: source of androgens.
Topics: Adult; Androgens; Caproates; Cholesterol; Chromatography, Thin Layer; Crystallization; Dehydroepiandrosterone; Female; Humans; In Vitro Techniques; Placenta; Pregnancy; Pregnancy Trimester, First; Pregnenolone | 2002 |
Simultaneous comparison of delta 5-3beta-hydroxysteroid levels in the fetoplacental circulation of normal pregnancy in labor and not in labor.
Topics: Blood; Dehydroepiandrosterone; Female; Fetal Blood; Humans; Hydrogen-Ion Concentration; Labor, Obstetric; Placenta; Pregnancy; Pregnenolone; Umbilical Arteries; Umbilical Veins | 1976 |
Inhibition of Mn2+ of citrate supported progesterone biosynthesis in mitochondrial fractions of human term placentae.
Topics: Aconitic Acid; Cholesterol; Citrates; Female; Humans; Hydrogen-Ion Concentration; Isocitrates; Kinetics; Malates; Manganese; Mitochondria; Oxygen Consumption; Placenta; Pregnancy; Pregnenolone; Progesterone | 1976 |
The effect of microsomal enzyme inducing drugs on reproductive function in the ewe.
Topics: Animals; Corpus Luteum; Enzyme Induction; Estrus; Female; Liver; Luteinizing Hormone; Microsomes, Liver; Organ Size; Phenobarbital; Phenylbutazone; Phenytoin; Piperazines; Pregnancy; Pregnenolone; Progesterone; Reproduction; Sheep; Sleep | 1975 |
3beta-Hydroxysteroid dehydrogenase activity in human fetal membranes.
Topics: 3-Hydroxysteroid Dehydrogenases; Amnion; Chorion; Dehydroepiandrosterone; Female; Humans; In Vitro Techniques; Microsomes; NAD; NADP; Placenta; Pregnancy; Pregnenolone; Subcellular Fractions; Substrate Specificity | 1978 |
Regulation of progesterone from pregnenolone biosynthesis by phosphopyridine nucleotides in the human placental mitochondrial fraction.
Topics: Cell Membrane; Cholesterol; Female; Humans; Isocitrates; Kinetics; Microvilli; Mitochondria; NAD; NADP; Oxidation-Reduction; Placenta; Pregnancy; Pregnenolone; Progesterone | 1978 |
Studies of the human fetal adrenal gland--properties of 17alpha-hydroxylase and C17-C20 lyase in the biosynthesis of dehydroepiandrosterone from pregnenolone.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Dehydroepiandrosterone; Female; Fetus; Humans; Hydrogen-Ion Concentration; Lyases; Microsomes; NADP; Oxidoreductases; Pregnancy; Pregnenolone; Steroid 17-alpha-Hydroxylase; Steroid Hydroxylases; Steroids; Subcellular Fractions | 1978 |
Steroid specificity of human placental 5-ene-3 beta-hydroxysteroid oxidoreductase.
Topics: 3-Hydroxysteroid Dehydrogenases; Dehydroepiandrosterone; Estrogens; Female; Humans; Hydrogen-Ion Concentration; Hydroxysteroids; Ketosteroids; NAD; Placenta; Pregnancy; Pregnenolone; Substrate Specificity | 1979 |
The influence of chlormadinone acetate treatment on the concentration of some steroids in the blood, on the ovarian activity, and on the sexual behaviour of the mare.
Topics: Anestrus; Animals; Castration; Chlormadinone Acetate; Estrus; Female; Horses; Hysterectomy; Ovary; Pregnancy; Pregnenolone; Progesterone; Sexual Behavior, Animal; Uterus | 1977 |
[Vitamin A consumption in pregnant and non pregnant rats, and in castrated rats receiving or not receiving estradiol or pregnenolone; relation to tocopherol and cytochrome P-450].
Topics: Animals; Castration; Cytochrome P-450 Enzyme System; Diet; Drug Implants; Estradiol; Female; Liver; Pregnancy; Pregnancy, Animal; Pregnenolone; Rats; Vitamin A; Vitamin E | 1979 |
Metabolic clearance rate, production rate and mammary uptake of progesterone in the goat.
Topics: Androstenedione; Animals; Blood Flow Velocity; Dehydroepiandrosterone; Estradiol; Estrone; Estrus; Female; Goats; Hydrocortisone; In Vitro Techniques; Kinetics; Lymph; Mammary Glands, Animal; Metabolic Clearance Rate; Milk; Pregnancy; Pregnenolone; Progesterone | 1975 |
Foetal and maternal plasma levels of steroid sulphates in human pregnancy at term.
Topics: Androstenes; Androsterone; Dehydroepiandrosterone; Estriol; Female; Fetal Blood; Fetus; Humans; Maternal-Fetal Exchange; Pregnancy; Pregnancy Trimester, Third; Pregnanediol; Pregnanes; Pregnenolone; Progesterone | 1975 |
Biotransformation of pregnenolone - 7alpha-3H, progesterone - 7alpha-3H and dehydroepiandrosterone - 7alpha-3H by porcine fetal and maternal adrenal homogenate preparations.
Topics: Adrenal Glands; Animals; Biotransformation; Dehydroepiandrosterone; Female; Fetus; Gestational Age; In Vitro Techniques; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Swine | 1975 |
[A morphohistochemical study of the embryotropic action of steroids with androgenic properties].
Topics: Abnormalities, Drug-Induced; Androgens; Animals; Dehydroepiandrosterone; Female; Histocytochemistry; Methyltestosterone; Nucleic Acids; Pregnancy; Pregnenolone; Proteins; Rats | 1975 |
Steroid metabolism by fetal and neonatal rat reproductive tracts.
Topics: Androstane-3,17-diol; Androstanes; Animals; Dehydroepiandrosterone; Female; Fetus; Genitalia; Male; Pregnancy; Pregnenolone; Progesterone; Rats; Sulfatases | 1976 |
Stimulation of adrogen biosynthesis in rat fetal testes in vitro by gonadotropins.
Topics: Androgens; Androstenedione; Animals; Chorionic Gonadotropin; Dehydroepiandrosterone; Dihydrotestosterone; Female; Follicle Stimulating Hormone; Gonadotropins, Pituitary; Luteinizing Hormone; Male; Pregnancy; Pregnenolone; Progesterone; Rats; Testis; Testosterone | 1977 |
Endocrinology of the blastocyst and its role in the establishment of pregnancy.
Topics: Androstenedione; Animals; Blastocyst; Corpus Luteum; Dehydroepiandrosterone; Endometrium; Estradiol; Estradiol Dehydrogenases; Estrone; Extraembryonic Membranes; Female; Models, Biological; Myometrium; Pregnancy; Pregnenolone; Progesterone; Sulfatases; Swine; Temperature; Time Factors | 1976 |
Steroid metabolism by mouse preimplantation embryos in vitro.
Topics: Animals; Dehydroepiandrosterone; Embryo, Mammalian; Embryonic Development; Female; In Vitro Techniques; Mice; Pregnancy; Pregnenolone; Progesterone; Steroids | 1977 |
Steroid sulfatase activity in human fetal membranes.
Topics: Amnion; Chorion; Dehydroepiandrosterone; Extraembryonic Membranes; Female; Humans; Microsomes; Oxidoreductases; Pregnancy; Pregnenolone; Steroid Isomerases; Steroids; Sulfatases | 1977 |
The effect of synthetic gestagens on progesterone formation in vitro in human placenta of early pregnancy.
Topics: Allylestrenol; Chorionic Villi; Dydrogesterone; Estrenes; Female; Humans; In Vitro Techniques; Lynestrenol; Medroxyprogesterone; Megestrol; Nandrolone; Norethindrone; Norgestrel; Placenta; Pregnancy; Pregnancy Trimester, First; Pregnenolone; Progesterone; Progesterone Congeners | 1977 |
Histochemical distribution of delta5-3beta- and 17beta-hydroxysteroid dehydrogenases in hamster trophoblast.
Topics: 17-Hydroxysteroid Dehydrogenases; 3-Hydroxysteroid Dehydrogenases; Animals; Cricetinae; Dehydroepiandrosterone; Estradiol; Female; Histocytochemistry; Pregnancy; Pregnenolone; Testosterone; Trophoblasts | 1977 |
[Simultaneous determination of pregnenolone, 17 alpha-hydroxypregnenolone and dehydroepiandrosterone].
Topics: 17-alpha-Hydroxypregnenolone; Dehydroepiandrosterone; Female; Humans; Infant, Newborn; Pregnancy; Pregnenolone; Radioimmunoassay | 1978 |
Interrelationships of circulating maternal steroid concentrations in third trimester pregnancies. III. Effect of intravenous cortisol infusion on maternal concentrations of estriol, 16 alpha-hydroxyprogesterone, 17 alpha-hydroxyprogesterone, progesterone,
Topics: 20-alpha-Dihydroprogesterone; Adrenal Cortex Hormones; Adult; Dehydroepiandrosterone; Estriol; Female; Humans; Hydrocortisone; Hydroxyprogesterones; Pregnancy; Pregnancy Trimester, Third; Pregnenolone; Progesterone | 1979 |
Prenatal exposure to testosterone and its precursors influences morphology and later behavioral responsiveness to testosterone of female mice.
Topics: Aggression; Animals; Behavior, Animal; Castration; Dehydroepiandrosterone; Female; Humans; Maternal-Fetal Exchange; Mice; Pregnancy; Pregnenolone; Progesterone; Testosterone | 1979 |
Protein kinase stimulation of a reconstituted cholesterol side chain cleavage enzyme system in the bovine corpus luteum.
Topics: Adenosine Triphosphate; Adrenodoxin; Animals; Carbon Radioisotopes; Cattle; Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Corpus Luteum; Cyclic AMP; Cytochrome P-450 Enzyme System; Female; Ferredoxin-NADP Reductase; Glucosephosphate Dehydrogenase; Mitochondria; Oxidoreductases; Phosphorus Radioisotopes; Pregnancy; Pregnenolone; Protein Kinases; Tritium | 1975 |
Control of oestrogen production in human pregnancy: effect of trophic hormones on steroid biosynthesis by the foetal adrenal gland in vitro.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Cholesterol; Chorionic Gonadotropin; Dehydroepiandrosterone; Female; Growth Hormone; Humans; In Vitro Techniques; Male; Pituitary Hormones, Anterior; Placental Lactogen; Pregnancy; Pregnenolone; Steroids | 1976 |
The refractory state of luteal cells isolated from rhesus monkeys after prolonged exposure to chorionic gonadotropin during early pregnancy.
Topics: Animals; Bucladesine; Cells, Cultured; Chorionic Gonadotropin; Corpus Luteum; Female; Haplorhini; Macaca mulatta; Menstruation; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone | 1978 |
Modification of the kinetic properties of 5-ene, 3beta-hydroxysteroid dehydrogenase of human placental microsomes by hydrogen peroxide and 2-mercaptoethanol.
Topics: 17-Hydroxysteroid Dehydrogenases; Female; Humans; Hydrogen Peroxide; Kinetics; Mercaptoethanol; Microsomes; Placenta; Pregnancy; Pregnenolone | 1978 |
Cholesterol side-chain cleavage, cytochrome P450, and iron-sulfur protein in human placental mitochondria.
Topics: Cholesterol Side-Chain Cleavage Enzyme; Cytochrome P-450 Enzyme System; Cytochromes; Electron Spin Resonance Spectroscopy; Electron Transport; Female; Humans; Iron-Sulfur Proteins; Kinetics; Metalloproteins; Mitochondria; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Spectrophotometry | 1978 |
The effects of progesterone, pregnenolone, estriol, ACTH and hCG on steroid secretion of cultured human fetal adrenals.
Topics: Adrenal Cortex Hormones; Adrenocorticotropic Hormone; Cells, Cultured; Chorionic Gonadotropin; Dehydroepiandrosterone; Estriol; Female; Fetus; Humans; Hydrocortisone; Pregnancy; Pregnenolone; Progesterone | 1979 |
Regulation by plasma lipoproteins of progesterone biosynthesis and 3-hydroxy-3-methyl glutaryl coenzyme a reductase activity in cultured human choriocarcinoma cells.
Topics: Cells, Cultured; Choriocarcinoma; Female; Humans; Hydroxymethylglutaryl CoA Reductases; Lipoproteins; Placenta; Pregnancy; Pregnenolone; Progesterone; Uterine Neoplasms | 1978 |
Delta 5,3 beta Hydroxysteroid dehydrogenase activity in cat placental labyrinth: evolution during pregnancy, subcellular distribution.
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Cats; Female; Kinetics; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Subcellular Fractions; Time Factors | 1979 |
Steroid metabolism of foetal tissues. V. Comparative studies in a 18 trisomic foetus.
Topics: Adrenal Glands; Androstenedione; Brain; Chromosomes, Human, 16-18; Estrone; Female; Fetus; Gonadal Steroid Hormones; Humans; Kidney; Liver; Lung; Male; Oxidation-Reduction; Pregnancy; Pregnenolone; Progesterone; Progestins; Testis; Testosterone; Thymus Gland; Trisomy | 1977 |
Increasing fetal adrenal formation of cortisol from pregnenolone during baboon (Papio papio) gestation.
Topics: Adrenal Glands; Animals; Cortodoxone; Female; Haplorhini; Hydrocortisone; Papio; Pregnancy; Pregnenolone; Progesterone | 1977 |
Interrelationships of circulating maternal steroid concentrations in third trimester pregnancies. I. C21 steroids: progesterone, 16 alpha-hydroxyprogesterone, 17 alpha-hydroxyprogesterone, 20 alpha-dihydroprogesterone, delta 5-pregnenolone, delta 5-pregne
Topics: 17-alpha-Hydroxypregnenolone; 20-alpha-Dihydroprogesterone; Female; Gonadal Steroid Hormones; Humans; Hydroxyprogesterones; Pregnancy; Pregnancy Trimester, Third; Pregnenolone; Progesterone; Progestins; Time Factors | 1979 |
The source of progesterone in preimplantation rabbit blastocysts.
Topics: Animals; Blastocyst; Cells, Cultured; Culture Media; Embryonic Development; Female; Follicle Stimulating Hormone; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rabbits; Superovulation | 1979 |
Studies on the regulation of the onset of steroid hormone biosynthesis in fetal rabbit gonads.
Topics: Aminoglutethimide; Androgens; Animals; Estradiol; Female; Fetus; Gestational Age; Male; Ovary; Pregnancy; Pregnenolone; Rabbits; Testis | 1979 |
Steroids in pregnancy and parturition in the marsupial, Macropus eugenii.
Topics: Animals; Corpus Luteum; Estrus; Female; Fetus; Kinetics; Labor, Obstetric; Macropodidae; Marsupialia; Opossums; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Species Specificity; Time Factors | 1979 |
Pregnanolones and pregnenolone in human myometrium at term of pregnancy.
Topics: Chromatography, Gas; Chromatography, Gel; Female; Humans; Myometrium; Pregnancy; Pregnancy Trimester, Third; Pregnanes; Pregnanolone; Pregnenolone; Stereoisomerism; Uterus | 1979 |
Pregnanolones, pregnenolone and progesterone in the human feto-placental circulation at term of pregnancy.
Topics: Chromatography, Gas; Female; Fetal Blood; Humans; Hydroxysteroids; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnancy Trimester, Third; Pregnanes; Pregnanolone; Pregnenolone; Progesterone | 1979 |
Pregnanolones, pregnenolone and progesterone in the human fetal tissues of early and midtrimester pregnancy.
Topics: Female; Fetus; Humans; Hydroxysteroids; Pregnancy; Pregnancy Trimester, First; Pregnancy Trimester, Second; Pregnanes; Pregnanolone; Pregnenolone; Progesterone; Tissue Distribution | 1979 |
Some effects of prostaglandin on corpora lutea and on the uterus in the cycling dog.
Topics: Animals; Corpus Luteum; Dogs; Estrus; Female; Fructose; Glucuronates; Lactates; Pregnancy; Pregnenolone; Progesterone; Prostaglandins F; Uterus | 1977 |
[Effect of prostaglandin E2 and F2 alpha on steroid biosynthesis in rat ovary (author's transl)].
Topics: Animals; Estradiol; Estrone; Estrus; Female; In Vitro Techniques; Ovary; Pregnancy; Pregnenolone; Progesterone; Prostaglandins E; Prostaglandins F; Rats; Testosterone | 1979 |
Production and metabolism of progesterone and androstenedione by cultured mouse blastocysts.
Topics: Androstenedione; Animals; Blastocyst; Cells, Cultured; Chromatography; Embryonic Development; Female; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Mice; Permeability; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay | 1977 |
[Changes in placental steroid metabolism caused by drugs (proceedings)].
Topics: 3-Hydroxysteroid Dehydrogenases; Female; Humans; In Vitro Techniques; Placenta; Pregnancy; Pregnenolone; Progesterone | 1977 |
Corticosteroid biosynthesis by the human fetal adrenal: evidence from measurements in vivo and in vitro.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Anencephaly; Female; Humans; Infant, Newborn; Pregnancy; Pregnenolone; Progesterone | 1977 |
[Analysis of the steroid hormones in pig blastocysts].
Topics: 3-Hydroxysteroid Dehydrogenases; Animals; Blastocyst; Cholesterol; Chromatography, Thin Layer; Corpus Luteum; Fatty Acids; Female; Gestational Age; Lipids; Phospholipids; Pregnancy; Pregnanediones; Pregnenolone; Progestins; Swine; Trophoblasts | 1978 |
Changes in C21-steroid metabolism by ovine placentas during cortisol administration.
Topics: 17-alpha-Hydroxypregnenolone; Androstenedione; Animals; Estradiol; Estrone; Female; Hydrocortisone; Hydroxyprogesterones; Microsomes; Placenta; Pregnancy; Pregnenolone; Progesterone; Sheep; Testosterone | 1978 |
delta 5, 3beta-Hydroxysteroid dehydrogenase activity in the rat parietal yolk sac during pregnancy.
Topics: Animals; Female; Gestational Age; Hydroxysteroid Dehydrogenases; Placenta; Pregnancy; Pregnenolone; Progesterone; Rats; Yolk Sac | 1978 |
In vitro C-20, 22 desmolase regulation of pregnenolone supply in first trimester human placenta.
Topics: Caproates; Cholesterol; Crystallization; Female; Humans; Lyases; Placenta; Pregnancy; Pregnancy Trimester, First; Pregnenolone | 1979 |
[Kinetic study of the in vitro penetration and metabolism of cholesterol sulfate in the human placenta : demonstration of a direct formation of pregnenolone sulfate].
Topics: Cell Membrane Permeability; Cholesterol; Cholesterol Esters; Female; Humans; In Vitro Techniques; Kinetics; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Sulfates | 1975 |
Initiation of human parturition. VIII. Metabolism of progesterone by fetal membranes of early and late human gestation.
Topics: Extraembryonic Membranes; Female; Gestational Age; Humans; Labor Onset; Pregnancy; Pregnanediol; Pregnanolone; Pregnenolone; Progesterone | 1977 |
Endocrine activities and protein synthesis in the early blastocyst.
Topics: Animals; Blastocyst; Estradiol; Estrogens; Estrone; Female; Pregnancy; Pregnenolone; Progesterone; Protein Biosynthesis; Sulfatases; Sulfurtransferases; Swine; Uterus | 1977 |
Inhibition of human placental progesterone synthesis by estranes: a novel relationship of structure to activity.
Topics: Estrogens; Female; Humans; Kinetics; Models, Molecular; Placenta; Pregnancy; Pregnenolone; Progesterone; Structure-Activity Relationship | 1977 |
Temporal changes in circulating steroids during prostaglandin F2alpha induced abortion in the rat and rabbit.
Topics: Abortion, Induced; Algestone Acetophenide; Animals; Estradiol; Estrone; Female; Gonadal Steroid Hormones; Pregnancy; Pregnenolone; Progesterone; Prostaglandins F; Rabbits; Rats | 1976 |
The influence of taking uterine biopsies on the concentration of some steroids in the blood and in the uterus, on the ovarian activity, and on the sexual behaviour of the mare.
Topics: Animals; Biopsy; Castration; Estrus; Female; Horses; Ovary; Pregnancy; Pregnenolone; Progesterone; Progestins; Sexual Behavior, Animal; Uterus | 1976 |
Gonadotrophin stimulation of progesterone synthesis by midpregnancy mouse ovarian cells in vitro.
Topics: Aminoglutethimide; Animals; Cells, Cultured; Chorionic Gonadotropin; Female; Kinetics; Male; Mice; Mice, Inbred Strains; Ovary; Pregnancy; Pregnenolone; Progesterone | 1976 |
Steroid 21-hydroxylase activity in the ovary of the snake Storeria dekayi during pregnancy.
Topics: 17-alpha-Hydroxypregnenolone; Androstenedione; Animals; Corpus Luteum; Desoxycorticosterone; Female; Hydroxysteroid Dehydrogenases; Lyases; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Snakes; Steroid Hydroxylases; Steroid Isomerases; Testosterone; Time Factors | 1976 |
Progesterone formation and metabolism by rabbit placenta in vitro.
Topics: Animals; Female; Placenta; Pregnancy; Pregnenolone; Progesterone; Rabbits; Time Factors | 1976 |
Some steroids in the blood of mares suffering from endometritis and post-partum mares as compared to normal cycling mares.
Topics: Animals; Endometritis; Estrus; Female; Horse Diseases; Horses; Postpartum Period; Pregnancy; Pregnenolone; Progesterone | 1976 |
The effect of fetal hypophysectomy on placental biosynthesis of progesterone in rhesus.
Topics: Animals; Female; Fetus; Genotype; Hypophysectomy; Macaca; Male; Maternal-Fetal Exchange; Pituitary Gland; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Sex Factors | 1975 |
Differential responses of prelactating and lactating mammary gland to similar tissue concentrations of progesterone.
Topics: Animals; Cell Fractionation; DNA; Female; Glucose; Labor, Obstetric; Lactation; Lactose; Mammary Glands, Animal; Ovulation; Postpartum Period; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; RNA; Time Factors | 1975 |
Formation of 6-hydroxylated progesterone in the human placenta and response to hCG.
Topics: Chorionic Gonadotropin; Chromatography, Thin Layer; Female; Humans; Hydroxyprogesterones; Organ Culture Techniques; Placenta; Placental Lactogen; Pregnancy; Pregnenolone; Progesterone; Stimulation, Chemical; Tritium | 1975 |
Transplacental control of epoxide hydratase and its relationship to the control of microsomal monooxygenase.
Topics: Animals; Benzopyrenes; Epoxide Hydrolases; Female; Hydro-Lyases; Liver; Maternal-Fetal Exchange; Methylcholanthrene; Microsomes, Liver; Mixed Function Oxygenases; Phenobarbital; Placenta; Pregnancy; Pregnenolone; Rats; Time Factors | 1975 |
Histochemical studies of 3 beta- and 20alpha-hydroxysteroiddehydrogenase in the adrenals and ovaries of the nu/nu mouse.
Topics: Adrenal Glands; Age Factors; Animals; Chorionic Gonadotropin; Corpus Luteum; Female; Histocytochemistry; Homozygote; Hydroxysteroid Dehydrogenases; Mice; Mice, Inbred BALB C; Mice, Nude; Ovary; Pregnancy; Pregnenolone; Sexual Behavior, Animal; Thymus Gland | 1975 |
Interactions of steroids with human placental cytochrome P-450 in the presence of carbon monoxide.
Topics: Androstenes; Carbon Monoxide; Cytochrome P-450 Enzyme System; Estrenes; Female; Humans; Ketosteroids; Microsomes; Oxidation-Reduction; Placenta; Pregnancy; Pregnenolone; Spectrophotometry; Steroids; Testosterone | 1975 |
The conversion of pregnenolone-7alpha-3H and progesterone-4-14C to estrogens by corpora lutea of menstrual cycles and pregnancy.
Topics: Adult; Androstenedione; Carbon Radioisotopes; Corpus Luteum; Crystallization; Estradiol; Estrogens; Estrone; Female; Humans; Hydroxyprogesterones; In Vitro Techniques; Menstruation; Middle Aged; Pregnancy; Pregnenolone; Progesterone; Tritium | 1975 |
Considerations of delta 5-pregnenediol formation in ovarian tissue.
Topics: Animals; Carbon Radioisotopes; Cytosol; Estrus; Female; Ovary; Pregnancy; Pregnenes; Pregnenolone; Progesterone; Rats; Time Factors; Tritium | 1975 |
Mechanism of action of glucocorticoids in induction of ovine parturition: effect on placental steroid metabolism.
Topics: 17-alpha-Hydroxypregnenolone; Animals; Cholesterol Side-Chain Cleavage Enzyme; Dexamethasone; Female; Fetus; Glucocorticoids; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Labor, Induced; Labor, Obstetric; Placenta; Placental Hormones; Pregnancy; Pregnenolone; Progesterone; Sheep | 1975 |
The biosynthesis of progesterone by cultured mouse midgestation trophoblast cells.
Topics: Animals; Cells, Cultured; Chorionic Gonadotropin; Cyanoketone; Depression, Chemical; Female; Gestational Age; Hydroxysteroid Dehydrogenases; Luteinizing Hormone; Male; Mice; Pregnancy; Pregnenolone; Progesterone; Trophoblasts | 1975 |
Differential control of rat microsomal "aryl hydrocarbon" monooxygenase and epoxide hydratase.
Topics: Aging; Animals; Aryl Hydrocarbon Hydroxylases; Epoxide Hydrolases; Female; Fetus; Hydro-Lyases; Liver; Methylcholanthrene; Microsomes, Liver; Mutagens; Nitriles; Phenobarbital; Pregnancy; Pregnenolone; Rats | 1976 |
Gestation length in rabbits-effect of aminoglutethimide phosphate, dexamethasone, pregnenolone and progesterone.
Topics: Adrenal Glands; Aminoglutethimide; Animals; Animals, Newborn; Corpus Luteum; Dexamethasone; Female; Labor, Obstetric; Nesting Behavior; Organ Size; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rabbits; Time Factors | 1976 |
Hormonal pattern in the blood of eight mares during the first weeks of pregnancy.
Topics: Animals; Female; Horses; Isomerism; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Time Factors | 1976 |
Human placental 3beta-hydroxysteroid dehydrogenase: delta5-isomerase. Demonstration of an intermediate in the conversion of 3beta-hydroxypregn-5-en-20-one to pregn-4-ene-3,20-dione.
Topics: Female; Gas Chromatography-Mass Spectrometry; Humans; Hydroxysteroid Dehydrogenases; Isomerases; Mass Spectrometry; Multienzyme Complexes; Placenta; Pregnancy; Pregnenediones; Pregnenolone; Steroid Isomerases | 1976 |
Progesterone synthesis by ovine fetal cotyledons in vitro.
Topics: Animals; Female; Luteinizing Hormone; Placenta; Pregnancy; Pregnenolone; Progesterone; Sheep | 1976 |
Pregnenolone sulfate augments NMDA receptor mediated increases in intracellular Ca2+ in cultured rat hippocampal neurons.
Topics: Animals; Calcium; Cells, Cultured; Female; Fetus; Fura-2; Hippocampus; Neurons; Potassium; Pregnancy; Pregnenolone; Rats; Rats, Inbred Strains; Receptors, N-Methyl-D-Aspartate; Spectrometry, Fluorescence | 1992 |
Estrogen sulfotransferase distribution in tissues of mouse and guinea pig: steroidal inhibition of the guinea pig enzyme.
Topics: Adrenal Glands; Animals; Chorion; Female; Genitalia, Female; Guinea Pigs; Liver; Male; Mice; Mice, Inbred BALB C; Mice, Inbred C57BL; Mice, Inbred DBA; Organ Specificity; Pregnancy; Pregnenolone; Steroids; Sulfotransferases; Sulfurtransferases; Testis | 1992 |
Bovine placental progesterone synthesis: comparison of first and second trimesters of gestation.
Topics: 3-Hydroxysteroid Dehydrogenases; Adrenodoxin; Animals; Cattle; Cholesterol Side-Chain Cleavage Enzyme; Female; Hydroxycholesterols; Placenta; Pregnancy; Pregnenolone; Progesterone; RNA, Messenger; Time Factors | 1992 |
Effects of pregnenolone, cyclic adenosine monophosphate, and human chorionic gonadotropin on in vitro progesterone and estrone synthesis by the porcine placenta and endometrium.
Topics: Animals; Chorionic Gonadotropin; Culture Techniques; Cyclic AMP; Endometrium; Estrone; Female; Gonadal Steroid Hormones; Male; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Swine | 1991 |
Production of 5 alpha-dihydroprogesterone during late pregnancy in the mare.
Topics: 5-alpha-Dihydroprogesterone; Animals; Female; Fetal Blood; Gestational Age; Horses; Pregnancy; Pregnancy, Animal; Pregnanediones; Pregnenolone; Progesterone; Uterus | 1991 |
Human umbilical cord as a possible source of progesterone.
Topics: Adult; Crystallization; Female; Humans; Infant, Newborn; Pregnancy; Pregnancy Trimester, Third; Pregnenolone; Progesterone; Umbilical Cord | 1991 |
Analysis of coenzyme binding by human placental 3 beta-hydroxy-5-ene-steroid dehydrogenase and steroid 5----4-ene-isomerase using 5'-[p-(fluorosulfonyl)benzoyl]adenosine, an affinity labeling cofactor analog.
Topics: 3-Hydroxysteroid Dehydrogenases; Adenosine; Affinity Labels; Enzyme Activation; Female; Humans; Kinetics; NAD; Oxidation-Reduction; Placenta; Pregnancy; Pregnenolone; Protein Binding; Steroid Isomerases | 1991 |
Progesterone and 5 beta-pregnanediol production by isolated fetal placental binucleate cells from sheep and goats.
Topics: Animals; Cells, Cultured; Female; Goats; Kinetics; Leukocytes; Luteal Cells; Placenta; Pregnancy; Pregnancy, Animal; Pregnanediol; Pregnenolone; Progesterone; Sheep | 1991 |
Cholesterol side-chain cleavage activity in the human umbilical cord in vitro.
Topics: Adult; Caproates; Cholesterol; Cholesterol Side-Chain Cleavage Enzyme; Female; Humans; Pregnancy; Pregnenolone; Umbilical Cord | 1990 |
Conversion of pregnenolone to progesterone by mouse morulae and blastocysts.
Topics: 5-alpha-Dihydroprogesterone; Animals; Blastocyst; Cleavage Stage, Ovum; Female; Mice; Mice, Inbred Strains; Morula; Pregnancy; Pregnanediones; Pregnanolone; Pregnenolone; Progesterone | 1990 |
Human 3 beta-hydroxysteroid dehydrogenase/delta 5----4isomerase from placenta: expression in nonsteroidogenic cells of a protein that catalyzes the dehydrogenation/isomerization of C21 and C19 steroids.
Topics: 17-alpha-Hydroxypregnenolone; 17-alpha-Hydroxyprogesterone; 3-Hydroxysteroid Dehydrogenases; Amino Acid Sequence; Androstenedione; Base Sequence; Dehydroepiandrosterone; DNA; Female; Gene Expression; Humans; Hydroxyprogesterones; Immunoblotting; Isomerases; Microsomes; Molecular Sequence Data; Multienzyme Complexes; NAD; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; Steroid Isomerases; Transfection; Tumor Cells, Cultured | 1990 |
Steroid sulfohydrolase in human chorion and decidua: studies using pregnenolone sulfate and dehydroepiandrosterone sulfate as substrate.
Topics: Arylsulfatases; Chorion; Culture Techniques; Decidua; Dehydroepiandrosterone; Estrogens; Estrone; Female; Humans; Hydrogen-Ion Concentration; Hydrolysis; Labor, Obstetric; Microsomes; Pregnancy; Pregnenolone; Progesterone; Steryl-Sulfatase; Sulfatases; Temperature | 1990 |
Serum steroid hormone levels in neonates born from the mother with placental sulfatase deficiency.
Topics: 17-alpha-Hydroxypregnenolone; Adult; Dehydroepiandrosterone; Female; Fetal Blood; Gonadal Steroid Hormones; Humans; Hydrocortisone; Infant, Newborn; Male; Placenta; Pregnancy; Pregnenolone; Sulfatases | 1990 |
Influence of cortisol and different steroidogenic pathways on estrogen synthesis by the bovine placenta.
Topics: Androstenedione; Animals; Cattle; Chorionic Villi; Culture Techniques; Estrogens; Female; Hydrocortisone; Placenta; Pregnancy; Pregnenolone; Time Factors | 1990 |
Regulation of the 3 beta-hydroxysteroid dehydrogenase activity in tissue fragments and microsomes from human term placenta: kinetic analysis and inhibition by steroids.
Topics: 3-Hydroxysteroid Dehydrogenases; Androstenedione; Binding, Competitive; Dehydroepiandrosterone; Estradiol; Estriol; Estrone; Female; Gonadal Steroid Hormones; Humans; Kinetics; Microsomes; Placenta; Pregnancy; Pregnenolone; Progesterone; Testosterone | 1989 |
Evidence for a role for adenosine 3',5'-monophosphate in progesterone secretion by human chorion.
Topics: 1-Methyl-3-isobutylxanthine; Bucladesine; Cholera Toxin; Chorion; Colforsin; Cyclic AMP; Diterpenes; Female; Humans; Hydroxycholesterols; In Vitro Techniques; Kinetics; Pregnancy; Pregnenolone; Progesterone; Serum Albumin, Bovine | 1985 |
Pregnenolone synthesis from cholesterol and hydroxycholesterols by mitochondria from ovaries following the stimulation of immature rats with pregnant mare's serum gonadotropin and human choriogonadotropin.
Topics: Age Factors; Animals; Cholesterol; Chorionic Gonadotropin; Cytochrome P-450 Enzyme System; Female; Gonadotropins, Equine; Horses; Humans; Hydroxycholesterols; Mitochondria; Ovary; Pregnancy; Pregnenolone; Rats; Time Factors | 1989 |
[Clinical significance of serum pregnenolone analysis in endocrine tests of the adrenal cortex].
Topics: Adolescent; Adrenal Cortex Function Tests; Adrenal Cortex Neoplasms; Adult; Child; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Male; Pregnancy; Pregnenolone; Radioimmunoassay; Reference Values | 1989 |
Changes in ovarian blood flow and secretion of progesterone and 20 alpha-hydroxypregn-4-en-3-one on day 16 and the morning and afternoon of day 22 of pregnancy in the rat.
Topics: Animals; Female; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Rats, Inbred Strains; Time Factors | 1989 |
[Serum concentrations of delta 5C21 steroids during pregnancy and at delivery].
Topics: 20-alpha-Dihydroprogesterone; Anencephaly; Chemical Phenomena; Chemistry; Female; Fetal Blood; Gas Chromatography-Mass Spectrometry; Humans; Labor, Obstetric; Pregnancy; Pregnancy Trimester, First; Pregnancy Trimester, Second; Pregnancy Trimester, Third; Pregnenolone; Progesterone; Reference Standards; Umbilical Arteries; Umbilical Veins; Uterine Contraction | 1989 |
Local effect of the rabbit embryo-foetus on uterine progesterone and pregnenolone levels.
Topics: Animals; Blastocyst; Embryo, Mammalian; Estradiol; Female; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Pseudopregnancy; Rabbits; Uterus | 1989 |
Protein kinase-C in the human fetal adrenal gland.
Topics: Adrenal Cortex; Adrenal Glands; Adrenocorticotropic Hormone; Chromatography, DEAE-Cellulose; Cytosol; Electrophoresis, Polyacrylamide Gel; Female; Fetus; Humans; Pregnancy; Pregnenolone; Protein Kinase C; Steroids; Subcellular Fractions; Tetradecanoylphorbol Acetate | 1988 |
The effect of estrogen on androstenedione production by rat placental cells in vitro.
Topics: Androstenedione; Animals; Cells, Cultured; Centrifugation, Density Gradient; Diethylstilbestrol; Estrogens; Female; Placenta; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay; Rats; Rats, Inbred Strains | 1989 |
The effect of dehydroepiandrosterone sulfate on de novo and low-density lipoprotein-stimulated progesterone secretion by human choriocarcinoma JEG-3 cells.
Topics: Cell Line; Cells, Cultured; Choriocarcinoma; Culture Media; Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; Female; Humans; In Vitro Techniques; Lipoproteins, LDL; Pregnancy; Pregnenolone; Progesterone; Trophoblasts; Uterine Neoplasms | 1986 |
Biosynthesis of dehydroepiandrosterone by term human fetal chorion in vitro.
Topics: Adult; Chorion; Dehydroepiandrosterone; Female; Humans; Pregnancy; Pregnenolone | 1987 |
Progesterone and estradiol production by normal and preeclamptic placentas.
Topics: Dehydroepiandrosterone; Dehydroepiandrosterone Sulfate; Estradiol; Female; Humans; In Vitro Techniques; Placenta; Pre-Eclampsia; Pregnancy; Pregnenolone; Progesterone | 1988 |
[Changes in maternal plasma levels of C21 and C19 steroid hormones during pregnancy].
Topics: Dehydroepiandrosterone; Female; Humans; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay | 1988 |
[The role of dehydroepiandrosterone and pregnenolone in the expression of stress behavior towards lactating females in mice].
Topics: Aggression; Animals; Brain Chemistry; Dehydroepiandrosterone; Dose-Response Relationship, Drug; Female; Lactation; Male; Mice; Mice, Inbred Strains; Orchiectomy; Pregnancy; Pregnenolone; Stress, Physiological; Testosterone | 1988 |
In vitro spontaneous and adrenocorticotropin-dependent maturation of the steroidogenic pathway of ovine fetal adrenal cells.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Adrenocorticotropic Hormone; Animals; Cells, Cultured; Chromatography, High Pressure Liquid; Cosyntropin; Female; Hypophysectomy; Pregnancy; Pregnenolone; Sheep; Time Factors | 1985 |
Effect of ketoconazole on placental aromatase, 3 beta-hydroxysteroid dehydrogenase-isomerase and 17 beta-hydroxysteroid dehydrogenase.
Topics: 17-Hydroxysteroid Dehydrogenases; 3-Hydroxysteroid Dehydrogenases; Aromatase Inhibitors; Estradiol; Female; Humans; Isomerases; Ketoconazole; Microsomes; Multienzyme Complexes; Placenta; Pregnancy; Pregnenolone; Progesterone Reductase; Steroid Isomerases | 1986 |
Steroid conversion and prostaglandin production by chorionic and decidual cells in relation to term and preterm labour.
Topics: Adult; Arachidonic Acid; Arachidonic Acids; Chorion; Decidua; Female; Humans; Hydrocortisone; In Vitro Techniques; Labor, Obstetric; Lactates; Obstetric Labor, Premature; Oxygen Consumption; Pregnancy; Pregnenediones; Pregnenolone; Progesterone; Prostaglandins E | 1987 |
The identification, quantification and possible origin of non-polar conjugates in human plasma.
Topics: Acne Vulgaris; Adult; Aged; Androstenediol; Breast Neoplasms; Dehydroepiandrosterone; Female; Hirsutism; Humans; Male; Middle Aged; Pregnancy; Pregnenolone; Steroids | 1985 |
[Effect of steroids on the formation of progesterone in the fetal membrane].
Topics: Cells, Cultured; Cesarean Section; Dehydroepiandrosterone; Estradiol; Extraembryonic Membranes; Female; Humans; Labor, Obstetric; Pregnancy; Pregnenolone; Progesterone; Testosterone | 1985 |
Steroid hormones in uterine washings and in plasma of gilts between days 9 and 15 after oestrus and between days 9 and 15 after coitus.
Topics: Androstenedione; Animals; Copulation; Dehydroepiandrosterone; Estradiol; Estrone; Estrus; Female; Pregnancy; Pregnenolone; Progesterone; Steroids; Swine; Testosterone; Time Factors; Uterus | 1985 |
In-vitro steroid synthesis by the placenta of cows in late gestation and at parturition.
Topics: Androstenedione; Animals; Cattle; Cell Separation; Cells, Cultured; Chromatography, Ion Exchange; Culture Techniques; Dexamethasone; Estrogens; Female; Fetus; Labor, Obstetric; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids | 1988 |
In vitro conversion of pregnenolone to progesterone in human term placenta and fetal membranes before and after onset of labor.
Topics: Cesarean Section; Extraembryonic Membranes; Female; Humans; In Vitro Techniques; Labor Onset; Labor, Obstetric; Placenta; Pregnancy; Pregnenolone; Progesterone | 1987 |
Intramitochondrial compartmentation of progesterone biosynthesis from cholesterol in the human placenta.
Topics: Cholesterol; Female; Humans; In Vitro Techniques; Mitochondria; Placenta; Pregnancy; Pregnenolone; Progesterone | 1987 |
A modified digitonin-precipitation radioassay for 3 beta-hydroxy-delta 5-steroid dehydrogenase.
Topics: 3-Hydroxysteroid Dehydrogenases; Chemical Precipitation; Chromatography, Thin Layer; Digitonin; Female; Humans; Microsomes; Mitochondria; Placenta; Pregnancy; Pregnenolone; Progesterone; Progesterone Reductase; Tritium | 1987 |
Steroid synthetic and prostaglandin metabolizing activity is present in different cell populations from human fetal membranes and decidua.
Topics: Cells, Cultured; Centrifugation, Density Gradient; Decidua; Dinoprost; Estrone; Extraembryonic Membranes; Female; Humans; Pregnancy; Pregnenolone; Progesterone; Prostaglandins F | 1987 |
[Metabolism of pregnenolone sulfate in feto-placental unit].
Topics: Female; Fetus; Humans; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnancy Trimester, Third; Pregnenolone | 1987 |
Progesterone synthesis by human amnion, chorion, and decidua at term.
Topics: 20-alpha-Dihydroprogesterone; Amnion; Cesarean Section; Chorion; Decidua; Female; Humans; In Vitro Techniques; Labor, Obstetric; Pregnancy; Pregnenolone; Progesterone | 1987 |
Transuterofetoplacental conversion of pregnenolone to progesterone in antiestrogen-treated baboons.
Topics: Animals; Estrogen Antagonists; Ethamoxytriphetol; Female; Fetus; Papio; Placenta; Pregnancy; Pregnenolone; Progesterone; Progestins; Uterus | 1987 |
Changes in peripheral progestagen levels in early pregnant gilts following injection of human chorionic gonadotrophin.
Topics: Animals; Chorionic Gonadotropin; Female; Half-Life; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Swine | 1987 |
[C21-steroid profiles in pregnancy associated with intrauterine growth retardation].
Topics: 17-alpha-Hydroxypregnenolone; Female; Fetal Growth Retardation; Humans; Hydroxyprogesterones; Pregnancy; Pregnancy Trimester, Third; Pregnenolone; Prenatal Diagnosis; Progesterone | 1986 |
[Clinical significance of the feto-placental unit during pregnancy and parturition].
Topics: Chorionic Gonadotropin; Estriol; Female; Fetus; Humans; Hypothalamic Hormones; Labor, Obstetric; Oxytocin; Pituitary Hormones; Placenta; Pregnancy; Pregnenolone | 1986 |
Effects of steroids on progesterone output by explants of human chorion.
Topics: Androgens; Cesarean Section; Chorion; Female; Humans; In Vitro Techniques; Labor, Obstetric; Pregnancy; Pregnenolone; Progesterone; Time Factors | 1986 |
Production of steroids and release of prostaglandins by spherical pig blastocysts in vitro.
Topics: Androstenedione; Animals; Blastocyst; Estradiol; Estrone; Female; Pregnancy; Pregnenolone; Progesterone; Prostaglandins; Steroids; Swine; Testosterone | 1986 |
Potent inhibition of mammalian progesterone synthesis by 2 alpha-cyanoprogesterone.
Topics: 3-Hydroxysteroid Dehydrogenases; Adrenal Cortex; Animals; Cattle; Corpus Luteum; Female; Humans; Kinetics; Microsomes; Placenta; Pregnancy; Pregnenolone; Progesterone; Receptors, Progesterone | 1985 |
The effects of steroid hormones and gonadotropins on in vitro placental conversion of pregnenolone to progesterone.
Topics: Chorionic Gonadotropin; Female; Gonadal Steroid Hormones; Gonadotropins; Humans; In Vitro Techniques; Mitochondria; Pituitary Hormone-Releasing Hormones; Placenta; Pregnancy; Pregnenolone; Progesterone | 1985 |
Concentrations of steroids and gonadotropins in follicular fluid from normal heifers and heifers primed for superovulation.
Topics: Androstenedione; Animals; Body Fluids; Cattle; Estradiol; Estrus; Female; Follicle Stimulating Hormone; Gonadal Steroid Hormones; Luteinizing Hormone; Ovarian Follicle; Ovulation; Pregnancy; Pregnenolone; Progesterone; Superovulation; Testosterone | 1985 |
Follicle regulatory protein noncompetitively inhibits microsomal 3 beta-hydroxysteroid dehydrogenase activity.
Topics: 3-Hydroxysteroid Dehydrogenases; Aromatase Inhibitors; Female; Follicle Stimulating Hormone; Humans; In Vitro Techniques; Intercellular Signaling Peptides and Proteins; Kinetics; Microsomes; Ovarian Follicle; Peptides; Placenta; Pregnancy; Pregnenolone; Progesterone | 1985 |
Influence of high-density lipoprotein on estradiol stimulation of luteal steroidogenesis.
Topics: 17-alpha-Hydroxyprogesterone; Animals; Corpus Luteum; Estradiol; Female; Hydroxyprogesterones; Lipoproteins, HDL; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Inbred Strains; Testosterone | 1985 |
[Functional interrelationship between granulosa and theca lutein cells in steroidogenesis in vitro by human corpus luteum].
Topics: Adult; Androgens; Corpus Luteum; Estrogens; Female; Granulosa Cells; Humans; Hydroxyprogesterones; Luteal Cells; Menstruation; Middle Aged; Pregnancy; Pregnenolone; Progestins; Theca Cells | 1985 |
Structural and functional changes in ovaries from adult mice treated with diethylstilboestrol in the neonatal period.
Topics: 17-alpha-Hydroxyprogesterone; Androstenedione; Animals; Diethylstilbestrol; Estrus; Female; Hydroxyprogesterones; In Vitro Techniques; Mice; Mice, Inbred Strains; Ovary; Pregnancy; Pregnenolone; Progesterone; Testosterone | 1985 |
The development of placental androstenedione and testosterone production and their utilization by the ovary for aromatization to estrogen during rat pregnancy.
Topics: Androstenedione; Animals; Estradiol; Female; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Rats; Rats, Inbred Strains; Testosterone | 1985 |
Inverse correlation between aryl hydrocarbon hydroxylase activity and conversion of cholesterol to pregnenolone in human placentas at term.
Topics: Benzopyrenes; Carbon Isotopes; Cell-Free System; Cholesterol; Female; Humans; Hydroxylation; Kinetics; Microsomes; Mitochondria; Mixed Function Oxygenases; Oxidation-Reduction; Placenta; Polycyclic Compounds; Pregnancy; Pregnenolone; Progesterone; Regression Analysis | 1972 |
Interaction of drugs and steroids with human placental microsomes.
Topics: Acetanilides; Amphetamine; Anaerobiosis; Androgens; Aniline Compounds; Anisoles; Carbon Monoxide; Cytochrome P-450 Enzyme System; Cytochrome Reductases; Electron Transport; Female; Glucosephosphate Dehydrogenase; Humans; Kinetics; Methyltransferases; Metyrapone; Microsomes; Mixed Function Oxygenases; Myocardium; NADP; Oxidation-Reduction; Oxidoreductases; Pharmaceutical Preparations; Placenta; Pregnancy; Pregnenolone; Progesterone | 1973 |
Pharmacologic control of premature labor.
Topics: Adrenergic beta-Agonists; Drug Therapy, Combination; Epinephrine; Ethanol; Extraembryonic Membranes; Female; Heart Rate; Humans; Infusions, Parenteral; Isoxsuprine; Metaproterenol; Obstetric Labor, Premature; Phenethylamines; Pregnancy; Pregnenolone; Pressure; Progesterone; Propanolamines; Rupture; Time Factors; Uterus; Water-Electrolyte Balance | 1973 |
The role of malate in the cleavage of cholesterol side-chain in the course of progesterone biosynthesis in human term placenta.
Topics: Carbon Radioisotopes; Cholesterol; Chromatography, Thin Layer; Colorimetry; Female; Humans; Kinetics; Malates; Mitochondria; NADP; Oxaloacetates; Placenta; Pregnancy; Pregnenolone; Progesterone; Pyruvates; Time Factors; Tritium | 1974 |
Endocrine role of follicles in the regulation of corpus luteum function in the rabbit.
Topics: Animals; Castration; Chlormadinone Acetate; Corpus Luteum; Female; Ovarian Follicle; Ovary; Pregnancy; Pregnenolone; Progesterone; Pseudopregnancy; Rabbits; Radiation Injuries, Experimental; Spectrophotometry; Veins | 1968 |
Delta 5-3 beta-hydroxysteroid dehydrogenase-delta 5-delta 4- isomerase activity in the corpus luteum of the pregnant rhesus monkey.
Topics: Animals; Carbon Radioisotopes; Corpus Luteum; Female; Haplorhini; Hydroxysteroid Dehydrogenases; Isomerases; Macaca; Organ Size; Pregnancy; Pregnenolone; Progesterone; Tritium | 1974 |
The effect of fetal sex on placental biosynthesis of progesterone.
Topics: Animals; Cholesterol; Female; Fetus; Haplorhini; In Vitro Techniques; Macaca; Placenta; Pregnancy; Pregnenolone; Progesterone; Sex Factors | 1974 |
[In vitro biosynthesis of progesterone by the human placenta. Kinetic study of pregnenolone sulfate penetration and metabolism].
Topics: Biotransformation; Cell Membrane Permeability; Cholesterol; Chromatography, Thin Layer; Female; Humans; Hydrolysis; In Vitro Techniques; Isotope Labeling; Kinetics; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids; Sulfates; Tritium | 1974 |
[Progesterone biosynthesis by the human placenta in vitro. Kinetic study of the penetration and metabolism of cholesterol in different experimental models].
Topics: Carbon Radioisotopes; Chemotherapy, Cancer, Regional Perfusion; Cholesterol; Female; Humans; In Vitro Techniques; Kinetics; Mitochondria; Placenta; Pregnancy; Pregnenolone; Progesterone | 1974 |
Location of steroid hormone production in the ovary of Trachurus mediterraneus.
Topics: Androsterone; Animals; Estradiol; Female; Fishes; Histocytochemistry; Hydroxysteroid Dehydrogenases; Ovarian Follicle; Ovary; Ovum; Pregnancy; Pregnenolone; Time Factors | 1974 |
Formation of estrogens by hydatidiform moles in vitro.
Topics: Carbon Isotopes; Dehydroepiandrosterone; Estradiol; Estriol; Estrone; Female; Humans; Hydatidiform Mole; In Vitro Techniques; Mevalonic Acid; Pregnancy; Pregnenolone; Tritium | 1966 |
Conversion of pregnenolone-7-alpha-3H-sulfate to other delta-5-3-beta-hydroxysteroid sulfates by the human fetal adrenal in vitro.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Chromatography; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; In Vitro Techniques; Perfusion; Pregnancy; Pregnanes; Pregnenolone; Sulfates; Tritium | 1968 |
Distribution of hydroxysteroid dehydrogenases in the placenta of the pig.
Topics: 17-alpha-Hydroxypregnenolone; Androsterone; Animals; Castration; Dehydroepiandrosterone; Epithelium; Estradiol; Estrogens; Etiocholanolone; Female; Histocytochemistry; Hydrocortisone; Hydroxyprogesterones; Hydroxysteroid Dehydrogenases; Ovary; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Swine; Trophoblasts | 1968 |
Biosynthesis of cortisol from 3 beta, 17 alpha,21-trihydroxypregn-5-en-20-one by the intact human foetus at midpregnancy.
Topics: Acetates; Adrenal Glands; Chromatography, Paper; Dehydroepiandrosterone; Female; Fetus; Humans; Hydrocortisone; Perfusion; Pregnancy; Pregnenolone; Radioisotope Dilution Technique; Steroids; Tritium | 1968 |
[Estrogen metabolism in normal human chorionic tissue, with special reference to the effect of chorionic gonadotropin].
Topics: Androgens; Androsterone; Chorionic Gonadotropin; Chromatography, Paper; Colorimetry; Dehydroepiandrosterone; Estradiol; Estriol; Estrogens; Estrone; Ethanol; Female; Gestational Age; Humans; Hydroquinones; Hydroxyprogesterones; In Vitro Techniques; Placenta; Pregnancy; Pregnenolone; Testosterone | 1968 |
Steroid hormone formation in the human ovary. VI. Evidence for two pathways of synthesis of androgens in the stromal compartment.
Topics: 17-alpha-Hydroxypregnenolone; 17-Ketosteroids; Androgens; Androstanes; Biotransformation; Carbon Isotopes; Chromatography, Paper; Chromatography, Thin Layer; Dehydroepiandrosterone; Estradiol; Estrone; Female; Humans; Hydroxyprogesterones; Ovary; Pregnancy; Pregnenolone; Progesterone; Spectrophotometry; Testosterone; Tritium | 1968 |
Biosynthesis of sterols and steroids from acetate-14-C by human fetal ovaries.
Topics: Acetates; Androstanes; Caproates; Carbon Isotopes; Cholestanes; Cholesterol; Chromatography, Paper; Crystallization; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; In Vitro Techniques; Ovary; Pregnancy; Pregnenolone; Progesterone; Radioisotope Dilution Technique; Sterols; Testosterone; Tritium | 1968 |
Another pathway of oestriol biosynthesis in pregnancy.
Topics: 17-Ketosteroids; Adrenal Glands; Anencephaly; Carbon Isotopes; Dehydroepiandrosterone; Estriol; Female; Humans; In Vitro Techniques; Infant, Newborn; Pregnancy; Pregnenolone; Tritium | 1968 |
Steroid hormone transformations by endocrine organs from pregnant mammals. IV. Biosynthesis and metabolism of estrogens and progesterone by primate placental preparations in vitro.
Topics: Androstanes; Animals; Biotransformation; Carbon Isotopes; Chromatography, Paper; Crystallization; Dehydroepiandrosterone; Dydrogesterone; Estradiol; Estrogens; Estrone; Female; Haplorhini; Humans; Hydroxyprogesterones; In Vitro Techniques; Placenta; Pregnancy; Pregnancy, Animal; Pregnanediol; Pregnenolone; Progesterone; Species Specificity; Tritium | 1969 |
[Meaning of the foeto-placental unit in the steroid metabolism].
Topics: Adrenal Insufficiency; Androgens; Anencephaly; Dehydroepiandrosterone; Disorders of Sex Development; Embryonic and Fetal Development; Enzyme Repression; Estradiol; Estriol; Estrogens; Female; Fetus; Humans; Lyases; Metabolism, Inborn Errors; Placenta; Pregnancy; Pregnanediol; Pregnenolone; Sex Determination Analysis; Steroids; Sulfatases | 1969 |
Steroid metabolism by badger (Taxidea taxus) ovarian tissue homogenates.
Topics: 17-Ketosteroids; Androstanes; Animals; Carbon Isotopes; Carnivora; Chromatography, Paper; Chromatography, Thin Layer; Corpus Luteum; Crystallization; Dehydroepiandrosterone; Female; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Isomerases; Kinetics; Lyases; Mixed Function Oxygenases; Ovary; Pregnancy; Pregnenolone; Tritium | 1969 |
A new pathway of oestriol biosynthesis in pregnancy?
Topics: Adrenal Cortex Hormones; Adrenal Glands; Androsterone; Anencephaly; Carbon Isotopes; Chromatography, Paper; Dehydroepiandrosterone; Estriol; Estrone; Female; Fetus; Humans; In Vitro Techniques; Infant, Newborn; Pregnancy; Pregnenolone; Tritium | 1969 |
Presence of testosterone and other neutral steroids in human fetal testes.
Topics: 17-Ketosteroids; Androgens; Androstanes; Chromatography, Gas; Dehydroepiandrosterone; Female; Gestational Age; Humans; Male; Pregnancy; Pregnanes; Pregnenolone; Spectrum Analysis; Steroids; Sulfuric Acids; Testis; Testosterone | 1970 |
Estrogen synthesis by adrenal-placental tissues of the sheep and the iris monkey in vitro.
Topics: Adrenal Glands; Androstanes; Animals; Dehydroepiandrosterone; Estradiol; Estrogens; Estrone; Female; Haplorhini; In Vitro Techniques; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Sheep; Testosterone | 1970 |
Histochemical demonstration of hydroxysteroid dehydrogenase activity in the mature canine ovary.
Topics: Androsterone; Animals; Corpus Luteum; Dehydroepiandrosterone; Dogs; Estradiol; Estrus; Female; Histocytochemistry; Hydroxysteroid Dehydrogenases; Ovary; Pregnancy; Pregnenolone | 1970 |
Proceedings of the society for endocrinology.
Topics: Acetates; Adrenal Cortex Hormones; Adrenal Glands; Cholesterol; Dehydroepiandrosterone; Estriol; Female; Fetus; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids | 1970 |
Determination of unconjugated and sulfated neutral steroids in human fetal blood of early and mid-pregnancy.
Topics: Androstanes; Chromatography, Gas; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; Placenta; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Spectrum Analysis; Steroids; Umbilical Cord | 1970 |
The fetoplacental unit.
Topics: Amniotic Fluid; Animals; Carbon Isotopes; Dehydroepiandrosterone; Embryonic and Fetal Development; Estriol; Estrogens; Female; Fetal Diseases; Fetus; Haplorhini; Humans; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnancy Complications; Pregnenolone; Progesterone; Steroids | 1970 |
A comparative histochemical study of delta 5-3 beta-hydroxysteroid dehydrogenase and lipid content in the rat ovary with special reference to the interstitial cells.
Topics: Animals; Dehydroepiandrosterone; Estrus; Female; Histocytochemistry; Hydroxysteroid Dehydrogenases; Lipids; Ovary; Phospholipids; Pregnancy; Pregnenolone; Rats | 1970 |
Quantitative assessment of the de novo sterol and steroid synthesis in the human foeto-placental unit. 2. Synthesis and secretion of steroids and steroid sulphates by the midgestation foetus.
Topics: Abortion, Legal; Carbon Isotopes; Chromatography, Paper; Chromatography, Thin Layer; Dehydroepiandrosterone; Female; Fetus; Humans; Perfusion; Placenta; Pregnancy; Pregnenolone; Sulfates | 1971 |
[Metabolism of pregnenolone and progesterone in the adrenal gland of the previable human fetus and the anencephalic infant].
Topics: Adrenal Glands; Anencephaly; Carbon Isotopes; Chromatography, Paper; Corticosterone; Dehydroepiandrosterone; Female; Fetus; Humans; Hydrocortisone; In Vitro Techniques; Intestinal Mucosa; Kidney; Liver; Lung; Pregnancy; Pregnenolone; Progesterone; Progestins; Tritium | 1971 |
Studies on the inhibition of fetal androgen formation. Inhibition of testosterone synthesis in rat and rabbit fetal testes with observations on reproductive tract development.
Topics: 17-alpha-Hydroxypregnenolone; 17-Ketosteroids; Abnormalities, Drug-Induced; Androstanes; Animals; Carbon Isotopes; Cholestanes; Chromatography, Paper; Chromatography, Thin Layer; Crystallization; Dehydroepiandrosterone; Depression, Chemical; Female; Fetus; Genitalia, Male; Hydroxyprogesterones; Hydroxysteroid Dehydrogenases; Hypospadias; In Vitro Techniques; Indenes; Male; Perineum; Pregnancy; Pregnenolone; Pyridines; Rabbits; Rats; Testis; Testosterone; Wolffian Ducts | 1971 |
Steroids and sterols in meconium.
Topics: 17-alpha-Hydroxypregnenolone; 17-Hydroxycorticosteroids; 17-Ketosteroids; Androstanes; Androsterone; Bile; Chromatography; Chromatography, Gas; Chromatography, Paper; Chromatography, Thin Layer; Dehydroepiandrosterone; Female; Fetus; Glucuronates; Humans; Infant, Newborn; Intestine, Small; Maternal-Fetal Exchange; Meconium; Placenta; Pregnancy; Pregnanes; Pregnenolone; Spectrum Analysis; Steroids; Sterols; Testosterone | 1971 |
Histochemical demonstration of delta 5-3 beta-hyroxysteroid dehydrogenase activity in the interstitial tissue of the guinea pig ovary during the estrous cycle and pregnancy.
Topics: Animals; Connective Tissue; Corpus Luteum; Dehydroepiandrosterone; Estrus; Female; Guinea Pigs; Histocytochemistry; Hydroxysteroid Dehydrogenases; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Steroids | 1971 |
Levels of 16-alpha-hydroxydehydroepiandrosterone, dehydroepiandrosterone and pregnenolone in cord plasma of human normal and anencephalic fetuses.
Topics: Adolescent; Adult; Aluminum; Androstanes; Anencephaly; Blood; Chromatography; Chromatography, Gas; Dehydroepiandrosterone; Estrogens; Female; Fetus; Humans; Infant, Newborn; Male; Oxides; Pregnancy; Pregnanediol; Pregnenolone; Statistics as Topic; Tritium; Umbilical Cord | 1971 |
1-Dimethylaminonaphthalene-5-sulfonyl hydrazine (dansyl hydrazine): a fluorometric reagent for carbonyl compounds.
Topics: Aldehydes; Androsterone; Chemical Phenomena; Chemistry; Dehydroepiandrosterone; Estrogens; Etiocholanolone; Female; Fluorometry; Hydrazines; Indicators and Reagents; Ketones; Ketosteroids; Methods; Naphthalenes; Pregnancy; Pregnanes; Pregnenolone; Sulfonic Acids | 1971 |
The effect of dexamethasone on the urinary excretion of steroids during pregnancy.
Topics: 17-Ketosteroids; Adolescent; Adult; Dehydroepiandrosterone; Dexamethasone; Estriol; Estrogens; Female; Fetus; Humans; Placenta; Pregnancy; Pregnanediol; Pregnenolone; Progesterone; Terpenes; Tritium | 1971 |
Gonadal steroid sulfates and sulfatase. IV. Comparative studies on steroid sulfokinase in the human fetal testis and adrenal.
Topics: Adrenal Glands; Chromatography, Paper; Dehydroepiandrosterone; Female; Fetus; Humans; In Vitro Techniques; Male; Pregnancy; Pregnenolone; Sulfates; Testis; Testosterone; Transferases; Tritium | 1971 |
Interruption of pregnancy by various steroids.
Topics: Abortion, Induced; Anabolic Agents; Animals; Cholesterol; Dehydroepiandrosterone; Dexamethasone; Digitoxin; Estradiol; Ethylestrenol; Female; Indomethacin; Oxandrolone; Phenobarbital; Prednisolone; Pregnancy; Pregnenolone; Progesterone; Rats; Spironolactone; Steroids; Triamcinolone | 1971 |
[Studies on steroid biosynthesis of in-vitro perfused bovine ovaries in various functional phases].
Topics: Androgens; Androsterone; Animals; Cattle; Cholesterol; Chromatography, Gas; Chromatography, Thin Layer; Dehydroepiandrosterone; Estradiol; Estriol; Estrogens; Estrus; Female; Glucocorticoids; Hydroxyprogesterones; Mass Spectrometry; Ovary; Perfusion; Pregnancy; Pregnenolone; Testosterone | 1971 |
Excretion of conjugates of neutral steroids in human bile during late pregnancy.
Topics: 17-Hydroxycorticosteroids; Adult; Androstanes; Androsterone; Bile; Chromatography; Chromatography, Gas; Dehydroepiandrosterone; Etiocholanolone; Female; Glucuronates; Humans; Mass Spectrometry; Pregnancy; Pregnanediol; Pregnenolone; Sterols; Time Factors | 1972 |
Biosynthesis of steroid hormones by testes and ovaries of the peludo, Chaetophractus villosus (Edentata, mammalia).
Topics: 17-alpha-Hydroxypregnenolone; Androstanes; Animals; Dehydroepiandrosterone; Female; Male; Ovary; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Testis; Xenarthra | 1972 |
Conversion of pregnenolone and pregnenolone sulfate to other steroid sulfates by the human fetus perfused at midgestation.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Carbon Isotopes; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; Liver; Perfusion; Pregnancy; Pregnenolone; Sulfates; Tritium | 1972 |
Pregnanolone and 20 -hydroxypregn-4-en-3-one (20 -OH-P) in prolonging gestation in the rat.
Topics: Aniline Compounds; Animals; Depression, Chemical; Female; Fetal Death; Injections, Subcutaneous; Labor, Obstetric; Naphthalenes; Pregnancy; Pregnancy, Prolonged; Pregnenolone; Progesterone; Rats; Sulfonic Acids | 1971 |
A study of sterol and steroid synthesis from sodium acetate by human foetal liver preparations.
Topics: Acetates; Carbon Isotopes; Cholesterol; Chromatography, Paper; Countercurrent Distribution; Dehydroepiandrosterone; Female; Fetus; Humans; Liver; Pregnancy; Pregnenolone; Tritium | 1972 |
Steroid metabolism in kidney tissue. I. Endogenous neutral steroids in foetal kidneys and studies on their formation.
Topics: 17-alpha-Hydroxypregnenolone; Androsterone; Buffers; Chromatography; Chromatography, Gas; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; Hydroxyprogesterones; In Vitro Techniques; Kidney; Mass Spectrometry; Methods; Mixed Function Oxygenases; Oxidoreductases; Pregnancy; Pregnenolone; Progesterone; Steroids; Sulfates; Sulfurtransferases; Time Factors | 1972 |
De novo synthesis of steroids and steroid sulphates by the testicles of the human foetus at midgestation.
Topics: Androstenes; Carbon Isotopes; Chromatography, Paper; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; Hydroxyprogesterones; Male; Methods; Perfusion; Pregnancy; Pregnenolone; Progesterone; Scintillation Counting; Steroids; Temperature; Testis; Time Factors; Tritium | 1972 |
A study of pregnancy with low estrogen production due to placental sulfatase deficiency.
Topics: Adult; Blood; Carbon Isotopes; Catechols; Dehydroepiandrosterone; Estradiol; Estriol; Estrogens; Estrone; Female; Humans; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Isomerases; Male; Placenta; Pregnancy; Pregnanediol; Pregnanes; Pregnenolone; Sulfatases; Sulfates; Tritium; Umbilical Cord | 1973 |
[Function of the fetal adrenal cortex].
Topics: Adrenal Cortex Hormones; Adrenal Glands; Dehydroepiandrosterone; Female; Fetus; Gestational Age; Humans; Hydroxysteroid Dehydrogenases; Pregnancy; Pregnenolone; Progesterone; Steroids; Sulfurtransferases | 1972 |
Quantitative assessment of the principal steroids formed by human placentas perfused with labelled cholesterol in vitro.
Topics: Carbon Isotopes; Cholesterol; Chromatography, Paper; Chromatography, Thin Layer; Dehydroepiandrosterone; Estradiol; Female; Humans; Oxygen; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Tritium | 1973 |
Developmental pattern of testosterone synthesis in the fetal gonad of the rabbit.
Topics: Androstenes; Animals; Carbon Isotopes; Chromatography; Chromatography, Thin Layer; Dehydroepiandrosterone; Female; Fetus; Male; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Rabbits; Testis; Testosterone; Tritium | 1973 |
Radioimmunoassay of plasma pregnenolone, 17-hydroxypregnenolone and dehydroepiandrosterone under various physiological conditions.
Topics: 17-alpha-Hydroxypregnenolone; Adolescent; Adult; Child; Chromatography; Climacteric; Dehydroepiandrosterone; Female; Humans; Immune Sera; Infant, Newborn; Male; Menstruation; Methods; Pregnancy; Pregnenolone; Puberty; Radioimmunoassay | 1973 |
Endogenous steroid sulphates and glucuronides in the gallbladder bile from early and mid-term human foetuses.
Topics: 17-alpha-Hydroxypregnenolone; Androstenes; Bile; Chromatography, Gas; Dehydroepiandrosterone; Female; Fetus; Gallbladder; Glucuronates; Humans; Mass Spectrometry; Pregnancy; Pregnanediol; Pregnanetriol; Pregnenolone; Steroids; Sulfates | 1973 |
Intracellular distributian and substrate specificity of the 16 alpha-hydroxylase in the adrenal of human fetus.
Topics: Adrenal Glands; Androstenedione; Carbon Radioisotopes; Cell Nucleus; Chromatography, Paper; Chromatography, Thin Layer; Cytosol; Dehydroepiandrosterone; Female; Fetus; Humans; Microsomes; Mitochondria; Pregnancy; Pregnenolone; Progesterone; Steroid Hydroxylases; Subcellular Fractions; Tritium | 1973 |
Formation of neutral steroids from endogenous precursors in minced human fetal adrenals in vitro.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Cholesterol; Chromatography, Gas; Chromatography, Gel; Dehydroepiandrosterone; Female; Fetus; Humans; Mass Spectrometry; Pregnancy; Pregnenolone; Progesterone; Steroids; Sulfuric Acids; Time Factors | 1974 |
Effect of maternal intrahepatic cholestasis on fetal steroid metabolism.
Topics: 17-alpha-Hydroxypregnenolone; Androstenols; Androsterone; Birth Weight; Cholestasis; Dehydroepiandrosterone; Estriol; Female; Fetus; Gestational Age; Humans; Hydroxylation; Male; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnancy Complications; Pregnanediol; Pregnanetriol; Pregnenolone; Progesterone; Steroids; Umbilical Cord | 1974 |
Biochemical and clinical observations a pregnancy with placental sulphatase and other enzyme deficiencies.
Topics: 17-Ketosteroids; Adult; Carbon Radioisotopes; Dehydroepiandrosterone; Estradiol; Estrone; Female; Humans; Hydroxysteroid Dehydrogenases; Hydroxysteroids; Isomerases; Kinetics; Labor, Induced; Muscle Contraction; Placenta; Pregnancy; Pregnancy Complications; Pregnanediol; Pregnenolone; Progesterone; Prostaglandins; Sulfatases; Sulfuric Acids; Time Factors; Tritium; Uterus | 1974 |
[Histoenzymology of the ovary of the pregnant and non-pregnant cat: importance of interstitial tissue].
Topics: 17-alpha-Hydroxypregnenolone; Animals; Cats; Corpus Luteum; Dehydroepiandrosterone; Estradiol; Female; Hydroxysteroid Dehydrogenases; Ovary; Pregnancy; Pregnenolone; Progesterone; Succinate Dehydrogenase; Testosterone; Time Factors | 1973 |
Estrogen synthesis by the pregnant baboon.
Topics: Animals; Dehydroepiandrosterone; Estradiol; Estriol; Estrogens; Estrone; Female; Humans; Hydroxysteroid Dehydrogenases; Oxidoreductases; Papio; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Sulfatases; Tritium | 1972 |
Studies on the metabolism of C-21 steroids in the human foeto-placental unit. 2. Metabolism of pregnenolone sulphate by midterm placentas perfused in situ.
Topics: Countercurrent Distribution; Estrogens, Conjugated (USP); Female; Humans; Maternal-Fetal Exchange; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Sulfates; Tritium | 1966 |
Inhibition of placental steroid synthesis by steroid metabolites: possible feedback control.
Topics: Carbon Isotopes; Desoxycorticosterone; Estriol; Feedback; Female; Fetus; Humans; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Kinetics; Maternal-Fetal Exchange; NAD; Oxidation-Reduction; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Progesterone | 1967 |
Steroid hormone transformations by endocrine organs from pregnant mammals. 3. Biosynthesis and metabolism of progesterone by the Mare placenta in vitro.
Topics: Animals; Biotransformation; Carbon Isotopes; Chromatography; Crystallization; Dydrogesterone; Female; Horses; In Vitro Techniques; Periodic Acid; Placenta; Pregnancy; Pregnancy, Animal; Pregnanediol; Pregnanes; Pregnanetriol; Pregnenolone; Progesterone; Tritium | 1969 |
Preparation of 16-alpha-hydroxypregnenolone-3-sulfate and a study of its anomalous behavior during hydrolysis.
Topics: 17-alpha-Hydroxypregnenolone; Biotransformation; Chromatography, Paper; Crystallization; Female; Furans; Glucuronidase; Perchlorates; Pregnancy; Pregnanes; Pregnenolone; Solvents; Streptomyces; Sulfatases; Sulfates; Tritium | 1969 |
Steroidogenesis in a case of hydatidiform mole.
Topics: 17-alpha-Hydroxypregnenolone; 17-Ketosteroids; Carbon Isotopes; Cholesterol; Female; Humans; Hydatidiform Mole; Hydroxyprogesterones; Ovarian Cysts; Pregnancy; Pregnanetriol; Pregnenolone; Progesterone; Steroids; Thecoma | 1969 |
[Changes in urinary excretion of pregnanediol and pregnenolone in pregnancy after administration of ACTH].
Topics: 17-Ketosteroids; Adrenocorticotropic Hormone; Adult; Androsterone; Female; Humans; Placenta; Pregnancy; Pregnanediol; Pregnenolone; Progesterone | 1969 |
The human corpus luteum of pregnancy with reference to the state of the trophoblastic tissue. A histological, histochemical and biochemical study.
Topics: Abortion, Spontaneous; Acid Phosphatase; Alkaline Phosphatase; Carbon Isotopes; Chromatography; Corpus Luteum; Esterases; Female; Gestational Age; Histocytochemistry; Humans; Hydatidiform Mole; In Vitro Techniques; NAD; Oxidoreductases; Placenta; Pregnancy; Pregnancy, Tubal; Pregnenolone; Progesterone; Trophoblasts | 1968 |
Neutral steroids in urine during pregnancy. I. Isolation and identification of dihydroxylated C19 and C21 steroid disulphates.
Topics: Androstanes; Androsterone; Chromatography, Gas; Chromatography, Paper; Chromatography, Thin Layer; Dehydroepiandrosterone; Female; Humans; Male; Pregnancy; Pregnanediol; Pregnanes; Pregnenolone; Silicon Dioxide; Spectrum Analysis; Sulfates | 1970 |
Steroid metabolism by foetal sheep adrenals.
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Animals; Corticosterone; Female; Fetus; Gestational Age; Hydrocortisone; Pregnancy; Pregnenolone; Progesterone; Sheep | 1970 |
Inhibition of steroid 3-sulfatase by endogenous steroids. A possible mechanism controlling placental estrogen synthesis from conjugated precursors.
Topics: 17-Hydroxycorticosteroids; 17-Ketosteroids; Androstanes; Carbon Isotopes; Chromatography, Paper; Chromatography, Thin Layer; Dehydroepiandrosterone; Endoplasmic Reticulum; Estriol; Estrogens; Feedback; Female; Humans; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Isomerases; NAD; Placenta; Pregnancy; Pregnenolone; Progesterone; Sterols; Sulfatases; Sulfates; Tritium | 1970 |
Ontogeny of adrenal function in fetal and neonatal rhesus monkeys: in vitro corticosteroidogenesis.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Adrenocorticotropic Hormone; Animals; Animals, Newborn; Body Weight; Carbon Isotopes; Chromatography, Gas; Desoxycorticosterone; Female; Fetus; Gestational Age; Haplorhini; Hydrocortisone; In Vitro Techniques; Organ Size; Pregnancy; Pregnenolone; Progesterone; Stimulation, Chemical; Tritium | 1971 |
Effect of ovariectomy and of various hormones on the synthesis of progesterone by the guinea-pig placenta in vitro.
Topics: Adrenal Glands; Animals; Castration; Chorionic Gonadotropin; Cyclic AMP; Female; Gonadotropins, Equine; Guinea Pigs; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Luteinizing Hormone; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Prostaglandins | 1971 |
Lowered ovarian conversion of 14C-pregnenolone to progesterone and other metabolites during phenobarbital (PB) block of PMS-induced ovulation in immature rats: inhibition of 3beta-hydroxysteroid dehydrogenation.
Topics: 17-alpha-Hydroxypregnenolone; Age Factors; Animals; Carbon Isotopes; Estrogens, Conjugated (USP); Estrus; Female; Hydrogenation; Hydroxyprogesterones; Hydroxysteroids; Ketones; Ovary; Ovulation; Phenobarbital; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Rats | 1973 |
Steroid metabolism in the adrenals of fetal sheep in relation to natural and corticotrophin-induced parturition.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Adrenocorticotropic Hormone; Animals; Dehydroepiandrosterone; Desoxycorticosterone; Female; Fetus; Hydrocortisone; Labor, Induced; Labor, Obstetric; Pregnancy; Pregnenolone; Progesterone; Sheep; Steroid Hydroxylases; Sulfates; Tritium; Umbilical Arteries; Umbilical Veins | 1972 |
The influence of ACTH and HCG on the steroidogenesis of fetal adrenals in vitro.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Adrenocorticotropic Hormone; Carbon Isotopes; Cholesterol; Chorionic Gonadotropin; Chromatography, Paper; Culture Techniques; Female; Fetus; Humans; Pregnancy; Pregnenolone | 1973 |
The biogenesis and metabolism of steroids in the human placenta of 9--14 weeks in vitro.
Topics: Acetates; Carbon Radioisotopes; Cholesterol; Chromatography, Gas; Chromatography, Thin Layer; Culture Techniques; Dehydroepiandrosterone; Female; Humans; Hydroxyprogesterones; Mass Spectrometry; Methods; NAD; Placenta; Pregnancy; Pregnenolone; Progesterone; Sodium; Steroids; Testosterone; Time Factors | 1973 |
Cyclic AMP accumulation and steroidogenesis in the human corpus luteum: effect of gonadotropins and prostaglandins.
Topics: Adenine; Adenylyl Cyclases; Chorionic Gonadotropin; Chromatography, Ion Exchange; Chromatography, Thin Layer; Corpus Luteum; Cyclic AMP; Female; Humans; In Vitro Techniques; Luteinizing Hormone; Menstruation; Phosphoric Diester Hydrolases; Pregnancy; Pregnenolone; Progesterone; Prostaglandins; Tritium | 1974 |
Effect of adenosine-3',5'-cyclic monophosphate on beta-hydroxy steroid dehydrogenase in the bovine corpus luteum.
Topics: Adrenal Glands; Animals; Cattle; Corpus Luteum; Cyclic AMP; Female; Hydroxysteroid Dehydrogenases; Isomerases; Ketosteroids; Ovary; Pregnancy; Pregnenolone; Progesterone; Rats | 1973 |
[Urinary excretion of total estrogens after administration of ACTH to pregnant women in the 3d trimester].
Topics: 17-Hydroxycorticosteroids; 17-Ketosteroids; Adrenocorticotropic Hormone; Adult; Chromatography, Gas; Chromatography, Paper; Dehydroepiandrosterone; Estrogens; Female; Humans; Pregnancy; Pregnancy Trimester, Third; Pregnenolone | 1973 |
Influence of luteinizing hormone on corpus luteum metabolism and progesterone biosynthesis throughout the bovine estrous cycle.
Topics: Animals; Cattle; Corpus Luteum; Estrus; Female; Glucose; Hexosephosphates; In Vitro Techniques; Luteinizing Hormone; NADP; Pentosephosphates; Pregnancy; Pregnenolone; Progesterone | 1966 |
Dehydrogenase in the rat ovary. I. A histochemical study of delta-5-3-beta-and 20-alpha-hydroxysteroid dehydrogenases and enzymes of carbohydrate oxidation during the estrous cycle.
Topics: Animals; Dehydroepiandrosterone; Estrus; Female; Glucosephosphate Dehydrogenase; Histocytochemistry; Hydroxysteroid Dehydrogenases; L-Lactate Dehydrogenase; NAD; NADP; Ovary; Oxidoreductases; Pregnancy; Pregnenolone; Rats; Succinate Dehydrogenase; Tetrazolium Salts | 1966 |
Histochemical distribution of some hydroxysteroid dehydrogenases in the placenta, foetal membranes and uterine mucosa of the mouse.
Topics: 17-alpha-Hydroxypregnenolone; Androgens; Animals; Dehydroepiandrosterone; Endometrium; Estradiol; Extraembryonic Membranes; Female; Histocytochemistry; Hydroxyprogesterones; Hydroxysteroid Dehydrogenases; Mice; NAD; NADP; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Testosterone | 1968 |
The roles of pregn-5-ene-3 beta, 20 alpha-diol and 20 alpha-hydroxy steroid dehydrogenase in the control of progesterone synthesis preceding parturition and lactogenesis in the rat.
Topics: Animals; Corpus Luteum; Female; Hydroxysteroid Dehydrogenases; Labor, Obstetric; Lactation; NAD; NADP; Ovary; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Rats; Steroids | 1970 |
On the specificity of steroid interaction with mammary glucose 6-phosphate dehydrogenase.
Topics: Androstanes; Animals; Binding Sites; Dehydroepiandrosterone; Estranes; Female; Glucosephosphate Dehydrogenase; Humans; Hydrogen-Ion Concentration; Kinetics; Lactation; Mammary Glands, Animal; Models, Chemical; NADP; Pregnancy; Pregnenolone; Protein Binding; Rats; Steroids | 1970 |
Hexose-6-phosphate dehydrogenase: distribution in rat tissues and effect of diet, age and steroids.
Topics: Adrenal Glands; Age Factors; Alcohol Oxidoreductases; Androstanes; Animals; Brain; Dehydroepiandrosterone; Dietary Carbohydrates; Female; Fetus; Fructose; Galactose; Glucose; Glucosephosphate Dehydrogenase; Hexosephosphates; Intestines; Kidney; Liver; Lung; Male; Mammary Glands, Animal; Microsomes; Microsomes, Liver; Muscles; Myocardium; NAD; NADP; Ovary; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Prostate; Rats; Seminal Vesicles; Spleen; Steroids; Testis | 1970 |
The cholesterol side-chain cleavage enzyme system in mitochondria of human term placenta.
Topics: Carbon Isotopes; Carbon Monoxide; Cell Fractionation; Cholesterol; Chromatography, Gel; Chromatography, Ion Exchange; Chromatography, Thin Layer; Cytochromes; Enzyme Inhibitors; Enzymes; Female; Flavoproteins; Freeze Drying; Humans; Kinetics; Light; Lipids; Mercaptoethylamines; Microsomes; Mitochondria; NADP; Oxygen Consumption; Phosphates; Phosphatidylcholines; Phosphatidylethanolamines; Placenta; Pregnancy; Pregnenolone; Progesterone; Temperature; Ultracentrifugation; Ultrasonics | 1971 |
Human placental hydroxylation of 3,4-benzpyrene during early gestation and at term.
Topics: 17-Ketosteroids; Androstanes; Animals; Benzopyrenes; Cholesterol; Dehydroepiandrosterone; Depression, Chemical; Estradiol; Estrone; Female; Fluorometry; Humans; Kinetics; Labor, Obstetric; Liver; Methylcholanthrene; Methyltestosterone; Mixed Function Oxygenases; NADP; Placenta; Pregnancy; Pregnenolone; Progesterone; Rats; Smoking; Testosterone | 1971 |
[Significance of chorionic gonadotropin participating in biosynthesis of estrogens in placental chorionic tissue].
Topics: Androstanes; Chorionic Gonadotropin; Chromatography; Colorimetry; Cyclic AMP; Dehydroepiandrosterone; Estradiol; Estrogens; Estrone; Extraembryonic Membranes; Female; Humans; NAD; NADP; Placenta; Pregnancy; Pregnenolone; Progesterone; Stimulation, Chemical; Testosterone; Tritium | 1972 |
Premature labor: its management and therapy.
Topics: Adrenergic beta-Agonists; Dilatation; Ethanol; Ethisterone; Female; Fetus; Humans; Infections; Injections, Intravenous; Isoxsuprine; Labor, Obstetric; Obstetric Labor, Premature; Oxytocin; Parity; Pregnancy; Pregnancy, Multiple; Pregnenolone; Progesterone; Sympathomimetics; Uterine Diseases; Uterine Hemorrhage; Uterus | 1972 |
Factors influencing placental steroidogenesis.
Topics: 17-Ketosteroids; Adenosine Triphosphate; Androstenes; Animals; Carbon Isotopes; Cholesterol; Chorionic Gonadotropin; Chromatography, Paper; Chromatography, Thin Layer; Countercurrent Distribution; Estradiol; Estrone; Female; Glucosephosphates; Humans; Immune Sera; Ketosteroids; NAD; NADP; Niacinamide; Placenta; Pregnancy; Pregnenolone; Progesterone; Rabbits; Tritium | 1972 |
Endogenous neutral steroids in the lung tissue of early and mid-term human foetuses and in vitro studies on their formation.
Topics: Androgens; Chromatography, Gas; Chromatography, Gel; Female; Fetus; Gestational Age; Humans; Lung; Mass Spectrometry; Pregnancy; Pregnenolone; Sulfates; Tritium | 1974 |
Variations in the progesterone content of the rat adrenal gland during the oestrous cycle.
Topics: Adrenal Glands; Animals; Chromatography, Gas; Chromatography, Paper; Estrus; Female; Organ Size; Organ Specificity; Ovary; Pregnancy; Pregnenolone; Progesterone; Rats; Time Factors | 1974 |
Effect of synthetic gestagens on progesterone formation in vitro in human corpus luteum of pregnancy.
Topics: Carbon Radioisotopes; Corpus Luteum; Depression, Chemical; Female; Humans; In Vitro Techniques; Lynestrenol; Medroxyprogesterone; Megestrol; Norethindrone; Norethynodrel; Norgestrel; Pregnancy; Pregnenolone; Progesterone; Progesterone Congeners | 1974 |
Ontogeny of mitochondrial steroidogenesis in the guinea pig gonad.
Topics: Aging; Animals; Animals, Newborn; Carbon Radioisotopes; Cholesterol; Estrus; Female; Fetus; Gestational Age; Gonads; Guinea Pigs; In Vitro Techniques; Kinetics; Male; Mitochondria; Pregnancy; Pregnenolone; Progesterone; Testis; Time Factors; Tritium; Uterus | 1974 |
Steroid hormone administration and gonadotrophin secretion in the gonadectomized rat.
Topics: Animals; Castration; Dihydrotestosterone; Estradiol; Estrus; Female; Follicle Stimulating Hormone; Luteinizing Hormone; Ovulation; Pentobarbital; Pregnancy; Pregnanediones; Pregnenolone; Progesterone; Rats; Testosterone; Time Factors | 1974 |
Intramitochondrial lamellar formations induced by pregnenolone-16- -carbonitrile in the hepatocytes of pregnant rats.
Topics: Animals; Cell Nucleus; Cytoplasmic Granules; Endoplasmic Reticulum; Female; Golgi Apparatus; Histocytochemistry; Histological Techniques; Lipids; Liver; Liver Glycogen; Microscopy, Electron; Mitochondria, Liver; Mitochondrial Swelling; Nitriles; Pregnancy; Pregnancy, Animal; Pregnenolone; Rats; Rats, Inbred Strains; Tolonium Chloride | 1972 |
Effect of pregnenolone-16 -carbonitrile on the hepatic ultrastructure, glycogen content and ethylmorphine n-demethylase activity in pregnant, fetal, and newborn rats.
Topics: Animals; Animals, Newborn; Carbon Isotopes; Endoplasmic Reticulum; Female; Histological Techniques; Liver; Liver Glycogen; Maternal-Fetal Exchange; Methyltransferases; Microscopy, Electron; Mitochondria, Liver; Morphine; Nitriles; Organ Size; Pregnancy; Pregnenolone; Rats | 1972 |
Prolonged gestation in ewes ingesting Veratrum californicum: morphological changes and steroid biosynthesis in the endocrine organs of cyclopic lambs.
Topics: Abnormalities, Drug-Induced; Abnormalities, Severe Teratoid; Adrenal Glands; Animals; Corticosterone; Cortisone; Diseases in Twins; Endocrine Glands; Eye Abnormalities; Female; Gonads; Hydrocortisone; Ovary; Pituitary Gland; Plant Poisoning; Plants, Medicinal; Plants, Toxic; Pregnancy; Pregnancy, Prolonged; Pregnenolone; Progesterone; Sheep; Sheep Diseases; Steroids; Testosterone; Thyroid Gland; Veratrum | 1972 |
The in vitro biosynthesis and metabolism of progesterone and estrogens by chimpanzee placental tissue.
Topics: Androstenes; Animals; Carbon Isotopes; Chemical Phenomena; Chemistry; Chromatography, Paper; Chromatography, Thin Layer; Estradiol; Estrogens; Estrone; Female; Haplorhini; Hydroxyprogesterones; In Vitro Techniques; Oxidation-Reduction; Pan troglodytes; Placenta; Pregnancy; Pregnenolone; Progesterone; Tritium | 1973 |
[Usefulness of the evaluation of some urinary steroids for early diagnosis of fetal distress. Report of particularly exemplary cases].
Topics: Estrogens; Female; Fetal Diseases; Humans; Pregnancy; Pregnancy Complications; Pregnenolone; Time Factors | 1972 |
Estradiol inhibition of ovine luteal progesterone synthesis in vitro.
Topics: Animals; Carbon Isotopes; Chromatography, Thin Layer; Corpus Luteum; Culture Techniques; Estradiol; Estrus; Female; Pregnancy; Pregnenolone; Progesterone; Sheep | 1972 |
Formation of progesterone and pregnenolone from (4- 14 C) cholesterol by the intact mid-term human foeto-placental unit perfused in vitro.
Topics: Adult; Arteries; Carbon Isotopes; Cholesterol; Chromatography, Gas; Chromatography, Paper; Chromatography, Thin Layer; Female; Fetal Heart; Fetus; Heart Rate; Humans; Hysterectomy; In Vitro Techniques; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Secretory Rate; Uterus; Veins | 1973 |
Identification and quantification of unconjugated neutral steroids in adrenal and liver tissue of early and mid-term human fetuses.
Topics: Adrenal Glands; Androstenes; Androsterone; Chromatography; Chromatography, Gas; Corticosterone; Female; Fetus; Humans; Liver; Mass Spectrometry; Pregnancy; Pregnenolone; Stigmasterol | 1973 |
Lack of squalene and lanosterol synthesis by the perfused human placenta at term.
Topics: Acetates; Carbon Radioisotopes; Cholesterol; Chromatography, Thin Layer; Crystallization; Female; Humans; Lanosterol; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Spectrophotometry, Ultraviolet; Squalene; Tritium | 1973 |
Inhibition of the pregnenolone delta 5-3 beta hydroxysteroid dehydrogenase-delta 5-4 isomerase systems of human placenta and corpus luteum of pregnancy.
Topics: Androstenols; Corpus Luteum; Depression, Chemical; Enzyme Repression; Estradiol; Female; Humans; Hydroxysteroid Dehydrogenases; Isomerases; Ketosteroids; Microsomes; Multienzyme Complexes; Nitriles; Oxidation-Reduction; Oxymetholone; Placenta; Pregnancy; Pregnenolone; Progesterone | 1973 |
Studies on the blockade of progesterone secretion by grafted corpora lutea in the pregnant rat.
Topics: Animals; Corpus Luteum; Female; Hydroxysteroid Dehydrogenases; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Transplantation, Autologous; Transplantation, Homologous | 1973 |
On the steroid specificity of the pregnant guinea pig progesterone-binding globulin.
Topics: Animals; Binding, Competitive; Corticosterone; Desoxycorticosterone; Dialysis; Dihydrotestosterone; Estrogens; Female; Globulins; Guinea Pigs; Humans; Hydrocortisone; Mathematics; Pregnancy; Pregnancy, Animal; Pregnanediol; Pregnanediones; Pregnenolone; Progesterone; Protein Binding; Steroids; Testosterone; Tritium | 1973 |
Actinomycin D stimulation of HCG production by human choriocarcinoma.
Topics: Animals; Carbon Radioisotopes; Cattle; Cell Line; Cells, Cultured; Choriocarcinoma; Chorionic Gonadotropin; Cricetinae; Culture Media; Dactinomycin; Female; Glucose; Humans; Neoplasm Metastasis; Neoplasm Transplantation; Pregnancy; Pregnenolone; Proteins; Radioimmunoassay; Stimulation, Chemical; Thymidine; Time Factors; Transplantation, Heterologous; Trophoblasts | 1973 |
Morphology of transplantable chorionic tumors in rats.
Topics: Animals; Choriocarcinoma; Female; Hydroxysteroid Dehydrogenases; Isomerases; Lung Neoplasms; Male; Multienzyme Complexes; Neoplasm Metastasis; Neoplasm Transplantation; Pregnancy; Pregnenolone; Rats | 1973 |
[Visualization and evolution of steroid dehydrogenases in the cat's endotheliochorial placenta during gestation].
Topics: Androstenedione; Androsterone; Animals; Cats; Etiocholanolone; Female; Histocytochemistry; Hydrocortisone; Hydroxysteroid Dehydrogenases; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Testosterone | 1973 |
[Proceedings: Steroid metabolism and histochemistry of fetal gonads].
Topics: Carbon Radioisotopes; Female; Gestational Age; Humans; Male; Ovary; Pregnancy; Pregnenolone; Testis; Tritium | 1973 |
Proceedings: Mechanism of action of glucocorticoids in induction of ovine parturition: effect on placental steroid metabolism.
Topics: Animals; Dexamethasone; Female; Labor, Induced; Placenta; Pregnancy; Pregnenolone; Progesterone; Sheep; Tritium | 1974 |
Serum steroid levels following a large intravenous dose of a steroid sulfate precursor during the second trimester of human pregnancy. II. Pregnenolone sulfate.
Topics: 17-alpha-Hydroxypregnenolone; Adolescent; Adult; Estradiol; Estriol; Female; Fetal Death; Half-Life; Humans; Hydroxyprogesterones; Placenta; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay; Sulfates | 1974 |
Pregnenolone and pregnenolone sulfate metabolism in vivo and uterine extraction at midgestation.
Topics: Adult; Female; Gestational Age; Humans; Maternal-Fetal Exchange; Pregnancy; Pregnenolone; Progesterone; Tritium; Umbilical Veins; Uterus | 1974 |
[Diagnostics and treatment of premature labour (author's transl)].
Topics: Ethanol; Female; Humans; Obstetric Labor, Premature; Placenta Diseases; Pregnancy; Pregnenolone; Uterine Cervical Incompetence | 1974 |
Studies on the metabolism of steroid hormones and their precursors by the human placenta at various stages of gestation. 3. In vitro metabolism of 3 beta, 17 alpha-dihydroxy-pregn-5-ene-20-one.
Topics: 17-alpha-Hydroxypregnenolone; Androstanes; Chromatography, Paper; Female; Gestational Age; Humans; Hydroxyprogesterones; In Vitro Techniques; Lyases; Placenta; Pregnancy; Pregnanes; Pregnenolone; Radioisotope Dilution Technique; Tritium | 1970 |
In vitro steroid synthesis by foetal rabbit adrenals.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Animals; Corticosterone; Crystallization; Enzyme Activation; Female; Fetus; Gestational Age; Hydrocortisone; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Mixed Function Oxygenases; Pregnancy; Pregnenolone; Progesterone; Rabbits; Radioisotope Dilution Technique; Steroids; Tritium | 1971 |
Progesterone and pregn-4-en-20 alpha-ol-3-one in ovarian venous blood during various reproductive states in the rat.
Topics: Animals; Decidua; Estrus; Female; Humans; Hysterectomy; Ovary; Pregnancy; Pregnenolone; Progesterone; Pseudopregnancy; Rats; Reproduction | 1968 |
Sites of steroid hormone formation. Autoradiographic studies using labelled precursors.
Topics: Adipose Tissue; Adrenal Glands; Alcohol Oxidoreductases; Animals; Autoradiography; Bone and Bones; Carbon Isotopes; Central Nervous System; Chemical Phenomena; Chemistry; Cholesterol; Chromatography, Thin Layer; Corpus Luteum; Estrus; Female; Histocytochemistry; Hormones; Hydroxysteroid Dehydrogenases; Kidney; Lymphatic System; Male; Mice; Myocardium; Ovarian Follicle; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Respiratory System; Skin; Steroids; Testis; Urinary Bladder; Uterus | 1967 |
[Biosynthesis of estrogens and progesterone by the human placenta perfused in vitro: variations according to the method of obtaining the placenta (routine cesarean section, during labor, natural vaginal delivery)].
Topics: Cesarean Section; Cholesterol; Delivery, Obstetric; Estradiol; Estrone; Female; Humans; In Vitro Techniques; Labor, Obstetric; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone; Testosterone; Time Factors | 1970 |
The influence of an anti-steroidogenic drug (aminoglutethimide phosphate) on pregnancy maintenance.
Topics: Abortion, Induced; Aminoglutethimide; Aniline Compounds; Animals; Anticonvulsants; Biotransformation; Cholesterol; Corpus Luteum; Depression, Chemical; Female; Male; Methods; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Protein Binding; Pyridones; Rats; Tritium | 1972 |
Ovarian--placental dependency in rat. I. Biotransformation of C 21 steroids to androgens by rat placenta in vitro.
Topics: Androgens; Androstanes; Animals; Biotransformation; Buffers; Carbon Isotopes; Chromatography, Paper; Chromatography, Thin Layer; Culture Techniques; Female; Gestational Age; Hydroxyprogesterones; Ketones; Ovary; Placenta; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Rats | 1972 |
Progesterone and pregnenolone sulfate in pregnancy plasma.
Topics: Adrenal Glands; Blood; Chromatography, Gas; Delivery, Obstetric; Dexamethasone; Female; Fetus; Humans; Infant, Newborn; Placenta; Pregnancy; Pregnenolone; Progesterone; Umbilical Arteries; Umbilical Veins | 1972 |
Effect of norgestrel on corpus luteum function.
Topics: Corpus Luteum; Estrogens; Female; Humans; Laparotomy; Norgestrel; Ovulation; Pregnancy; Pregnanediol; Pregnenolone; Progesterone | 1972 |
Adaptations in the metabolism of protein during pregnancy in the rat.
Topics: Amino Acids; Animals; Female; Ligases; Liver; Nitrogen; Pregnancy; Pregnanediol; Pregnenolone; Proteins; Rats; Urea | 1972 |
Facilitation of ovulation by steroids in immature rats primed with pregnant mare serum gonadotropin.
Topics: Aldosterone; Animals; Corticosterone; Cortisone; Desoxycorticosterone; Drug Synergism; Female; Gonadotropins, Equine; Horses; Hydroxyprogesterones; Immune Sera; Ovulation; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Progestins; Rats; Time Factors | 1972 |
Clinical cases illustrating estrogen and progesterone biosynthesis during pregnancy.
Topics: Adult; Chromosome Aberrations; Chromosome Disorders; Estradiol; Estrogens; Estrone; Female; Fetal Diseases; Gestational Age; Humans; Placenta; Polycystic Ovary Syndrome; Pregnancy; Pregnancy Complications; Pregnancy in Diabetics; Pregnanediol; Pregnenolone; Progesterone | 1972 |
Formation of progesterone and pregnenolone from (14C)cholesterol by the intact mid-term human foeto-placental unit perfused in vitro.
Topics: Carbon Dioxide; Carbon Isotopes; Cholesterol; Female; Fetal Heart; Fetus; Heart Rate; Humans; Hydrogen-Ion Concentration; Kinetics; Maternal-Fetal Exchange; Oxygen Consumption; Placenta; Pregnancy; Pregnenolone; Progesterone; Time Factors | 1971 |
Pregnenolone production in pregnancy.
Topics: 17-alpha-Hydroxypregnenolone; Body Height; Body Weight; Female; Gestational Age; Hematocrit; Humans; In Vitro Techniques; Infant, Newborn; Maternal-Fetal Exchange; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Progesterone | 1971 |
[Pathologic plasma steroid pattern in women with itching in pregnancy].
Topics: Female; Humans; Pregnancy; Pregnancy Complications; Pregnanediol; Pregnenolone; Pruritus; Steroids | 1971 |
The effect of hypoxia on progesterone synthesis by placental villi in organ culture.
Topics: Acidosis; Acids; Culture Techniques; Female; Humans; Hydrogen-Ion Concentration; Hypoxia; Lactates; Methods; Placenta; Pregnancy; Pregnenolone; Progesterone; Pyruvates; Time Factors | 1971 |
Studies on the inhibition of fetal androgen formation: testosterone synthesis by fetal and newborn mouse testes in vitro.
Topics: 17-alpha-Hydroxypregnenolone; Animals; Animals, Newborn; Carbon Isotopes; Chromatography, Paper; Chromatography, Thin Layer; Cyanides; Female; Fetus; In Vitro Techniques; Male; Methandrostenolone; Mice; Pregnancy; Pregnenolone; Progesterone; Testis; Testosterone; Tritium | 1971 |
Temporal interrelationships between plasma LH, ovarian secretion rates and peripheral plasma progestin concentrations in the rat: effects of Nembutal and exogenous gonadotropins.
Topics: Animals; Chromatography, Gas; Chromatography, Thin Layer; Drug Synergism; Estrus; Female; Follicle Stimulating Hormone; Luteinizing Hormone; Ovary; Pentobarbital; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay; Rats; Secretory Rate; Stimulation, Chemical; Time Factors; Veins | 1971 |
Functional zonation of adrenocortical tissue in the brush possum (Trichosurus vulpecula).
Topics: 17-Hydroxycorticosteroids; Adrenal Glands; Androgens; Androstanes; Animals; Carbon Isotopes; Corticosterone; Estrus; Female; Hydrocortisone; In Vitro Techniques; Male; Opossums; Pregnancy; Pregnenolone; Progesterone; Testosterone; Tritium | 1971 |
Steroid content of the equine ovary during the reproductive cycle.
Topics: 17-Ketosteroids; Androstanes; Animals; Corpus Luteum; Estradiol; Estrone; Estrus; Female; Gonadal Steroid Hormones; Horses; Hydroxyprogesterones; Ovary; Pregnancy; Pregnenolone; Progesterone; Testosterone; Time Factors | 1971 |
The short-term maintenance of the isolated sheep foetus in the last fifth of pregnancy. Description of the technique and preliminary results on the whole body metabolism of isotopically-labelled steroids.
Topics: Adrenal Glands; Animals; Carbon Dioxide; Carbon Isotopes; Female; Fetus; Gestational Age; Hydrogen-Ion Concentration; Liver; Male; Oxygen; Partial Pressure; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Sheep; Time Factors; Tritium | 1971 |
Inhibition of uterine contractility in labor.
Topics: Adolescent; Adult; Amniotic Fluid; Apgar Score; Blood Pressure; Blood Volume; Ethanol; Female; Fetal Heart; Gestational Age; Glucose; Heart Rate; Humans; Infant, Newborn; Labor, Obstetric; Muscle Contraction; Oxytocin; Parity; Pregnancy; Pregnenolone; Progesterone; Uterus | 1971 |
Abnormal progesterone synthesis in placental tissue from a spontaneous abortion.
Topics: Abortion, Spontaneous; Abortion, Therapeutic; Adult; Cesarean Section; Cholesterol; Chromatography, Paper; Female; Gestational Age; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone | 1971 |
Measurement of pregnenolone sulfate after solvolysis in human pregnancy plasma.
Topics: Chromatography, Gas; Delivery, Obstetric; Esters; Female; Humans; Mass Spectrometry; Methods; Placenta; Pregnancy; Pregnenolone; Sulfuric Acids; Time Factors; Tritium | 1971 |
Studies on the metabolism of vitamin A: the effect of vitamin A status on the content of some steroids in the ovaries of pregnant rats.
Topics: Animals; Chromatography, Gas; Female; Ovary; Pregnancy; Pregnancy Complications; Pregnanes; Pregnenolone; Progesterone; Rats; Vitamin A Deficiency | 1971 |
Biosynthesis of steroids by the adrenal glands of the peludo "Chaetophractus villosus", a South-American armadillo.
Topics: Adrenal Cortex Hormones; Adrenal Glands; Animals; Female; Fetus; Male; Pregnancy; Pregnenolone; Sex Factors; South America; Xenarthra | 1971 |
In vivo production of steroids with central depressant actions by the ovary of the rat.
Topics: Animals; Brain; Chromatography, Gas; Chromatography, Paper; Estrus; Female; Hydroxyprogesterones; Hypnotics and Sedatives; Ovary; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Rats; Secretory Rate; Sterols | 1971 |
Patterns of steroid biosynthesis in the gonads of freemartins and their male co-twins.
Topics: 17-Ketosteroids; Androgens; Androstanes; Animals; Cattle; Estrogens; Female; Freemartinism; Gonadal Steroid Hormones; Gonads; In Vitro Techniques; Male; Ovary; Pregnancy; Pregnenolone; Progesterone; Testis; Testosterone; Twins | 1969 |
[The importance of the pituitary luteinising hormone for pregnancy, delivery and lactation in the rat].
Topics: Animals; Delivery, Obstetric; Estrogens; Female; Fetus; Gestational Age; Hydroxysteroid Dehydrogenases; Immunization; Lactation; Luteinizing Hormone; Ovary; Pituitary Gland; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Prolactin; Rabbits; Rats | 1970 |
Pregnenolone and metabolites of progesterone in the ovary.
Topics: Animals; Chromatography, Paper; Corpus Luteum; Dogs; Female; Goats; Ovary; Pregnancy; Pregnenolone; Progesterone; Rats | 1969 |
Biochemical observations on the corpora lutea of the African elephant, Loxodonta africana.
Topics: Animals; Carbon Isotopes; Chromatography, Gas; Corpus Luteum; Elephants; Female; In Vitro Techniques; Pregnancy; Pregnenolone; Progesterone; Tritium | 1969 |
The metabolism of [4-14C]cholesterol in the pre-viable human foetus.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Glands; Carbon Isotopes; Cholesterol; Chromatography; Chromatography, Thin Layer; Female; Fetus; Humans; Liver; Perfusion; Pregnancy; Pregnenolone | 1969 |
Specificity of progesterone inhibition of lactogenesis.
Topics: Animals; Castration; Female; Hydroxyprogesterones; Lactose; Mammary Glands, Animal; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Rats | 1969 |
[Activity of 3-beta-ol-dehydrogenase in the ovary of rabbits by biochemical and histochemical methods].
Topics: Animals; Chromatography, Paper; Corpus Luteum; Enzyme Activation; Female; Histocytochemistry; Hydroxysteroid Dehydrogenases; Methods; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Spectrum Analysis; Tritium; Ultraviolet Rays | 1969 |
Temporal relationship of progestin secretion, LH release and ovulation in rats.
Topics: Animals; Estrus; Female; Luteinizing Hormone; Ovary; Ovulation; Pregnancy; Pregnenolone; Progesterone; Radioimmunoassay; Rats; Secretory Rate; Time Factors; Veins | 1969 |
Urinary excretion of different corticosteroid-metabolites in oral contraception and pregnancy.
Topics: Adolescent; Adrenal Cortex Hormones; Adult; Contraceptives, Oral; Corticosterone; Dysmenorrhea; Female; Humans; Hydrocortisone; Megestrol; Mestranol; Metyrapone; Pituitary Function Tests; Pregnancy; Pregnanediol; Pregnanes; Pregnanetriol; Pregnenolone; Progesterone; Progestins | 1969 |
Some effects of bis(p-hydroxyphenyl)cyclohexylidenemethane (F 6060) and related compounds on reproduction and steroidogenesis in laboratory animals.
Topics: Adrenal Glands; Animals; Corpus Luteum; Corticosterone; Cresols; Cyclohexanes; Decidua; Embryo Implantation; Endometrium; Estrogens; Female; Fertility; Guinea Pigs; Pregnancy; Pregnenolone; Progesterone; Pseudopregnancy; Pubic Symphysis; Rabbits; Rats; Rats, Inbred Strains; Reproduction; Uterus | 1969 |
Conversion by pregnenolone to progesterone by rabbit placenta in vitro.
Topics: Animals; Female; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Rabbits; Tritium; Trophoblasts | 1969 |
Steroid metabolism in the human foeto-placental unit.
Topics: Adrenal Cortex Hormones; Androstanes; Cholesterol; Estriol; Female; Fetus; Humans; In Vitro Techniques; Liver; Lung; Organ Specificity; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids | 1969 |
Effects of prolactin upon cholesterol metabolism and progesterone biosynthesis in corpora lutea of rats hyophysectomized during pseudopregnancy.
Topics: Acetates; Animals; Carbon Isotopes; Cholesterol; Corpus Luteum; Esters; Estradiol; Fatty Acids; Female; Hypophysectomy; In Vitro Techniques; Pregnancy; Pregnenolone; Progesterone; Prolactin; Pseudopregnancy; Rats; Stimulation, Chemical | 1970 |
Production of congenital lipoid adrenal hyperplasia in rats and inhibition of cholesterol side-chain cleavage.
Topics: Adrenal Glands; Adrenal Hyperplasia, Congenital; Aminoglutethimide; Aniline Compounds; Animals; Anticonvulsants; Cholesterol; Disease Models, Animal; Female; Glutethimide; Hydroxysteroid Dehydrogenases; Lyases; Male; Maternal-Fetal Exchange; Organ Size; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Pyridones; Rats; Testis; Virilism | 1970 |
Urinary creatinine as an index compound for estimating rate of excretion of steroids in the domestic sow.
Topics: Animals; Body Weight; Creatinine; Estrus; Female; Pregnancy; Pregnanes; Pregnenolone; Swine | 1970 |
Effect of hypophysectomy or hysterectomy on the luteal 20 alpha-hydroxysteroid dehydrogenase in pregnant rats.
Topics: Animals; Corpus Luteum; Female; Histocytochemistry; Hydroxysteroid Dehydrogenases; Hypophysectomy; Hysterectomy; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Pseudopregnancy; Rats | 1970 |
Progesterone and 20-alpha-hydroxypregn-4-en-3-one in plasma, ovaries and uteri during pregnancy in the rat.
Topics: Animals; Body Weight; Female; Organ Size; Ovary; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Uterus | 1970 |
Urinary steroid profile in patients with hydatidiform mole. Report of 3 cases.
Topics: 17-Ketosteroids; Adolescent; Adult; Cholesterol; Chorionic Gonadotropin; Estrogens; Female; Glucocorticoids; Humans; Hydatidiform Mole; Ovarian Cysts; Pregnancy; Pregnancy Complications; Pregnanetriol; Pregnenolone | 1970 |
Synthesis of progesterone by the mammary gland of the goat.
Topics: Animals; Chromatography, Paper; Female; Goats; Mammary Glands, Animal; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Tritium | 1970 |
Effect of blocking ovulation in the rat by pentobarbital on ovarian 3 beta-hydroxysteroid dehydrogenases: A histochemical study.
Topics: Androstanes; Animals; Corpus Luteum; Estrus; Fallopian Tubes; Female; Humans; Ovarian Follicle; Ovary; Ovulation; Oxidoreductases; Pentobarbital; Pregnancy; Pregnanediol; Pregnanes; Pregnenolone; Rats; Steroids; Sulfates | 1970 |
[Dynamics of blood pregnenolone in pregnancy].
Topics: Female; Humans; Placenta; Pregnancy; Pregnenolone | 1970 |
Pathways of steroid biosynthesis in the intact Graafian collicle of mares in oestrus.
Topics: 17-Ketosteroids; Androstanes; Animals; Carbon Isotopes; Estradiol; Estrogens; Estrus; Female; Horses; Hydroxyprogesterones; Injections; Ovarian Follicle; Ovary; Pregnancy; Pregnenolone; Progesterone; Steroids; Tritium; Veins | 1970 |
Studies on the metabolism of corticosteroids in the human foeto-placental unit. 3. Role of 21-hydroxypregnenolone in the biosynthesis of corticosteroids.
Topics: 17-alpha-Hydroxypregnenolone; Adrenal Cortex Hormones; Adrenal Glands; Chromatography; Female; Fetus; Gestational Age; Humans; Placenta; Pregnancy; Pregnanes; Pregnenolone; Steroids | 1970 |
Excretion of steroid hormones in adults. Steroids in urine from a pregnant woman.
Topics: Adult; Androstanes; Chromatography, Gas; Female; Glucuronates; Humans; Microchemistry; Pregnancy; Pregnanediol; Pregnanetriol; Pregnenolone; Spectrophotometry; Sulfates; Time Factors | 1970 |
Metabolism of progesterone by the rabbit liver.
Topics: Animals; Carbon Isotopes; Chromates; Chromatography, Thin Layer; Female; Hydroxysteroid Dehydrogenases; Liver; Pregnancy; Pregnanediol; Pregnanes; Pregnanetriol; Pregnenolone; Progesterone; Pseudomonas; Rabbits | 1970 |
Steroid assays in human pregnancy blood.
Topics: 17-Ketosteroids; Androstanes; Cholesterol; Female; Humans; Hydroxyprogesterones; Pregnancy; Pregnenolone; Progesterone; Progestins; Testosterone | 1970 |
Effect of pregnenolone sulfate administration of the excretion of steroid hormones in pregnant women.
Topics: 17-Ketosteroids; Estriol; Female; Fetus; Humans; Placenta; Pregnancy; Pregnanediol; Pregnenolone; Progesterone | 1970 |
[Behavior of the percentage ratio of urinary pregnanolone and urinary pregnanediol in some cases of grave fetal distress. Comparison with the estrogen excretion curve].
Topics: Adult; Estriol; Estrogens; Female; Fetal Diseases; Humans; Hypoxia; Maternal-Fetal Exchange; Pregnancy; Pregnanediol; Pregnenolone | 1970 |
[Symposium 2. Endocrine function of the fetus. 3. Steroid biosynthesis in the feto-placental unit in rabbits].
Topics: Adrenal Glands; Androgens; Animals; Estrogens; Female; Fetus; Humans; Hydroxysteroid Dehydrogenases; In Vitro Techniques; Ovary; Placenta; Pregnancy; Pregnenolone; Progesterone; Rabbits; Tritium | 1970 |
Increase in the ovarian content of progesterone metabolites during late proestrus in the rat.
Topics: Animals; Estrus; Female; Ketones; Ovary; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Rats | 1970 |
Effects of x-irradiation on steroid sy nthesis in the human placenta.
Topics: Chromatography, Paper; Female; Humans; Hydroxysteroid Dehydrogenases; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Progesterone; Radiation Effects | 1971 |
Metabolism of pregnenolone by immature and term placental villi in organ culture.
Topics: Female; Gestational Age; Humans; Organ Culture Techniques; Placenta; Pregnancy; Pregnenolone; Progesterone; Spectrophotometry; Tritium | 1971 |
Steroid hormone transformations by endocrine organs from pregnant mammals. II. Formation and metabolism of progesterone by bovine and sheep placental preparations in vitro.
Topics: Animals; Carbon Isotopes; Female; In Vitro Techniques; Placenta; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Sheep; Tritium | 1967 |
[Biochemistry and physiology of the steroids as a base for steroid hormone therapy].
Topics: Androsterone; Enzymes; Estrogens; Female; Glucocorticoids; Gonadal Steroid Hormones; Humans; Male; Pregnancy; Pregnenolone; Progesterone; Steroids; Testosterone | 1967 |
[Studies on the excretion of hormones in maternal milk].
Topics: Adult; Bilirubin; Breast Feeding; Estrogens; Female; Humans; Infant, Newborn; Milk, Human; Postpartum Period; Pregnancy; Pregnanediol; Pregnanes; Pregnenolone | 1967 |
Biosynthesis of progesterone and 20-alpha-hydroxypregn-4-en-3-one by the rat ovary during the estrous cycle and early pregnancy.
Topics: Acetates; Animals; Carbon Isotopes; Chromatography, Thin Layer; Crystallization; Estrus; Female; In Vitro Techniques; Luteinizing Hormone; Ovary; Pituitary Gland; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats | 1968 |
Maintenance of corpora lutea and pregnancy in hypophysectomized rabbits.
Topics: Animals; Cholesterol; Corpus Luteum; Estrogens; Female; Follicle Stimulating Hormone; Hypophysectomy; Luteinizing Hormone; Organ Size; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Prolactin; Rabbits | 1968 |
Isolation and identification of progesterone from urine of nonpregnant women.
Topics: Chemistry, Clinical; Chromatography, Gas; Crystallization; Electrons; Female; Humans; Pregnancy; Pregnenolone; Progesterone; Radiometry; Tritium | 1968 |
Urinary steroid profile as an index of fetal well-being.
Topics: Abortion, Habitual; Abortion, Threatened; Chromatography; Estrogens; Female; Fetus; Humans; Obstetric Labor Complications; Pre-Eclampsia; Pregnancy; Pregnancy Complications; Pregnanediol; Pregnanes; Pregnanetriol; Pregnenolone | 1968 |
Cholesterol storage and progestin secretion during pregnancy and pseudopregnancy in the rabbit.
Topics: Animals; Cholesterol; Corpus Luteum; Female; Luteinizing Hormone; Organ Size; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Pseudopregnancy; Rabbits | 1968 |
The effect of some pituitary hormones on progesterone synthesis in vitro by the luteinized ovary of the common opossum (Didelphis marsupialis Virginiana).
Topics: Animals; Cholesterol; Chorionic Gonadotropin; Corpus Luteum; Estrus; Female; Follicle Stimulating Hormone; In Vitro Techniques; Luteinizing Hormone; Opossums; Pregnancy; Pregnenolone; Progesterone; Prolactin; Tritium | 1968 |
Pregnenolone, progesterone and 20-dihydroprogesterone in rat ovarian blood and ovaries during the oestrous cycle.
Topics: Animals; Estrus; Female; Ovary; Pregnancy; Pregnenolone; Progesterone; Rats; Steroids | 1968 |
Steroids of hydatidiform moles.
Topics: Chemistry, Clinical; Chromatography, Gas; Estriol; Female; Humans; Hydatidiform Mole; Placenta; Placental Hormones; Pregnancy; Pregnanediol; Pregnenolone; Progesterone | 1968 |
On the function of 20 alpha-hydroxypregn-4-en-3-one during parturition in the rat.
Topics: Animals; Body Weight; Female; Fetus; Gestational Age; Hydroxysteroid Dehydrogenases; Labor, Obstetric; Organ Size; Ovary; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats | 1968 |
Cytochrome P-450 and steroid biosynthesis in the human placenta.
Topics: 17-Ketosteroids; Androstanes; Carbon Isotopes; Carbon Monoxide; Cholesterol; Cytochromes; Darkness; Depression, Chemical; Estrone; Female; Humans; Light; Methods; Microscopy, Electron; Microsomes; Mitochondria; Nitrogen; Oxygen; Oxygen Consumption; Partial Pressure; Pigments, Biological; Placenta; Pregnancy; Pregnenolone; Radiation Effects; Spectrophotometry | 1968 |
Progesterone levels in the arterial plasma of pre-ovulatory and ovariectomized rats.
Topics: Adrenalectomy; Animals; Castration; Chromatography, Gas; Electrons; Estrus; Female; Ovary; Ovulation; Pregnancy; Pregnenolone; Progesterone; Radiometry; Rats | 1968 |
Utilization of precursor steroids in placental progesterone synthesis.
Topics: Carbon Isotopes; Cholesterol; Chromatography, Paper; Chromatography, Thin Layer; Female; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone; Radiometry | 1969 |
Simultaneous determination of urinary pregnanolone, pregnanediol, and pregnanetriol by gas-liquid chromatography.
Topics: Chromatography, Gas; Female; Humans; Methods; Pregnancy; Pregnanediol; Pregnanetriol; Pregnenolone | 1969 |
Correlation of the secretion of ovarian steroids with function of a single generation of corpora lutea in the immature rat.
Topics: Animals; Chromatography, Gas; Chromatography, Paper; Chromatography, Thin Layer; Corpus Luteum; Female; Glucosephosphate Dehydrogenase; Gonadotropins, Equine; Histocytochemistry; Hydroxysteroid Dehydrogenases; Hysterectomy; Luteinizing Hormone; Methods; Organ Size; Ovary; Ovulation; Pregnancy; Pregnenolone; Progesterone; Pseudopregnancy; Rats; Tritium; Uterus; Veins | 1969 |
Luteotrophic and luteolytic mechanisms in rat corpora lutea.
Topics: Animals; Cholesterol; Corpus Luteum; Depression, Chemical; Estrus; Female; Gonadotropins, Equine; Hydroxysteroid Dehydrogenases; Luteinizing Hormone; Ovary; Ovulation; Pregnancy; Pregnanes; Pregnenolone; Progesterone; Prolactin; Pseudopregnancy; Rats; Stimulation, Chemical; Veins | 1969 |
Studies on metabolism of vitamin A. The effect of hormones on gestation in retinoate-fed female rats.
Topics: Animals; Castration; Corpus Luteum; Estradiol; Female; Fertilization; Fetal Death; Gonadotropins; Hydroxysteroid Dehydrogenases; Hypertrophy; Ovary; Pituitary Gland; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Rats; Vitamin A; Vitamin A Deficiency | 1969 |
Metabolism of pregnenolone by the human placenta.
Topics: Chromatography, Paper; Female; Humans; In Vitro Techniques; Lyases; Oxidoreductases; Placenta; Pregnancy; Pregnenolone; Progesterone; Tritium | 1969 |
Histochemical demonstration of drug interference with progesterone synthesis.
Topics: Animals; Autoradiography; Corpus Luteum; Female; Histocytochemistry; Hydroxysteroid Dehydrogenases; Mice; Pregnancy; Pregnenolone; Progesterone | 1969 |
Effect of prolactin and 5-bromo-2-thienyl-ethyl ketone thiosemicarbazone on ovarian progestin levels in the rat.
Topics: Analysis of Variance; Animals; Body Weight; Decidua; Depression, Chemical; Female; Hypophysectomy; Ketones; Organ Size; Ovary; Pregnancy; Pregnenolone; Progesterone; Prolactin; Pseudopregnancy; Rats; Thiosemicarbazones | 1969 |
Urinary steroid profile during the puerperium.
Topics: Adolescent; Adult; Cardiovascular Diseases; Estrogens; Female; Gestational Age; Humans; Parity; Postpartum Period; Pre-Eclampsia; Pregnancy; Pregnancy Complications; Pregnanediol; Pregnanetriol; Pregnenolone | 1969 |
Conversion of pregnenolone-414C to progesterone-414c by bovine luteal tissue at selected stages of the estrous cycle.
Topics: Animals; Carbon Isotopes; Cattle; Corpus Luteum; Estrus; Female; Pregnancy; Pregnenolone; Progesterone | 1969 |
Studies on tissue culture of equine ovarian cell types: effect of gonadotrophins and stage of cycle on steroidogenesis.
Topics: Animals; Chorionic Gonadotropin; Culture Techniques; Estradiol; Estrone; Estrus; Female; Gonadotropins, Equine; Horses; Humans; Luteinizing Hormone; Ovarian Follicle; Pregnancy; Pregnenolone; Progesterone; Testosterone; Tritium | 1969 |
Steroidogenesis in a case of hydatidiform mole.
Topics: Culture Techniques; Female; Humans; Hydatidiform Mole; Hydroxyprogesterones; Pregnancy; Pregnancy Complications; Pregnanediol; Pregnanetriol; Pregnenolone; Progesterone; Tritium | 1969 |
Formation of 17alpha-hydroxy-pregnenolone, 17alpha-hydroxy-progesterone and progesterone by hydatidiform moles in vitro.
Topics: 17-alpha-Hydroxypregnenolone; Chromatography, Thin Layer; Estradiol; Estriol; Estrone; Female; Humans; Hydatidiform Mole; Hydroxyprogesterones; In Vitro Techniques; Pregnancy; Pregnanediol; Pregnanes; Pregnanetriol; Pregnenolone; Progesterone; Tritium | 1969 |
[Placental insufficiency].
Topics: Electrocardiography; Estrogens; Female; Fetal Heart; Genital Diseases, Female; Humans; Oxygen Consumption; Placenta; Pregnancy; Pregnancy Complications; Pregnenolone | 1969 |
Metabolism of 16alpha-hydroxy-pregnenolone and 17alpha-hydroxy-pregnenolone in the foeto-placental unit and mother at midgestation.
Topics: Adrenal Glands; Carbon Isotopes; Chromatography, Paper; Female; Fetus; Gestational Age; Glucocorticoids; Humans; Liver; Male; Maternal-Fetal Exchange; Placenta; Pregnancy; Pregnenolone; Testis; Tritium | 1969 |
Steroid hormone transformations by endocrine organs from pregnant mammals. V. The biosynthesis and metabolism of progesterone and estrogens by orangutan placental tissue in vitro.
Topics: 17-Ketosteroids; Androstanes; Animals; Carbon Isotopes; Chromatography, Thin Layer; Estradiol; Estrone; Female; Hominidae; In Vitro Techniques; Methods; Placenta; Pregnancy; Pregnenolone; Progesterone; Tritium | 1969 |
Testosterone synthesis by the fetal rabbit gonad.
Topics: Androgens; Animals; Chemistry Techniques, Analytical; Chromatography, Paper; Chromatography, Thin Layer; Female; Fetus; In Vitro Techniques; Leydig Cells; Male; Pregnancy; Pregnancy, Animal; Pregnenolone; Rabbits; Testis; Testosterone | 1965 |
Pregnenolone and progesterone metabolism in human adrenals from twin female fetuses.
Topics: Adrenal Glands; Androgens; Chromatography; Corticosterone; Desoxycorticosterone; Female; Fetus; Humans; Hydrocortisone; Hydroxyprogesterones; In Vitro Techniques; Pregnancy; Pregnancy in Diabetics; Pregnenolone; Progesterone | 1965 |
The de novo synthesis of sterols and steroids from acetate by preparations of human term placenta.
Topics: Acetates; Carbon Isotopes; Cholesterol; Female; Humans; In Vitro Techniques; Placenta; Pregnancy; Pregnenolone; Squalene; Steroids; Sterols | 1965 |
Steroid formation in the bovine corpus luteum.
Topics: Acetates; Animals; Cattle; Corpus Luteum; Female; In Vitro Techniques; Pregnancy; Pregnancy, Animal; Pregnenolone; Progesterone; Subcellular Fractions | 1965 |
[Progesterone biosynthesis in slices of bovine ovary tissue during the estrous cycle].
Topics: Animals; Cattle; Chromatography, Thin Layer; Estrus; Female; In Vitro Techniques; Ovary; Pregnancy; Pregnenolone; Progesterone | 1965 |
Pregnenolone sulfate-an efficient precursor for the placental production of progesterone.
Topics: Chromatography, Paper; Female; Humans; Placenta; Pregnancy; Pregnenolone; Progesterone; Sulfates | 1966 |
Steroid hormone formation in the human ovary. IV. Ovarian stromal compartment; formation of radioactive steroids from acetate-1-14C and action of gonadotropins.
Topics: 17-Ketosteroids; Acetates; Androgens; Chorionic Gonadotropin; Female; Follicle Stimulating Hormone; Humans; Hydroxyprogesterones; In Vitro Techniques; Luteinizing Hormone; Ovary; Polycystic Ovary Syndrome; Pregnancy; Pregnancy, Ectopic; Pregnenolone; Progesterone; Testosterone | 1966 |
The isolation and identification of extremely polar unconjugated steroids in human pregnancy urine.
Topics: Chromatography, Paper; Chromatography, Thin Layer; Female; Humans; In Vitro Techniques; Pregnancy; Pregnenolone; Steroids | 1966 |
Formation and metabolism of neutral steroids in the human placenta and fetus.
Topics: Acetates; Adrenal Glands; Female; Fetus; Humans; Male; Placenta; Pregnancy; Pregnenolone; Progesterone; Steroids; Testis | 1966 |
The determination of estrogen and progesterone metabolites in urine in pregnancy by gas chromatography.
Topics: Chromatography, Gas; Estradiol; Estriol; Estrone; Female; Humans; Pregnancy; Pregnanediol; Pregnenolone | 1966 |
In vivo steroid biogenesis and metabolism in the human term placenta. I. In situ placental perfusion with isotopic pregnenolone.
Topics: Cesarean Section; Female; Humans; Hydroxyprogesterones; Perfusion; Placenta; Pregnancy; Pregnenolone; Progesterone | 1966 |
[Is there a false positive pregnancy tests after administration of "ovulation inhibitors"?].
Topics: Chorionic Gonadotropin; Contraceptives, Oral; Estradiol; Female; Hemagglutination Inhibition Tests; Humans; Mestranol; Ovulation; Pregnancy; Pregnancy Tests; Pregnenolone; Progesterone; Progestins | 1966 |