catechin has been researched along with caffeine in 331 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 3 (0.91) | 18.7374 |
| 1990's | 11 (3.32) | 18.2507 |
| 2000's | 89 (26.89) | 29.6817 |
| 2010's | 160 (48.34) | 24.3611 |
| 2020's | 68 (20.54) | 2.80 |
| Authors | Studies |
|---|---|
| Barnes, JC; Bradley, P; Day, NC; Fourches, D; Reed, JZ; Tropsha, A | 1 |
| Chen, J; Gao, K; Huang, F; Tepe, JJ; Wang, R; Wei, GW | 1 |
| Bellows, DS; Clarke, ID; Diamandis, P; Dirks, PB; Graham, J; Jamieson, LG; Ling, EK; Sacher, AG; Tyers, M; Ward, RJ; Wildenhain, J | 1 |
| Kim, JK; Lee, BG; Manir, MM; Moon, SS | 1 |
| Amin, SG; Chung, FL; Han, C; Ho, CT; Xu, Y | 1 |
| Balansard, G; De Meo, M; Maillard, C; Ollivier, B | 1 |
| Balansard, G; Jadot, G; Maillard, C; Scotto, G; Vion-Dury, J | 1 |
| Bokuchava, MA; Skobeleva, NI | 1 |
| Costa, SS; da Fonseca, CA; Leal, J; Leitão, AC | 1 |
| Oho, T; Xu, LX; Yu, H | 1 |
| Chen, HY; Yen, GC | 1 |
| Alberts, DS; Guillén, JM; Krutzsch, M; Timmermann, BN; Valcic, S; Wächter, GA; Wymer, J | 1 |
| Kakuda, T; Kanegae, T; Nagoya, T; Sakane, I; Takihara, T; Tsukamoto, S | 1 |
| Nakazato, K; Shiozaki, T; Sugiyama, K; Takeo, T | 1 |
| Lin, JK; Lin, YL | 1 |
| Chu, IS; Hour, TC; Liang, YC; Lin, JK | 1 |
| Chantre, P; Dulloo, AG; Duret, C; Fathi, M; Girardier, L; Mensi, N; Rohrer, D; Vandermander, J | 1 |
| Drews, H; Engelhardt, UH; Lapczynski, S; Schulz, H; Wegent, A | 1 |
| Chantre, P; Dulloo, AG; Girardier, L; Seydoux, J; Vandermander, J | 1 |
| Sadzuka, Y; Sonobe, T; Sugiyama, T | 1 |
| Apostolides, Z; Aucamp, JP; Hara, Y | 1 |
| Fernández, PL; González, AG; Martín, MJ; Pablos, F | 2 |
| Bowden, GT; Dong, Z; Huang, C; Ma, WY; Miyamoto, K; Nomura, M; Yang, CS | 1 |
| Pawliszyn, J; Wu, J; Xie, W | 1 |
| Schmitz, OJ; Wiessler, M; Wörth, CC | 1 |
| Chung, JY; Lee, MJ; Li, C; Yang, CS; Yang, GY | 1 |
| Chowdhury, T; Ganguly, DK; Sarkar, S; Sett, P | 1 |
| Clevidence, B; Hosoda, K; Ishikura, Y; Judd, J; Komatsu, T; Rumpler, W; Sawaki, T; Seale, J; Wiley, E; Yamamoto, S | 1 |
| Khokhar, S; Magnusdottir, SG | 1 |
| Conney, AH; Huang, MT; Liao, J; Lou, YR; Lu, YP; Peng, QY; Xie, JG; Yang, CS | 1 |
| Conney, AH; Li, XH; Lin, Y; Lou, YR; Lu, YP; Shih, WJ; Xie, JG | 1 |
| Brown Thomas, J; Howell, DW; Nelson, BC; Phinney, CS; Sharpless, KE; Sieber, JR; Wood, LJ; Yen, JH | 1 |
| Li, ZJ; Tang, GY; Wu, HJ; Wu, L; Yao, YG | 1 |
| Chen, SW; Dai, J; Tang, J; Wang, HX | 1 |
| Lin, JK; Lin, YS; Tsai, YJ; Tsay, JS | 1 |
| Sakanaka, S | 1 |
| Cabrera, C; Giménez, R; López, MC | 1 |
| Chung, FL; Herzog, CR; Schwartz, J; Yang, YM | 1 |
| Ioannides, C; Yoxall, V | 1 |
| Conney, AH | 1 |
| Chen, CN; Lai, JR; Liang, CM; Lin, JK; Tsai, YJ; Tsay, JS | 1 |
| Kiso, Y; Moritani, T; Nah, AK; Ono, H; Tsi, D | 1 |
| Brighenti, F; Burns, J; Crozier, A; Del Rio, D; Lean, ME; Mullen, W; Stewart, AJ | 1 |
| Rajalakshmi, N; Ramarethinam, S | 1 |
| Batchelder, RJ; Calder, RJ; Heard, CM; Thomas, CP | 1 |
| Go, VL; Heber, D; Henning, SM; Lee, NH; Minutti, RR; Niu, Y; Thames, GD; Wang, H | 1 |
| Hayashi, N; Kohata, K; Ujihara, T | 1 |
| Fujita, S; Hara, Y; Ishizuka, M; Kazusaka, A; Maeda, Y; Nikaidou, S | 2 |
| Li, D; Wan, X; Xia, T | 1 |
| Belza, A; Jessen, AB | 1 |
| Chen, L; Zhou, ZX | 1 |
| Li, ZJ; Ling, Y; Wu, Y; Zhang, G; Zhao, YF | 1 |
| Hofmann, T; Scharbert, S | 1 |
| Bérubé-Parent, S; Doré, J; Pelletier, C; Tremblay, A | 1 |
| Davies, AP; Fairclough, JP; Jöbstl, E; Williamson, MP | 1 |
| Azevedo, I; Calhau, C; Faria, A; Martel, F; Mateus, N; Monteiro, R | 1 |
| Abeysinghe, SB; Kumar, V; Punyasiri, PA | 1 |
| Bose, M; Carothers, AM; Hong, J; Hou, Z; Ju, J; Liao, J; Lin, Y; Liu, YY; Ma, J; Pan, Z; Shih, WJ; Yang, CS; Yang, GY; Zhou, JN | 1 |
| Jeong, SM; Kim, SY; Lee, SC; Park, JH | 1 |
| Corbett, J; Delves, S; Harris, RC; Sale, C | 1 |
| Hou, Z; Ju, J; Lambert, JD; Lu, G; Sang, S; Yang, CS | 1 |
| Heber, D; Henning, SM; Lee, R; Niu, Y; Scheuller, HS; Seeram, NP | 1 |
| Khokhar, S; Murray, BS; Shishikura, Y | 1 |
| Heard, CM; Johnson, S; Moss, G; Thomas, CP | 1 |
| Belza, A; Frandsen, E; Kondrup, J | 1 |
| Mandal, AK; Raj Kumar, R; Thomas, J | 1 |
| Koo, SI; Noh, SK; Wang, S | 1 |
| Balarama Krishna, MV; Castro, J; Marcus, RK; Nelson, DM; Venzie, JL | 1 |
| Hao, X; Liao, J; Lu, G; Reuhl, KR; Yang, CS; Yang, G | 1 |
| Hwang, LS; Lin, JT; Yang, DJ | 1 |
| Jeong, SM; Jo, SC; Kim, SY; Lee, SC | 1 |
| Ju, J; Lambert, JD; Lu, G; Sang, S; Yang, CS | 1 |
| Babu, PV; Sabitha, KE; Shyamaladevi, CS; Srinivasan, P | 1 |
| He, P; Jie, G; Tu, Y; Xu, Y; Yang, Z | 1 |
| Ito, Y; Noji, R; Oda, A; Shibusawa, Y; Shindo, H; Yamakawa, Y; Yanagida, A | 1 |
| Du, YY; Jin, J; Liang, HL; Liang, YR; Lin, C; Lu, JL; Ye, JH; Ye, Q | 1 |
| Bailey, GS; Carter, O; Dashwood, RH; Dashwood, WM; Fischer, KA; Löhr, CV; Orner, GA; Pereira, CB; Wang, R; Williams, DE | 1 |
| Ariga, K; Hill, JP; Miyahara, M; Mori, T; Vinu, A | 1 |
| Hatanaka, K; Kitai, M; Kohno, I; Nakamura, A; Tanimoto, T; Yamauchi, Y | 2 |
| Babu, PV; Sabitha, KE; Shyamaladevi, CS | 1 |
| Almeida, CM; Figueira, ME; Filipe, HM; Reto, M | 1 |
| Chang, CM; Chiu, YH; Huang, KJ; Lai, CY; Wu, JJ | 1 |
| Atawodi, SE; Bartsch, H; Haubner, R; Owen, RW; Pfundstein, B; Spiegelhalder, B | 1 |
| Bailey, GS; Dashwood, RH; Dashwood, WM; Fischer, KA; Löhr, CV; Louderback, M; Nakagama, H; Pereira, CB; Wang, R; Williams, DE | 1 |
| Alexopoulos, N; Aznaouridis, K; Baou, K; Pietri, P; Stefanadi, E; Stefanadis, C; Vasiliadou, C; Vlachopoulos, C; Xaplanteris, P | 1 |
| Castro, DJ; Dashwood, RH; Fischer, KA; Giovanini, JN; Löhr, CV; Orner, GA; Pereira, CB; Williams, DE; Yu, Z | 1 |
| Gharavi, A; Kalayi, A; Neyestani, TR | 1 |
| Du, YY; Jin, J; Liang, HL; Liang, YR; Lu, JL; Ye, JH; Zheng, XQ | 1 |
| Chen, Q; Guo, Z; Zhao, J | 1 |
| Asahina, S; Hoshino, M; Iguchi, K; Kikunaga, N; Maeda, K; Sayama, K; Takabayashi, F; Takamori, N; Unno, K; Yamamoto, H; Yoshida, H | 1 |
| Berry, DP; Dennison, AR; Garcea, G; Mann, CD; Manson, MM; Neal, CP | 1 |
| Hursel, R; Westerterp-Plantenga, MS | 2 |
| Chen, Y; Hu, J; Zhou, D | 1 |
| Beck, MJ; Bruner, RH; Chengelis, CP; Kirkpatrick, JB; Morita, O; Tamaki, Y | 1 |
| Barbe, U; Bausero, P; Kefi, K; Poli, A; Richard, D; Visioli, F | 1 |
| Astrup, A; Bitz, C; Frandsen, E; Gregersen, NT; Hels, O; Kovacs, EM; Krog-Mikkelsen, I; Mela, DJ; Rycroft, JA | 1 |
| Belza, A; Gille, MB; Kondrup, J; Schultz John, S | 1 |
| Hursel, R; Viechtbauer, W; Westerterp-Plantenga, MS | 1 |
| Choi, SH; Friedman, M; Kozukue, N; Lee, SU; Levin, CE | 1 |
| Kimura, F; Miyazawa, T; Nakagawa, K; Nakamura, M; Nakayama, K; Niino, H; Sookwong, P; Tsuduki, T | 1 |
| Cheng, HY; Lee, SC; Liu, SY; Wu, SS; Yan, RH | 1 |
| Bingbing, L; Deji, S; Guofeng, Z; Jun, X; Rui, Z; Shuo, Z; Ye, L | 1 |
| El-Salamouny, S; Farrar, RR; Ranwala, D; Shapiro, M; Shepard, BM | 1 |
| Baker, WL; Coleman, CI; Lanosa, M; Matthews, LJ; Phung, OJ; Thorne, A | 1 |
| Westerterp-Plantenga, MS | 1 |
| Braakhuis, A; Dean, S; Paton, C | 1 |
| Cui, X; Diao, F; Dong, F; Guo, D; Liu, N; Wang, Q | 1 |
| Adams, F; Birkenfeld, AL; Böhnke, J; Boschmann, M; Jordan, J; Rahn, G; Thielecke, F | 1 |
| Dalbo, VJ; Kerksick, CM; Roberts, MD; Stout, JR | 1 |
| Hong, JT; Lee, MK; Lee, YM; Oh, JH; Oh, KW; Park, KS; Yoo, HS | 1 |
| Eun, JS; Hong, JT; Kim, HC; Moon, DC; Oh, KW; Park, KS | 1 |
| Araya, JJ; Mitscher, LA; Montenegro, G; Timmermann, BN | 1 |
| Ahmed, S; Kavalier, A; Kennelly, EJ; Lyles, JT; Unachukwu, UJ | 1 |
| Chung, JO; Hong, YS; Hwang, JA; Lee, BJ; Lee, CH; Lee, JE; Lee, SJ | 1 |
| Castro, J; Chumanov, K; Marcus, RK; Pregibon, T | 1 |
| Cramer, JT; Fukuda, DH; Kendall, KL; Lockwood, CM; Moon, JR; Smith, AE; Stout, JR; Tobkin, SE | 1 |
| Golding, JB; Nguyen, M; Roach, PD; Vuong, QV | 1 |
| Chen, H; Dong, JJ; Liang, YR; Lu, JL; Wang, LX; Wu, MY; Ye, JH; Zheng, XQ | 1 |
| Agarwal, S; Maki, KC; Rains, TM | 1 |
| Ishizu, T; Sato, T; Tsutsumi, H | 2 |
| Jafari, A; Zakeri, A; Ziaedini, A | 1 |
| Dulloo, AG; Hursel, R; Rumpler, W; Tappy, L; Tremblay, A; Viechtbauer, W; Westerterp-Plantenga, MS | 1 |
| Dong, ZB; Fan, FY; Liang, YR; Lu, JL; Ye, JH; Zheng, XQ | 1 |
| Fukuhara, K; Ohno, A; Oka, K; Okuda, H; Sakuma, C | 1 |
| Hirata, C; Ishizu, T; Kajitani, S; Sato, T; Tsutsumi, H; Yamamoto, H | 1 |
| Ankolekar, C; Johnson, D; Johnson, K; Labbe, R; Pinto, Mda S; Shetty, K | 1 |
| Ge, YK; Sheng, J; Shi, W; Zhang, M; Zhao, H; Zhao, L | 1 |
| Guseva, GV; Mustafina, OK; Nikitiuk, DB; Trushina, ÉN | 1 |
| Almajano, MP; Gines, S; Vila, I | 1 |
| Li, N; Ma, ZZ; Tu, PF; Zhang, L | 1 |
| Ishizu, T; Kinoshita, Y; Sato, T; Tsutsumi, H | 1 |
| Chen, KH; Chien, CT; Li, PC; Lin, WH; Low, BH | 1 |
| Han, JY; Hong, JT; Kim, CS; Kim, JH; Kim, S; Lim, KH; Oh, KW; Yun, YP | 1 |
| Bai, Q; Di, D; Guo, M; Li, J; Liu, Y; Lou, S | 1 |
| Bai, QQ; Di, DL; Guo, M; Liu, YF; Zhang, TC; Zhao, JX | 1 |
| de Mello, JC; Klein, T; Longhini, R | 1 |
| Er, C; Li, J; Lou, Z; Sun, J; Wang, H; Zhu, S | 1 |
| Chen, GS; Feng, CH; Wang, QS; Xu, YQ; Yin, JF; Yuan, HB | 1 |
| Chang, CM; Gu, JY; Huang, BH; Lai, SM; Lee, WL | 1 |
| Chang, CC; Chiu, HS; Chung, CL; Chung, IC; Huang, CY; Jiang, SF; Lee, MH; Lin, HY; Liu, BD | 1 |
| Clifford, MN; Drynan, JW; Kuhnert, N; Obuchowicz, J | 1 |
| Li, D; Song, Q; Wan, X; Xu, W | 1 |
| Li, C; Sheng, J; Shi, W; Wang, G; Xu, Y; Zhang, M; Zhao, H | 1 |
| Tsutsumi, H | 1 |
| Carter, BE; Drewnowski, A | 1 |
| Du, WH; Liu, ZH; Peng, SM; Shi, L; Tan, LF; Zou, XQ | 1 |
| Ishizu, T; Kinoshita, Y; Sato, T; Tsutsumi, H; Yamamoto, H | 1 |
| Asano, Y; Iwatsuki, K; Ochi, H; Suzuki, M; Tanaka, M; Yuda, N | 1 |
| Algarve, TD; Athayde, ML; Barbisan, F; Bittencourt, LS; Cruz, IB; Dos Santos, GF; Machado, DC; Machado, MM; Marinowic, DR; Ribeiro, EE; Soares, FA | 1 |
| Gosselin, C; Haman, F | 1 |
| Assemat, S; Ayestas, E; Cros, E; Davrieux, F; Forestier-Chiron, N; Hermann, M; Kuant, A; Scheldeman, X; Trognitz, B | 1 |
| Ahmed, G; Das, S; Das, SK; Sabhapondit, S | 1 |
| Manian, S; Marimuthu, S; Sowndhararajan, K | 1 |
| Huang, XH; Hui, R; Li, SH; Wu, YJ; Xu, YL; Zheng, XX | 1 |
| Abduljabbar, TN; Al-Sibaai, AA; Bahaffi, SO; El-Shahawi, MS; Hamza, A | 1 |
| Dutta, R | 1 |
| Bazinet, L; Blanchet, C; Bourdages, M; Bujold, E; Couillard, C; Dodin, S; Lemieux, S; Mogollon, JA; Noël, M | 1 |
| Bosisio, E; Dell'Agli, M; Di Lorenzo, C; Dos Santos, A; Moro, E; Restani, P; Sangiovanni, E; Uberti, F | 1 |
| Faraj, AK; Kilel, EC; Mwingirwa, V; Wachira, FN; Wanyoko, JK | 1 |
| Castro López, Mdel M; González Rodríguez, MV; López de Dicastillo, C; López Vilariño, JM | 1 |
| Chuang, CH; Ho, CT; Kuo, SC; Lee, MR; Li, YH; Lin, HY; Lin, JN; Way, TD; Yang, NS | 1 |
| Andrisano, V; Fiori, J; Gotti, R; Guillarme, D; Naldi, M; Périat, A; Veuthey, JL | 1 |
| Hong, SP; Jeon, YW; Kim, YE; Kim, YH; Lee, CH; Lee, LS; Lee, N | 1 |
| Nofrizal, S; Rahim, AA; Saad, B | 1 |
| Bosetti, O; Carrizo, D; Gullo, G; Nerín, C | 1 |
| Alves, MG; Bernardino, RL; Dias, TR; Martins, AD; Oliveira, PF; Silva, BM | 1 |
| Low, MY; Yeo, AS; Yu, P; Zhou, W | 1 |
| Feng, L; Gao, MJ; Hou, RY; Hu, XY; Wan, XC; Wei, S; Zhang, L | 1 |
| Abaidi, H; Bado, A; Cluzeaud, F; Dhaouadi, K; Ducroc, R; Hamdaoui, MH; Le Gall, M; Nazaret, C; Snoussi, C | 1 |
| Chen, Z; Gao, X; Li, B; Lin, X; Luo, W; Zhang, Y | 1 |
| Choung, MG; Hwang, YS; Lee, J; Lee, MS | 1 |
| Ishizu, T; Kajitani, S; Kinoshita, Y; Mukaida, H; Sato, T; Tsutsumi, H | 1 |
| Camfield, DA; Farrimond, J; Scholey, AB; Stough, C | 1 |
| Colon, M; Nerin, C | 1 |
| Kim, SH; Kim, YB; Kim, YC; Lee, LS | 1 |
| Ali, J; Bansal, R; Dang, S; Gabrani, R; Gupta, S | 1 |
| Ashida, H; Tanaka, Y; Wang, L; Yamashita, Y; Zhang, T | 1 |
| Colliva, C; Di Fusco, M; Gotti, R; Leoni, A; Mirasoli, M; Roda, A | 1 |
| Acquas, E; Arote, S; Cotti, E; Gaikar, M; Kasture, SB; Kasture, V; Rosas, M; Salve, B | 1 |
| Garczarek, U; Hodgson, AB; Jacobs, DM; Jeukendrup, AE; Lotito, S; Mahabir-Jagessar-T, K; Mela, DJ; Randell, RK | 1 |
| Dong, QH; Huang, Y; Sun, WJ; Wang, QQ; Wu, QJ; Zhou, WL | 1 |
| Gu, HW; Hu, Y; Liu, L; Rong, QM; Sun, YM; Wu, HL; Yin, XL; Yu, RQ; Zhang, XH | 1 |
| Abourashed, EA; Elsharkawy, N; Roberson, CL | 1 |
| Bajerska, J; Mildner-Szkudlarz, S; Walkowiak, J | 1 |
| Igarashi, M; Satoh, T; Takahashi, N; Watanabe, K; Yamada, S | 1 |
| Tek, NA; Türközü, D | 1 |
| Fernando, CD; Soysa, P | 1 |
| Chen, Q; Deng, W; Fang, C; Ho, C; Tai, Y; Wan, X; Wei, C; Wei, S; Yang, H; Zhang, J; Zhang, L | 1 |
| Armand, M; Braud, L; de Sousa, G; Maixent, JM; Peyre, L; Rahmani, R | 1 |
| Ge, Y; Huang, Y; Li, Y; Ma, W; Zhao, W | 1 |
| Huang, LY; Jin, J; Liang, YR; Shi, M; Yang, YP; Ye, JH | 1 |
| Arikawa, AY; Dostal, AM; Espejo, L; Kurzer, MS; Samavat, H; Stendell-Hollis, NR | 1 |
| Lopes, JA; Machado, S; Magalhães, LM; Páscoa, RN; Segundo, MA | 1 |
| Li, DW; Shao, YD; Shen, Z; Weng, CC; Yan, WD; Zhu, M | 1 |
| Arikawa, A; Dostal, AM; Espejo, L; Kurzer, MS | 1 |
| Guo, HS; Hang, YY; Li, MM; Sun, XQ; Wen, YL; Xue, JY; Zhang, YM | 1 |
| Hursel, R; Janssens, PL; Westerterp-Plantenga, MS | 1 |
| Caprini, C; Furlanetto, S; Goodarzi, M; Gotti, R; Orlandini, S; Pasquini, B | 1 |
| Alves, MG; Casal, S; Dias, TR; Oliveira, PF; Silva, BM | 1 |
| Datta, AK; Panda, BK | 1 |
| Chen, SX; Guo, X; Lai, YS; Li, HX; Li, PW; Li, S; Tang, Q; Xu, JY; Xu, Y | 1 |
| Budding, AE; Hursel, R; Janssens, PL; Penders, J; Savelkoul, PH; Westerterp-Plantenga, MS | 1 |
| Alañón, ME; Castle, SM; Cifuentes-Gómez, T; Siswanto, PJ; Spencer, JP | 1 |
| Dziedzic, K; Górecka, D; Gramza-Michałowska, A; Helak, B; Kmiecik, D; Kobus-Cisowska, J; Korczak, J | 1 |
| Cui, HF; Sang, XF; Sun, ZX; Zhu, R | 1 |
| Aguiar, BA; Andrade, G; Cardozo-Filho, L; de Oliveira, AG; Guedes, TA; Marques, LL; Mello, JC; Panizzon, GP; Simionato, AS | 1 |
| Ahammed, GJ; Han, WY; Li, X; Li, ZX; Shen, C; Yan, P; Yang, WJ | 1 |
| Bao, YD; He, Y; Liu, F; Peng, JY; Song, XL | 1 |
| Huang, Z; Lin, L; Yang, L; Zhao, Y; Zheng, G | 1 |
| Cao, K; Mu, X; Xu, Y; Zhang, Q; Zhang, X | 1 |
| Ahn, HY; Han, JH; Han, JY; Hong, JM; Hong, JT; Kim, JH; Moon, YJ; Oh, KW; Woo, JH; Yoo, HS | 1 |
| Hao, XY; Li, NN; Qian, WJ; Wang, L; Wang, XC; Wang, YC; Xiao, B; Yang, YJ | 1 |
| Choi, JY; Hong, YS; Jamila, N; Jeon, DB; Khan, N; Kim, KS; Lee, CM; Lee, GH; Nho, EY; Park, YM | 1 |
| Hara, A; Iguchi, K; Morita, A; Nakagawa, A; Nakamura, Y; Ohshio, M; Unno, K | 1 |
| Levy, Y; Narotzki, B; Reznick, AZ | 1 |
| Crozier, A; Heinen, Y; Heiss, C; Kelm, M; Merx, MW; Noske, D; Ottaviani, JI; Rodriguez-Mateos, A; Sansone, R; Schroeter, H; Spencer, JP | 1 |
| Huang, LY; Liang, YR; Lu, JL; Nie, N; Shi, M; Ye, JH; Zheng, XQ | 1 |
| Behrens, M; Cheled-Shoval, S; Di Pizio, A; Korb, A; Meyerhof, W; Niv, MY; Uni, Z | 1 |
| Dong, ZB; Fu, QY; Li, QS; Li, XM; Liang, YR; Lin, XM; Lu, JL; Qiao, RY; Xiang, LP; Yang, R; Ye, JH; Yuan, CB; Zheng, XQ | 1 |
| Iguchi, K; Ishida, H; Iwao, Y; Morita, A; Nakamura, Y; Unno, K; Yamada, H | 1 |
| Espinoza-Gallardo, AC; Guzmán Aburto, MB; López-Espinoza, A; López-Uriarte, P; Navarro Meza, M; Vázquez Cisneros, LC | 1 |
| Honda, K; Ueda, Y | 1 |
| Iguchi, K; Kawasaki, Y; Morita, A; Nakamura, Y; Noda, S; Unno, K; Yamada, H | 1 |
| Dekker, M; Dietz, C; Piqueras-Fiszman, B | 1 |
| Ahammed, GJ; Han, WY; Li, X; Li, ZX; Shen, C; Wei, JP; Yan, P; Zhang, L; Zhang, LP | 1 |
| Gao, Y; Kawai, Y; Liu, L; Matsushima, Y; Nagai, I; Sayama, K | 1 |
| Beglinger, C; Borgwardt, S; Drewe, J; Lang, UE; Mancini, E; Zanchi, D | 1 |
| Canuto, KM; Coutinho, JP; da Silva, GS; de Brito, ES; de Jesus, RM; Nascimento, MM; Ribeiro, PRV; Zocolo, GJ | 1 |
| Giménez, R; Pastoriza, S; Pérez-Burillo, S; Rufián-Henares, JA | 1 |
| Chen, SQ; Liang, YR; Lu, JL; Ma, YX; Wang, ZS; Zhang, W; Zheng, XQ | 1 |
| Chen, M; Dai, W; Guo, L; Hu, Z; Li, P; Lin, Z; Lu, M; Lv, H; Peng, Q; Tan, J; Yang, C; Zhang, Y; Zhu, Y | 1 |
| Chen, Y; Dong, F; Tu, Y; Yang, Z; Zeng, L; Zhou, Y | 1 |
| Hirono, Y; Horie, H; Matsunaga, A; Sano, T | 1 |
| Deng, YL; Dong, CW; Hua, JJ; Jiang, YW; Li, J; Wang, JJ; Yuan, HB | 1 |
| Ahmed, S; Cash, SB; Griffin, T; Kern, A; Kfoury, N; Long, C; Morimoto, J; Orians, CM; Robbat, A; Scott, ER; Stepp, JR; Xue, D | 1 |
| Barbagallo, M; Dominguez, LJ | 1 |
| Guo, C; Huang, B; Liu, C; Liu, Z; Sun, J; Tai, Y; Wan, X; Wei, C; Xia, E; Yang, H; Yu, S; Yuan, Y | 1 |
| Chai, YF; Chen, L; Jin, JQ; Liu, YF; Yao, MZ; Zhang, J | 1 |
| Furushima, D; Hamamoto, S; Horie, H; Iguchi, K; Morita, A; Nakamura, Y; Unno, K; Yamada, H | 1 |
| Chen, Q; Jordan, B; Li, Y; Liu, L; She, G; Wan, X; Zhang, X; Zhao, J | 1 |
| Dang, YKT; Nguyen, HVH | 1 |
| Carmen Alamar, M; Collings, ER; Cools, K; Redfern, S; Terry, LA | 1 |
| Azzolin, VF; Barbisan, F; da Cruz Jung, IE; da Cruz, IBM; da Cunha, BSN; do Prado-Lima, PA; Duarte, MMMF; Duarte, T; Ribeiro, EE; Turra, BO | 1 |
| Macedo, GA; Santana, ÁL | 1 |
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| An, HM; Huang, JA; Lin, HY; Liu, ZH; Ou, XC; Wen, BB; Xiong, YF; Yang, Z; Zhang, YB; Zhu, MZ | 1 |
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| Chen, LB; Deng, WW; Han, J; Lu, M; Zhang, J; Zhang, ZZ; Zhu, B | 1 |
| Wang, J; Xu, M; Zhu, L | 1 |
| Cai, H; Deng, S; Li, D; Li, T; Liu, Q; Wan, X; Wang, R; Wang, Y; Xie, Z; Zhu, F; Zuo, Y | 1 |
| Arai, S; Furuya, A; Goto, K; Hara-Kudo, Y; Ohnishi, T; Yoshinari, T | 1 |
| Hibi, M; Katada, S; Katsuragi, Y; Kobayashi, S; Matsui, Y; Osaki, N; Yanagimoto, A | 1 |
| An, Y; Chang, Y; Cheng, J; Dang, H; Feng, J; Guo, H; Luo, K; Ma, C; Qiao, L; Shao, H; Tian, J; Xie, L; Xing, W; Yang, J; Yuan, Y | 1 |
| Chanthick, C; Thongboonkerd, V | 1 |
| Fávaro-Trindade, CS; Genovese, MI; Holkem, AT; Pinho, LS; Silva, MP; Thomazini, M | 1 |
| Agostini, M; Bedont, S; Burico, M; Crotti, S; D'Aronco, S; Mattoli, L; Moracci, L; Porchia, M; Tisato, F; Traldi, P | 1 |
| Liu, L; Sayama, K; Sugiura, C; Zheng, G | 1 |
| Holzapfel, W; Hwang, JS; Jung, ES; Lee, CH; Park, H; Park, JI | 1 |
| An, Y; Guo, R; Liu, S; Qin, X; Samarina, L; Tong, W; Wei, C; Xia, X | 1 |
| Arkorful, E; Chen, X; Cheng, X; Li, X; Thangaraj, K; Yang, Y; Zhang, S | 1 |
| Das, D; Sen, K; Sen, S | 2 |
| Chen, J; Gao, X; Liu, Z; Lv, Z; Shao, C; Shen, C; Wang, M; Yi, X; Zhang, C | 1 |
| He, Y; Hong, G; Li, L; Su, H; Wang, Y; Xu, P; Zhang, X | 1 |
| Li, P; Wan, X; Xia, T; Zhao, J | 1 |
| Li, LQ; Li, TH; Ning, JM; Wang, YJ; Zhang, ZZ | 1 |
| An, Y; Guo, L; Guo, R; Liu, L; Mi, X; Wang, S; Wei, C; Xia, X; Yan, X; Zhao, S | 1 |
| Bednarikova, Z; Gancar, M; Gazova, Z; Kurin, E; Marek, J; Mucaji, P; Nagy, M | 1 |
| Deng, W; Huang, J; Li, L; Ning, J; Ren, G; Sun, Y; Wang, Y; Zhang, Z | 1 |
| Chen, L; Jiang, CK; Jin, JQ; Yao, MZ | 1 |
| Ji, D; Shen, K; Yang, L | 1 |
| Cheng, L; Gong, AD; Lian, SB; Wu, NN; Yuan, HY; Zhang, LM; Zhao, SQ; Zhou, YJ | 1 |
| Furushima, D; Iguchi, K; Nakamura, Y; Nomura, Y; Ozeki, M; Suzuki, T; Taguchi, K; Unno, K; Yamada, H | 1 |
| Chagas Junior, GCA; Ferreira, NR; Gloria, MBA; Lopes, AS; Martins, LHDS | 1 |
| Granato, D; Jiang, H; Song, C; Wang, D; Yu, F; Zhang, M; Zhang, N | 1 |
| Ahammed, GJ; Deng, WW; Fu, JY; Han, WY; Li, MH; Li, X; Wei, JP; Yan, P; Zhang, LP | 1 |
| Gastaldo, IP; Himbert, S; Ram, U; Rheinstädter, MC | 1 |
| Chen, Y; Guo, C; Li, B; Li, J; Wei, X; Zhan, F | 1 |
| Han, Y; Lian, S; Liu, Z; Wang, T; Yuan, H; Zhou, Y | 1 |
| Maritim, TK; Parmar, R; Seth, R; Sharma, RK | 1 |
| Liu, Z; Tao, M; Xiao, Z | 1 |
| Hirono, Y; Ikka, T; Morita, A; Sonobe, R; Yamashita, H | 1 |
| Baba, Y; Kaneko, T; Takihara, T | 1 |
| Liu, PF; Mengesha, NM; Tsai, YH | 1 |
| Cadoná, FC; Dantas, RF; de Mello, GH; Silva-Jr, FP | 1 |
| Chen, J; Huang, A; Jiang, Z; Liu, Z; Tao, M; Wen, M; Xiao, Z; Zha, M; Zhang, L | 1 |
| Huang, JA; Li, YL; Liu, ZH; Ouyang, J; Wang, QY; Wu, JL; Zhou, F; Zhu, MZ | 1 |
| Gallemit, PEM; Malaitad, T; Thongboonkerd, V; Yoodee, S | 1 |
| Cabrera, M; Do, Q; Llantada, A; Sapp, T; Sommerhalter, M; Taher, F | 1 |
| Almeida Bezerra, M; Cerqueira da Silva, VH; da Silva Lima, L; Galvao Paranhos da Silva, E; Gonçalves Silva, A; Mota de Jesus, R; Pinheiro Lôbo, I; Sampaio da Silva Junior, AL | 1 |
| Hou, Q; Huang, S; Ni, W; Wang, J; Wang, X; Yao, L; Zheng, X; Zhuo, C; Zuo, T | 1 |
| Chen, Y; Geng, F; Guo, C; Li, B; Li, J | 1 |
| Apichai, S; Grudpan, K; Khanongnuch, C; Pattananandecha, T; Saenjum, C; Wangkarn, S | 1 |
| Çavuşoğlu, D; Çavuşoğlu, K; Kalefetoğlu Macar, T; Macar, O; Yalçın, E | 1 |
| Gabriel, DBK; Joyner, HN; Liley, AE; Simon, NW | 1 |
| Liao, Y; Yang, Z; Zeng, L; Zhou, X | 1 |
| Fernie, AR; Fu, J; Li, P; Tadege, M; Tang, Q; Tong, W; Xia, E; Xu, Y; Zhao, J; Zhao, X | 1 |
| Blumberg, JB; Chen, O; Liska, DJ; Mah, E | 1 |
| Cheng, H; Wang, Y; Xu, P; Zhao, S | 1 |
| Liu, AL; Wang, Y; Xiang, YF | 1 |
| Anafy, A; Cohen, S; Lubetzky, R; Mazkeret Mayer, E; Moran-Lev, H; Yerushalmy-Feler, A; Zelber-Sagi, S | 1 |
| Huang, X; Li, J; Li, Q; Lin, H; Liu, Z; Tang, Q; Wang, K; Zhu, M | 1 |
| Alves, MS; Costa, FF; Costa, JCD; da Costa, YFG; Mello, V; Mesquita Júnior, GA; Rodarte, MP; Vilela, FMP | 1 |
| Ahammed, GJ; Li, X | 1 |
| Cao, Y; Chen, P; Chu, Q; Gong, S; Guo, Y; Mei, S; Zhang, G | 1 |
| Furushima, D; Goda, T; Nakamura, H; Nakamura, Y; Taguchi, K; Tanaka, Y; Tominaga, T; Unno, K; Yamada, H | 1 |
| Chen, J; Li, J; Liao, Y; Qian, J; Tang, J; Wu, S; Xiao, Y; Yan, Y; Zeng, L; Zhou, X | 1 |
| Chen, Z; Gao, X; Ho, CT; Li, B; Lin, X; Zhang, Y | 1 |
| Ariyanto, HD; Hartati, I; Hidayatulloh, F; Masruchin, N; Paramita, V; Puruhito, B; Sutrisno, T; Wijayanto, B; Wirohadidjojo, YW; Yohana, E; Yulianto, ME | 1 |
| Barison, A; da C Santos, AD; de Fátima C Santos, M; Dutra, LM; Menezes, LRA; Nagata, N; Rech, KS; Stefanello, MÉA | 1 |
| Chen, H; Guo, X; Li, B; Qiao, X; Ye, F | 1 |
| Borges, G; Crozier, A; Dobani, S; Durkan, R; Ensunsa, JL; Fong, RY; Gill, CIR; Kane, E; Kimball, J; Lawther, R; Medici, V; O'Connor, G; Ottaviani, JI; Pourshahidi, LK; Schroeter, H; Ward, K | 1 |
| Hanada, R; Hibi, M; Matsui, Y; Saito, S; Yamaguchi, T; Yanagimoto, A | 1 |
| Lin, Z; Lv, H; Meng, Q; Shi, J; Wu, W; Xu, P; Yang, G; You, Q; Zhou, M; Zhu, Y | 1 |
| Chen, J; Chen, Z; Guo, Y; Li, Y; Liang, S; Mi, X; Qiao, D; Tang, M; Yang, C | 1 |
| Atkinson, G; Betts, JA; Chen, YC; Gonzalez, JT; Johnson, DA; Perkin, OJ; Thomas, JE | 1 |
| Davosir, D; Šola, I | 1 |
| Anh-Dao, LT; Behra, P; Cong-Hau, N; Nguyen, QD; Nhu-Trang, TT | 1 |
| Bin, L; Guo, C; Ji, Z; Jia, X; Jin, W; Jinling, L; Shen, W | 1 |
| Atwi-Ghaddar, S; Destandau, E; Lesellier, E; Zerwette, L | 1 |
| Guo, C; Ji, Z; Jia, X; Jin, W; Li, B; Li, J; Shen, W | 1 |
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| McCormack, JD; Meyer, BR; Niemeyer, ED; White, HM | 1 |
33 review(s) available for catechin and caffeine
| Article | Year |
|---|---|
The biochemistry and technology of tea manufacture.
Topics: Alkaloids; Caffeine; Catechin; Fermentation; Food Handling; Food Technology; Hot Temperature; Nitrogen; Oils, Volatile; Plant Proteins; Species Specificity; Tannins; Tea; Theobromine; Theophylline | 1980 |
Tea and tea polyphenols in cancer prevention.
Topics: Animals; Biological Availability; Caffeine; Catechin; Disease Models, Animal; Flavonoids; Humans; Intestinal Absorption; Neoplasms; Phenols; Polymers; Structure-Activity Relationship; Tea; Tissue Distribution; Tumor Cells, Cultured | 2001 |
Tea and cancer prevention: studies in animals and humans.
Topics: Animals; Apoptosis; Caffeine; Catechin; Clinical Trials as Topic; Flavonoids; Humans; Lung Neoplasms; Mice; Mouth Neoplasms; Neoplasms; Phenols; Polyphenols; Rats; Smoking; Tea | 2003 |
Antimutagenic activity of tea: role of polyphenols.
Topics: Animals; Antimutagenic Agents; Caffeine; Catechin; Cytochrome P-450 CYP1A2; Enzyme Activation; Flavonoids; Humans; In Vitro Techniques; Mice; Mutagenesis; Phenols; Polyphenols; Rats; Tea | 2003 |
Possible mechanisms of the cancer-preventive activities of green tea.
Topics: Animals; Caffeine; Catechin; DNA Modification Methylases; Enzyme Inhibitors; Humans; Neoplasms; Protein Kinase Inhibitors; Protein Kinases; Tea; Telomerase; Tetrahydrofolate Dehydrogenase | 2006 |
Tea and cancer prevention: molecular mechanisms and human relevance.
Topics: Animals; Anticarcinogenic Agents; Caffeine; Catechin; Humans; Molecular Structure; Neoplasms; Tea | 2007 |
Phytochemicals as potential chemopreventive and chemotherapeutic agents in hepatocarcinogenesis.
Topics: Animals; Antineoplastic Agents, Phytogenic; Brassicaceae; Caffeine; Capsaicin; Carcinoma, Hepatocellular; Catechin; Chemoprevention; Curcumin; Flavonoids; Humans; Liver Neoplasms; Phenols; Plant Extracts; Polyphenols; Resveratrol; Stilbenes | 2009 |
The effects of green tea on weight loss and weight maintenance: a meta-analysis.
Topics: Caffeine; Catechin; Humans; Obesity; Satiation; Tea; Weight Loss | 2009 |
Effect of green tea catechins with or without caffeine on anthropometric measures: a systematic review and meta-analysis.
Topics: Anthropometry; Body Mass Index; Body Weight; Caffeine; Catechin; Humans; Meta-Analysis as Topic; Patient Selection; Randomized Controlled Trials as Topic; Tea; Weight Loss | 2010 |
Antiobesity effects of green tea catechins: a mechanistic review.
Topics: Adiposity; Animals; Anti-Obesity Agents; Appetite Depressants; Caffeine; Catechin; Drug Synergism; Drug Therapy, Combination; Energy Metabolism; Humans; Intestinal Absorption; Lipid Metabolism; Obesity; Tea; Weight Loss | 2011 |
The effects of catechin rich teas and caffeine on energy expenditure and fat oxidation: a meta-analysis.
Topics: Adipose Tissue; Body Mass Index; Caffeine; Catechin; Dietary Supplements; Dose-Response Relationship, Drug; Energy Metabolism; Humans; Oxidation-Reduction; Plant Extracts; Tea; Thermogenesis | 2011 |
Configurational studies of complexes of tea catechins with caffeine and various cyclodextrins.
Topics: Caffeine; Catechin; Crystallography, X-Ray; Cyclodextrins; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Molecular Conformation; Stereoisomerism; Tea; Water | 2011 |
[Study of stereochemical structures of complex of tea catechins and caffeine].
Topics: Caffeine; Catechin; Crystallography, X-Ray; Models, Molecular; Tea | 2012 |
Effects of green tea catechins with or without caffeine on glycemic control in adults: a meta-analysis of randomized controlled trials.
Topics: Adult; Blood Glucose; Caffeine; Camellia sinensis; Catechin; Glycated Hemoglobin; Humans; Hyperglycemia; Hypoglycemic Agents; Insulin; Insulin Resistance; Metabolic Diseases; Phytotherapy; Plant Extracts | 2013 |
Catechin- and caffeine-rich teas for control of body weight in humans.
Topics: Body Weight; Caffeine; Camellia sinensis; Catechin; Energy Metabolism; Humans; Lipid Metabolism; Obesity; Phytotherapy; Plant Extracts; Polyphenols; Tea | 2013 |
Acute effects of tea constituents L-theanine, caffeine, and epigallocatechin gallate on cognitive function and mood: a systematic review and meta-analysis.
Topics: Affect; Attention; Caffeine; Camellia sinensis; Catechin; Cognition; Glutamates; Humans; Plant Extracts; Tea | 2014 |
A minireview of effects of green tea on energy expenditure.
Topics: Animals; Anti-Obesity Agents; Appetite Regulation; Caffeine; Camellia sinensis; Catechin; Central Nervous System; Dietary Supplements; Energy Metabolism; Enzyme Inhibitors; Food Handling; Hot Temperature; Humans; Models, Biological; Overweight; Plant Extracts; Plant Leaves; Protein Denaturation; Tea; Thermogenesis | 2017 |
Nutraceuticals for body-weight management: The role of green tea catechins.
Topics: Animals; Body Weight; Caffeine; Catechin; Catechol O-Methyltransferase; Central Nervous System Stimulants; Dietary Supplements; Fats; Gastrointestinal Microbiome; Humans; Polymorphism, Single Nucleotide; Tea | 2016 |
Mechanism of Creaming Down Based on Chemical Characterization of a Complex of Caffeine and Tea Catechins.
Topics: Caffeine; Catechin; Crystallography, X-Ray; Models, Molecular; Molecular Structure; Tea | 2016 |
[Fast Detection of Camellia Sinensis Growth Process and Tea Quality Informations with Spectral Technology: A Review].
Topics: Caffeine; Camellia sinensis; Catechin; Polyphenols; Spectrum Analysis; Tea | 2016 |
Antidiabetic Effects of Tea.
Topics: Animals; Caffeine; Camellia sinensis; Catechin; Diabetes Mellitus; Diabetes Mellitus, Experimental; Epidemiologic Studies; Flavonoids; Gene Expression Regulation; Glucose Transport Proteins, Facilitative; Humans; Hypoglycemic Agents; Insulin Resistance; Polyphenols; Tea | 2017 |
Effects of green tea and its epigallocatechin (EGCG) content on body weight and fat mass\
in humans: a systematic review
Topics: Adiposity; Antioxidants; Body Weight; Caffeine; Catechin; Humans; Tea; Weight Loss | 2017 |
Green tea effects on cognition, mood and human brain function: A systematic review.
Topics: Affect; Brain; Caffeine; Camellia sinensis; Catechin; Cognition; Glutamates; Humans; Plant Extracts; Randomized Controlled Trials as Topic; Tea | 2017 |
Neuroprotective Effects and Mechanisms of Tea Bioactive Components in Neurodegenerative Diseases.
Topics: Animals; Antioxidants; Biflavonoids; Caffeine; Catechin; Glutamates; Herb-Drug Interactions; Humans; Neurodegenerative Diseases; Neurons; Neuroprotective Agents; Oxidative Stress; Phytochemicals; Plant Extracts; Polyphenols; Signal Transduction; Tea | 2018 |
Occurrence of Functional Molecules in the Flowers of Tea (Camellia sinensis) Plants: Evidence for a Second Resource.
Topics: Amino Acids; Animals; Caffeine; Camellia sinensis; Catechin; Flavonols; Flowers; Humans; Plant Extracts | 2018 |
Nutritional prevention of cognitive decline and dementia.
Topics: Antioxidants; Autophagy; Caffeine; Catechin; Central Nervous System Stimulants; Chocolate; Cognitive Dysfunction; Curcumin; Dementia; Diet; Fatty Acids, Omega-3; Garlic; Ginkgo biloba; Healthy Aging; Humans; Inflammation; Magnesium; Oxidative Stress; Phytoestrogens; Phytotherapy; Resveratrol; Tea; Vitamins | 2018 |
Exploring plant metabolic genomics: chemical diversity, metabolic complexity in the biosynthesis and transport of specialized metabolites with the tea plant as a model.
Topics: Caffeine; Camellia sinensis; Catechin; Flavonoids; Gene Expression Regulation, Plant; Genomics; Glutamates; Metabolic Networks and Pathways; Metabolomics; Plant Leaves; Plants; Polymerization; Saponins; Secondary Metabolism; Transcriptome; Volatile Organic Compounds | 2020 |
Natural products targeting into cancer hallmarks: An update on caffeine, theobromine, and (+)-catechin.
Topics: Antioxidants; Biological Products; Caffeine; Catechin; Humans; Neoplasms; Theobromine | 2022 |
Roles of specialized metabolites in biological function and environmental adaptability of tea plant (
Topics: Animals; Caffeine; Camellia sinensis; Catechin; Humans; Plant Leaves; Tea | 2021 |
Dietary Supplements for Weight Management: A Narrative Review of Safety and Metabolic Health Benefits.
Topics: Antioxidants; Caffeine; Catechin; Choline; Dietary Supplements; Humans; Overweight; Plant Extracts; Tea | 2022 |
Regulation of biosynthesis of the main flavor-contributing metabolites in tea plant (
Topics: Caffeine; Camellia sinensis; Catechin; Plant Leaves; Plant Proteins; Tea | 2023 |
Hormonal regulation of health-promoting compounds in tea (Camellia sinensis L.).
Topics: Anthocyanins; Caffeine; Camellia sinensis; Catechin; COVID-19; Humans; Plant Leaves; Polyphenols; SARS-CoV-2; Tea | 2022 |
Characterizing the cultivar-specific mechanisms underlying the accumulation of quality-related metabolites in specific Chinese tea (Camellia sinensis) germplasms to diversify tea products.
Topics: Anthocyanins; Caffeine; Camellia sinensis; Catechin; Chlorophyll; Ethylamines; Plant Breeding; Plant Leaves; Tea | 2022 |
35 trial(s) available for catechin and caffeine
| Article | Year |
|---|---|
Efficacy of a green tea extract rich in catechin polyphenols and caffeine in increasing 24-h energy expenditure and fat oxidation in humans.
Topics: Adipose Tissue; Adult; Caffeine; Catechin; Central Nervous System Stimulants; Circadian Rhythm; Energy Metabolism; Humans; Lipid Metabolism; Male; Obesity; Oxidation-Reduction; Plant Extracts; Tea | 1999 |
Oolong tea increases metabolic rate and fat oxidation in men.
Topics: Absorptiometry, Photon; Adipose Tissue; Adult; Caffeine; Catechin; Energy Metabolism; Humans; Male; Middle Aged; Oxidation-Reduction; Oxygen Consumption; Tea | 2001 |
Bioavailability and antioxidant activity of tea flavanols after consumption of green tea, black tea, or a green tea extract supplement.
Topics: Administration, Oral; Adult; Antioxidants; Beverages; Biological Availability; Caffeine; Catechin; Cross-Over Studies; Dietary Supplements; Female; Flavonoids; Flavonols; Humans; Intestinal Absorption; Male; Phenols; Polyphenols; Tea | 2004 |
Bioactive food stimulants of sympathetic activity: effect on 24-h energy expenditure and fat oxidation.
Topics: Adult; Caffeine; Calcium, Dietary; Calorimetry, Indirect; Capsaicin; Catechin; Central Nervous System Stimulants; Cross-Over Studies; Dietary Supplements; Double-Blind Method; Energy Metabolism; Heart Rate; Humans; Male; Obesity; Oxidation-Reduction; Plant Extracts; Respiration; Tea; Thermogenesis; Tyrosine | 2005 |
Effects of encapsulated green tea and Guarana extracts containing a mixture of epigallocatechin-3-gallate and caffeine on 24 h energy expenditure and fat oxidation in men.
Topics: Adult; Analysis of Variance; Area Under Curve; Beverages; Caffeine; Calorimetry, Indirect; Catechin; Central Nervous System Stimulants; Cross-Over Studies; Dose-Response Relationship, Drug; Double-Blind Method; Energy Metabolism; Humans; Male; Middle Aged; Oxidation-Reduction; Paullinia; Plant Extracts; Tea; Thermogenesis | 2005 |
Metabolic and physiological effects of ingesting extracts of bitter orange, green tea and guarana at rest and during treadmill walking in overweight males.
Topics: Adenosine Triphosphate; Adult; Appetite Depressants; Blood Glucose; Blood Pressure; Breath Tests; Caffeine; Calorimetry, Indirect; Catechin; Citrus; Dietary Supplements; Double-Blind Method; Energy Metabolism; Fatty Acids, Nonesterified; Glycerol; Heart Rate; Humans; Lactic Acid; Male; Overweight; Oxygen Consumption; Paullinia; Plant Extracts; Synephrine; Tea; Walking | 2006 |
Body fat loss achieved by stimulation of thermogenesis by a combination of bioactive food ingredients: a placebo-controlled, double-blind 8-week intervention in obese subjects.
Topics: Adipose Tissue; Anti-Obesity Agents; Body Composition; Body Weight; Caffeine; Calcium, Dietary; Camellia sinensis; Capsaicin; Catechin; Dietary Fats; Dietary Supplements; Double-Blind Method; Energy Metabolism; Feces; Female; Humans; Male; Middle Aged; Obesity; Plant Extracts; Thermogenesis; Tyrosine; Weight Loss | 2007 |
The acute effect of green tea consumption on endothelial function in healthy individuals.
Topics: Adult; Brachial Artery; Caffeine; Catechin; Central Nervous System Stimulants; Cross-Over Studies; Drinking; Endothelium, Vascular; Female; Humans; Male; Oxidative Stress; Single-Blind Method; Tea; Vasodilation | 2008 |
Green tea catechin plus caffeine supplementation to a high-protein diet has no additional effect on body weight maintenance after weight loss.
Topics: Adolescent; Adult; Appetite; Blood Glucose; Body Composition; Body Weight; Caffeine; Catechin; Dietary Proteins; Fatty Acids, Nonesterified; Female; Glycerol; Humans; Insulin; Leptin; Male; Middle Aged; Tea; Thermogenesis; Triglycerides; Weight Loss; Young Adult | 2009 |
Effect of moderate intakes of different tea catechins and caffeine on acute measures of energy metabolism under sedentary conditions.
Topics: Adult; Appetite; Caffeine; Catechin; Cross-Over Studies; Double-Blind Method; Energy Metabolism; Epinephrine; Heart Rate; Humans; Male; Motor Activity; Norepinephrine; Oxidation-Reduction; Pulmonary Gas Exchange; Tea; Young Adult | 2009 |
The beta-adrenergic antagonist propranolol partly abolishes thermogenic response to bioactive food ingredients.
Topics: Adrenergic beta-Antagonists; Adult; Basal Metabolism; Blood Pressure; Caffeine; Capsaicin; Catechin; Cross-Over Studies; Double-Blind Method; Heart Rate; Humans; Male; Obesity; Overweight; Propranolol; Thermogenesis; Tyrosine | 2009 |
The effects of EGCG on fat oxidation and endurance performance in male cyclists.
Topics: Adult; Antioxidants; Bicycling; Caffeine; Catechin; Cross-Over Studies; Double-Blind Method; Humans; Lipid Metabolism; Male; Oxygen Consumption; Physical Endurance | 2009 |
Epigallocatechin-3-gallate and postprandial fat oxidation in overweight/obese male volunteers: a pilot study.
Topics: Adult; Antioxidants; Caffeine; Catechin; Cross-Over Studies; Dietary Supplements; Dose-Response Relationship, Drug; Double-Blind Method; Energy Metabolism; Fasting; Humans; Lipid Peroxidation; Male; Obesity; Overweight; Pilot Projects; Plant Extracts; Postprandial Period; Young Adult | 2010 |
Effect of gender on the metabolic impact of a commercially available thermogenic drink.
Topics: Adipose Tissue; Adult; Beverages; Body Composition; Caffeine; Catechin; Energy Metabolism; Exercise; Fatty Acids, Nonesterified; Female; Glycerol; Humans; Male; Sex Factors; Taurine; Weight Loss; Young Adult | 2010 |
Physiological effects of caffeine, epigallocatechin-3-gallate, and exercise in overweight and obese women.
Topics: Adolescent; Adult; Antioxidants; Body Composition; Caffeine; Cardiovascular Physiological Phenomena; Catechin; Combined Modality Therapy; Exercise; Female; Humans; Lipids; Middle Aged; Obesity; Phosphodiesterase Inhibitors; Physical Endurance; Physical Fitness; Young Adult | 2010 |
Beverages containing soluble fiber, caffeine, and green tea catechins suppress hunger and lead to less energy consumption at the next meal.
Topics: Adult; Appetite; Beverages; Caffeine; Camellia sinensis; Catechin; Dietary Fiber; Energy Intake; Feeding Behavior; Female; Humans; Male; Meals; Satiety Response; Young Adult | 2012 |
Effects of green tea extracts on non-shivering thermogenesis during mild cold exposure in young men.
Topics: Adult; Area Under Curve; Caffeine; Camellia sinensis; Catechin; Cold Temperature; Diabetes Mellitus; Diet; Energy Metabolism; Humans; Male; Obesity; Plant Extracts; Shivering; Tea; Thermogenesis; Young Adult | 2013 |
Blood pressure and endothelial function in healthy, pregnant women after acute and daily consumption of flavanol-rich chocolate: a pilot, randomized controlled trial.
Topics: Adolescent; Adult; Biomarkers; Blood Pressure; Cacao; Caffeine; Candy; Catechin; Double-Blind Method; Endothelium; Energy Intake; Feasibility Studies; Female; Healthy Volunteers; Humans; Patient Compliance; Pilot Projects; Polyphenols; Pregnancy; Theobromine; Theophylline; Young Adult | 2013 |
Metabolic response to decaffeinated green tea extract during rest and moderate-intensity exercise.
Topics: 3-Hydroxybutyric Acid; Adipose Tissue; Caffeine; Catechin; Catecholamines; Dietary Supplements; Energy Metabolism; Exercise; Humans; Male; Oxidation-Reduction; Rest; Tea; Young Adult | 2014 |
Effects of rye bread enriched with green tea extract on weight maintenance and the characteristics of metabolic syndrome following weight loss: a pilot study.
Topics: Blood Pressure; Body Mass Index; Body Weight Maintenance; Bread; Caffeine; Camellia sinensis; Catechin; Diet, Reducing; Edible Grain; Energy Intake; Female; Humans; Male; Metabolic Syndrome; Middle Aged; Obesity; Phytotherapy; Plant Extracts; Secale; Single-Blind Method; Waist Circumference; Weight Loss | 2015 |
Green Tea Extract and Catechol-O-Methyltransferase Genotype Modify Fasting Serum Insulin and Plasma Adiponectin Concentrations in a Randomized Controlled Trial of Overweight and Obese Postmenopausal Women.
Topics: Adiponectin; Administration, Oral; Aged; Blood Glucose; Body Mass Index; Body Weight; Caffeine; Catechin; Catechol O-Methyltransferase; Double-Blind Method; Energy Intake; Fasting; Female; Genotype; Ghrelin; Humans; Insulin; Leptin; Middle Aged; Motor Activity; Nutrition Assessment; Obesity; Overweight; Plant Extracts; Polyphenols; Postmenopause; Tea; Waist Circumference | 2016 |
Long-Term Supplementation of Green Tea Extract Does Not Modify Adiposity or Bone Mineral Density in a Randomized Trial of Overweight and Obese Postmenopausal Women.
Topics: Adipose Tissue; Adiposity; Body Composition; Body Mass Index; Bone and Bones; Bone Density; Caffeine; Camellia sinensis; Catechin; Catechol O-Methyltransferase; Dietary Supplements; Double-Blind Method; Female; Genotype; Humans; Middle Aged; Obesity; Overweight; Plant Extracts; Postmenopause; Tea | 2016 |
Long-Term Green Tea Supplementation Does Not Change the Human Gut Microbiota.
Topics: Adult; Body Composition; Caffeine; Catechin; Dietary Supplements; Drug Administration Schedule; Feces; Female; Gastrointestinal Microbiome; Humans; Male; Middle Aged; Tea; White People; Young Adult | 2016 |
Green tea, weight loss and physical activity.
Topics: Aged; Blood Glucose; Body Mass Index; Caffeine; Catechin; Exercise; Female; Humans; Israel; Male; Obesity; Plant Extracts; Prospective Studies; Single-Blind Method; Tea; Waist Circumference; Weight Loss | 2017 |
Methylxanthines enhance the effects of cocoa flavanols on cardiovascular function: randomized, double-masked controlled studies.
Topics: Adult; Biomarkers; Blood Pressure; C-Reactive Protein; Cacao; Caffeine; Cardiovascular System; Catechin; Cross-Over Studies; Double-Blind Method; Endpoint Determination; Flavonols; Humans; Male; Polyphenols; Pulse Wave Analysis; Theobromine; Vascular Stiffness; Vasodilation; Xanthines; Young Adult | 2017 |
Anti-stress Effect of Green Tea with Lowered Caffeine on Humans: A Pilot Study.
Topics: Adult; Amino Acids; Anti-Anxiety Agents; Caffeine; Catechin; Female; Humans; Male; Pilot Projects; Salivary alpha-Amylases; Single-Blind Method; Stress, Psychological; Tea; Young Adult | 2017 |
Reduced Stress and Improved Sleep Quality Caused by Green Tea Are Associated with a Reduced Caffeine Content.
Topics: Adult; alpha-Amylases; Caffeine; Catechin; Cross-Over Studies; Double-Blind Method; Female; Glutamates; Humans; Male; Middle Aged; Sleep; Stress, Psychological; Tea | 2017 |
An intervention study on the effect of matcha tea, in drink and snack bar formats, on mood and cognitive performance.
Topics: Adult; Affect; Attention; Caffeine; Camellia sinensis; Catechin; Cognition; Female; Glutamates; Humans; Male; Memory; Netherlands; Psychomotor Performance; Single-Blind Method; Snacks; Task Performance and Analysis; Tea; Time Factors; Young Adult | 2017 |
Stress-Reducing Function of Matcha Green Tea in Animal Experiments and Clinical Trials.
Topics: Adrenal Glands; Animals; Anti-Anxiety Agents; Arginine; Caffeine; Catechin; Female; Glutamates; Healthy Volunteers; Humans; Hypertrophy; Male; Mice; Stress, Psychological; Tea; Territoriality; Young Adult | 2018 |
Effect of tea catechins with caffeine on energy expenditure in middle-aged men and women: a randomized, double-blind, placebo-controlled, crossover trial.
Topics: Caffeine; Catechin; Cross-Over Studies; Double-Blind Method; Energy Metabolism; Female; Humans; Male; Middle Aged; Reference Values; Tea | 2020 |
Matcha consumption maintains attentional function following a mild acute psychological stress without affecting a feeling of fatigue: A randomized placebo-controlled study in young adults.
Topics: Adult; Attention; Caffeine; Camellia sinensis; Catechin; Cognition; Double-Blind Method; Fatigue; Female; Glutamates; Humans; Japan; Male; Placebos; Stress, Psychological; Tea | 2021 |
Effect of Coffee and Tea Consumption on Adolescent Weight Control: An Interventional Pilot Study.
Topics: Adolescent; Adult; Caffeine; Catechin; Child; Coffee; Female; Humans; Male; Pediatric Obesity; Pilot Projects; Risk Factors; Tea | 2023 |
Flavan-3-ol-methylxanthine interactions: Modulation of flavan-3-ol bioavailability in volunteers with a functional colon and an ileostomy.
Topics: Biological Availability; Cacao; Caffeine; Catechin; Colon; Cross-Over Studies; Flavonoids; Humans; Ileostomy; Theobromine; Volunteers | 2023 |
Acute Dose-Response Effectiveness of Combined Catechins and Chlorogenic Acids on Postprandial Glycemic Responses in Healthy Men: Results from Two Randomized Studies.
Topics: Blood Glucose; Caffeine; Catechin; Chlorogenic Acid; Coffee; Cross-Over Studies; Glucose; Humans; Incretins; Insulin; Male; Postprandial Period; Tea | 2023 |
Postprandial Metabolic Mesponses to High-fat Feeding in Healthy Adults Following Ingestion of Oolong Tea-Derived Polymerized Polyphenols: A Randomized, Double-blinded, Placebo-controlled Crossover Study.
Topics: Adult; Blood Glucose; C-Peptide; Caffeine; Catechin; Cholesterol, HDL; Cross-Over Studies; Eating; Female; Glucose; Humans; Insulin; Polyphenols; Postprandial Period; Tea; Triglycerides | 2023 |
263 other study(ies) available for catechin and caffeine
| Article | Year |
|---|---|
Cheminformatics analysis of assertions mined from literature that describe drug-induced liver injury in different species.
Topics: Animals; Chemical and Drug Induced Liver Injury; Cluster Analysis; Databases, Factual; Humans; MEDLINE; Mice; Models, Chemical; Molecular Conformation; Quantitative Structure-Activity Relationship | 2010 |
Perspectives on SARS-CoV-2 Main Protease Inhibitors.
Topics: Antiviral Agents; Coronavirus 3C Proteases; Humans; Protease Inhibitors | 2021 |
Chemical genetics reveals a complex functional ground state of neural stem cells.
Topics: Animals; Cell Survival; Cells, Cultured; Mice; Molecular Structure; Neoplasms; Neurons; Pharmaceutical Preparations; Sensitivity and Specificity; Stem Cells | 2007 |
Tea catechins and flavonoids from the leaves of Camellia sinensis inhibit yeast alcohol dehydrogenase.
Topics: Alcohol Dehydrogenase; Camellia sinensis; Catechin; Enzyme Inhibitors; Flavonoids; Free Radical Scavengers; Plant Leaves; Saccharomyces cerevisiae; Tea | 2012 |
Inhibition of tobacco-specific nitrosamine-induced lung tumorigenesis in A/J mice by green tea and its major polyphenol as antioxidants.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Animals; Caffeine; Carcinogens; Catechin; Deoxyguanosine; DNA; Female; Guanine; Liver; Lung; Lung Neoplasms; Mice; Mice, Inbred A; Nitrosamines; Tea | 1992 |
[Assay of caffeine, theobromine, catechin and epicatechin by high performance liquid chromatography in an extract of fresh stabilized cola seeds].
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Cote d'Ivoire; Plants, Medicinal; Seeds; Theobromine | 1986 |
Behavioral effects resulting from sub-chronic treatment of rats with extract of fresh stabilized cola seeds.
Topics: Animals; Behavior, Animal; Caffeine; Catechin; Exploratory Behavior; Male; Motor Activity; Plant Extracts; Plants, Medicinal; Rats; Rats, Inbred Strains | 1987 |
Genotoxic and mutagenic effects of guarana (Paullinia cupana) in prokaryotic organisms.
Topics: Caffeine; Catalase; Catechin; Escherichia coli; Microsomes, Liver; Mutagenicity Tests; Mutation; Plant Extracts; Plants, Medicinal; Potassium; Salmonella typhimurium; Superoxide Dismutase; Virus Activation | 1994 |
Effects of several tea components on acid resistance of human tooth enamel.
Topics: Acidulated Phosphate Fluoride; Caffeine; Calcium; Catechin; Dental Enamel; Electron Probe Microanalysis; Hardness; Humans; Hydrolyzable Tannins; Surface Properties; Tea; Tooth Demineralization; Vitamin E | 1995 |
Relationship between antimutagenic activity and major components of various teas.
Topics: Antimutagenic Agents; Ascorbic Acid; beta Carotene; Caffeine; Carotenoids; Catechin; Fermentation; Mutagenicity Tests; Phenols; Salmonella typhimurium; Solubility; Tea; Vitamin E | 1996 |
Inhibitory effect of six green tea catechins and caffeine on the growth of four selected human tumor cell lines.
Topics: Caffeine; Catechin; Cell Division; Drug Screening Assays, Antitumor; Humans; Neoplasms; Plant Extracts; Tea; Tumor Cells, Cultured | 1996 |
Effects of tea (Camellia sinensis) chemical compounds on ethanol metabolism in ICR mice.
Topics: Acetaldehyde; Acetates; Acetone; Administration, Oral; Alcoholic Intoxication; Animals; Caffeine; Catechin; Ethanol; Flavonoids; Liver; Male; Mice; Mice, Inbred ICR; Plant Extracts; Tea | 1996 |
[Effect of tea extracts, catechin and caffeine against type-I allergic reaction].
Topics: Administration, Oral; Animals; Caffeine; Catechin; Depression, Chemical; Flavonoids; Hypersensitivity, Immediate; Male; Passive Cutaneous Anaphylaxis; Plant Extracts; Rats; Rats, Wistar; Tea | 1997 |
(-)-Epigallocatechin-3-gallate blocks the induction of nitric oxide synthase by down-regulating lipopolysaccharide-induced activity of transcription factor nuclear factor-kappaB.
Topics: Animals; Caffeine; Catechin; Down-Regulation; Enzyme Inhibitors; Lipopolysaccharides; Macrophages, Peritoneal; Male; Mice; Mice, Inbred BALB C; NF-kappa B; Nitric Oxide; Nitric Oxide Synthase; Nuclear Proteins; Phenols; Phosphodiesterase Inhibitors; Proto-Oncogene Proteins; Tea; Transcription Factor RelB; Transcription Factors | 1997 |
Inhibition of eleven mutagens by various tea extracts, (-)epigallocatechin-3-gallate, gallic acid and caffeine.
Topics: Animals; Antimutagenic Agents; Caffeine; Catechin; Drug Interactions; Gallic Acid; In Vitro Techniques; Mutagenicity Tests; Plant Extracts; Rats; Rats, Sprague-Dawley; Salmonella typhimurium; Tea | 1999 |
Application of near-infrared reflectance spectroscopy to the simultaneous prediction of alkaloids and phenolic substances in green tea leaves.
Topics: Alkaloids; Caffeine; Catechin; Chromatography, High Pressure Liquid; Gallic Acid; Humans; Phenols; Plant Leaves; Spectroscopy, Near-Infrared; Tea; Theobromine | 1999 |
Green tea and thermogenesis: interactions between catechin-polyphenols, caffeine and sympathetic activity.
Topics: Adipose Tissue, Brown; Animals; Body Temperature Regulation; Caffeine; Catechin; Central Nervous System Stimulants; Culture Techniques; Ephedrine; Flavonoids; Herb-Drug Interactions; Male; Norepinephrine; Obesity; Oxygen Consumption; Phenols; Plant Extracts; Polymers; Rats; Rats, Sprague-Dawley; Sympathectomy; Sympathetic Nervous System; Tea | 2000 |
Efficacies of tea components on doxorubicin induced antitumor activity and reversal of multidrug resistance.
Topics: Animals; Antineoplastic Agents, Phytogenic; Antineoplastic Combined Chemotherapy Protocols; ATP Binding Cassette Transporter, Subfamily B, Member 1; Biological Transport; Caffeine; Calcium Channel Blockers; Carcinoma, Ehrlich Tumor; Catechin; Doxorubicin; Drug Resistance, Multiple; Drug Screening Assays, Antitumor; Drug Synergism; Flavonoids; Glutamates; Intracellular Fluid; Leukemia P388; Male; Mice; Neoplasm Transplantation; Phytotherapy; Tea; Theobromine; Verapamil | 2000 |
Simultaneous analysis of tea catechins, caffeine, gallic acid, theanine and ascorbic acid by micellar electrokinetic capillary chromatography.
Topics: Ascorbic Acid; Caffeine; Catechin; Chromatography, Micellar Electrokinetic Capillary; Gallic Acid; Glutamates; Hydrogen-Ion Concentration; Phosphates; Reproducibility of Results; Sodium Dodecyl Sulfate; Surface-Active Agents; Tea | 2000 |
HPLC determination of catechins and caffeine in tea. Differentiation of green, black and instant teas.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Humans; Tea | 2000 |
Inhibition of ultraviolet B-induced AP-1 activation by theaflavins from black tea.
Topics: Animals; Anticarcinogenic Agents; Biflavonoids; Caffeine; Catechin; Cell Line; Depression, Chemical; Enzyme Activation; Epidermal Cells; Epidermis; Gene Expression Regulation; Genes, Reporter; Luciferases; MAP Kinase Signaling System; Mice; Phosphorylation; Protein Kinases; Protein Processing, Post-Translational; Recombinant Fusion Proteins; Tea; Transcription Factor AP-1; Transcription, Genetic; Transfection; Ultraviolet Rays | 2000 |
Automated in-tube solid phase microextraction coupled with HPLC-ES-MS for the determination of catechins and caffeine in tea.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Spectrometry, Mass, Electrospray Ionization; Tea | 2000 |
Analysis of catechins and caffeine in tea extracts by micellar electrokinetic chromatography.
Topics: Caffeine; Catechin; Chromatography, Micellar Electrokinetic Capillary; Molecular Structure; Plant Extracts; Reproducibility of Results; Tea | 2000 |
Effect of black tea on teeth.
Topics: Adsorption; Caffeine; Cariostatic Agents; Catechin; Child; Chromatography, High Pressure Liquid; Dental Enamel; Flavonoids; Humans; Phenols; Plant Extracts; Polymers; Tea | 2000 |
Total phenol, catechin, and caffeine contents of teas commonly consumed in the United kingdom.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Fermentation; Food Handling; Phenol; Tea; United Kingdom | 2002 |
Study of catechin and xanthine tea profiles as geographical tracers.
Topics: Caffeine; Catechin; China; Chromatography, High Pressure Liquid; Gallic Acid; India; Japan; Kenya; Sri Lanka; Tea; Theobromine; Theophylline; Xanthines | 2002 |
Topical applications of caffeine or (-)-epigallocatechin gallate (EGCG) inhibit carcinogenesis and selectively increase apoptosis in UVB-induced skin tumors in mice.
Topics: Administration, Topical; Animals; Apoptosis; Bromodeoxyuridine; Caffeine; Caspase 3; Caspases; Catechin; Female; Mice; Mice, Hairless; Neoplasms, Radiation-Induced; Skin Neoplasms; Tea; Ultraviolet Rays | 2002 |
Stimulatory effect of topical application of caffeine on UVB-induced apoptosis in mouse skin.
Topics: Administration, Topical; Animals; Apoptosis; Caffeine; Caspase 3; Caspases; Catechin; Cell Division; Mice; Skin; Tumor Suppressor Protein p53; Ultraviolet Rays | 2002 |
Value assignment of nutrient concentrations in standard reference material 2384 baking chocolate.
Topics: Cacao; Caffeine; Calcium; Catechin; Dietary Fats; Dietary Fiber; Energy Intake; Fatty Acids; Food Labeling; Iron; Nutritive Value; Quality Control; Reference Standards; Sodium; Theobromine; Vitamins | 2002 |
[Separation of catechins and caffeine in tea polyphenol by isocratic elution high performance liquid chromatography].
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Flavonoids; Phenols; Polyphenols; Tea | 2001 |
[Study on the analytical methods of catechins in tea and green tea polyphenol samples by high performance liquid chromatography].
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Flavonoids; Phenols; Polymers; Spectrometry, Mass, Electrospray Ionization; Tea | 2001 |
Factors affecting the levels of tea polyphenols and caffeine in tea leaves.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Flavonoids; Free Radical Scavengers; Hot Temperature; Hydroxyl Radical; Phenols; Plant Extracts; Plant Leaves; Polymers; Tea | 2003 |
A novel convenient process to obtain a raw decaffeinated tea polyphenol fraction using a lignocellulose column.
Topics: Caffeine; Camellia sinensis; Catechin; Cellulose; Chromatography, High Pressure Liquid; Flavonoids; Hydrogen-Ion Concentration; Lignin; Phenols; Plant Extracts; Polymers | 2003 |
Determination of tea components with antioxidant activity.
Topics: Antioxidants; Caffeine; Catechin; Chromium; Gallic Acid; Manganese; Selenium; Spain; Tea; Zinc | 2003 |
Enzyme induction and dietary chemicals as approaches to cancer chemoprevention: the Seventh DeWitt S. Goodman Lecture.
Topics: Animals; Anticarcinogenic Agents; Caffeine; Catechin; Chemoprevention; Curcumin; Enzyme Induction; Enzyme Inhibitors; Humans; Neoplasms | 2003 |
Capillary electrophoretic determination of theanine, caffeine, and catechins in fresh tea leaves and oolong tea and their effects on rat neurosphere adhesion and migration.
Topics: Animals; Caffeine; Camellia sinensis; Catechin; Cell Adhesion; Cell Differentiation; Cell Movement; Cells, Cultured; Cerebral Cortex; Electrophoresis, Capillary; Female; Glutamates; Neurons; Plant Leaves; Pregnancy; Rats; Rats, Wistar; Stem Cells; Tea | 2003 |
Clinical study on the combined effect of capsaicin, green tea extract and essence of chicken on body fat content in human subjects.
Topics: Adipose Tissue; Animals; Body Composition; Caffeine; Capsaicin; Catechin; Chickens; Diet; Energy Metabolism; Female; Humans; Male; Placebos; Plant Extracts; Poultry Products; Prospective Studies; Rest; Tea; Thermogenesis | 2003 |
HPLC-MSn analysis of phenolic compounds and purine alkaloids in green and black tea.
Topics: Biflavonoids; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Flavonols; Mass Spectrometry; Phenols; Plant Extracts; Plant Leaves; Purines; Theobromine | 2004 |
Caffeine in tea plants [Camellia sinensis (L) O. Kuntze]: in situ lowering by Bacillus licheniformis (Weigmann) Chester.
Topics: Bacillus; Beverages; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Glucose; Phenols; Plant Leaves; Spectrophotometry; Tea; Time Factors | 2004 |
In vitro transdermal delivery of the major catechins and caffeine from extract of Camellia sinensis.
Topics: Administration, Cutaneous; Animals; Caffeine; Camellia sinensis; Catechin; Chemistry, Pharmaceutical; Plant Extracts; Rats; Swine; Tea | 2004 |
Binding energy of tea catechin/caffeine complexes in water evaluated by titration experiments with 1H-NMR.
Topics: Binding Sites; Caffeine; Catechin; Magnetic Resonance Spectroscopy; Molecular Structure; Tea; Thermodynamics; Titrimetry | 2004 |
Effect of catechins on mutagenesis of Salmonella typhimurium TA 102 elicited by tert-butyl hydroperoxide (t-BuOOH).
Topics: Animals; Antimutagenic Agents; Caffeine; Catechin; Free Radical Scavengers; Hydroxyl Radical; Male; Mutagenicity Tests; Rats; Rats, Wistar; Salmonella typhimurium; Tea; tert-Butylhydroperoxide | 2005 |
[Preparation and component analysis of tea pigments].
Topics: Biflavonoids; Caffeine; Catechin; Chromatography, High Pressure Liquid; Gallic Acid; Phenols; Pigments, Biological; Polyphenols; Tea | 2004 |
Effect of components of green tea extracts, caffeine and catechins on hepatic drug metabolizing enzyme activities and mutagenic transformation of carcinogens.
Topics: Animals; Antimutagenic Agents; Aryl Hydrocarbon Hydroxylases; Caffeine; Catechin; Enzyme Induction; Glucuronosyltransferase; Liver; Male; Rats; Rats, Wistar; Tea | 2005 |
Variations of main quality components of tea genetic resources [Camellia sinensis (L.) O. Kuntze] preserved in the China National Germplasm Tea Repository.
Topics: Amino Acids; Caffeine; Camellia sinensis; Catechin; China; Flavonoids; Genetic Variation; Geography; Phenols; Polyphenols; Quality Control; Tea; Water | 2005 |
[Determination of catechins and caffeine in tea and tea beverages by high-performance liquid chromatography].
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Sensitivity and Specificity; Tea | 2005 |
Molecular definition of black tea taste by means of quantitative studies, taste reconstitution, and omission experiments.
Topics: Amino Acids; Biflavonoids; Caffeine; Carbohydrates; Carboxylic Acids; Catechin; Flavonols; Glycosides; Humans; Taste; Tea | 2005 |
Creaming in black tea.
Topics: Biflavonoids; Caffeine; Calcium; Catechin; Chemical Precipitation; Cold Temperature; Flavonoids; Glucose; Glycosylation; Hot Temperature; Magnetic Resonance Spectroscopy; Particle Size; Phenols; Polyphenols; Scattering, Radiation; Solubility; Tea; X-Rays | 2005 |
Modulation of MPP+ uptake by tea and some of its components in Caco-2 cells.
Topics: 1-Methyl-4-phenylpyridinium; Caco-2 Cells; Caffeine; Catechin; Corticosterone; Food-Drug Interactions; Humans; Intestinal Absorption; Intestinal Mucosa; Organic Cation Transport Proteins; Plant Extracts; Quinolines; Tea; Theophylline; Tritium | 2005 |
Preformed and induced chemical resistance of tea leaf against Exobasidium vexans infection.
Topics: Anthocyanins; Basidiomycota; Caffeine; Catechin; Esters; Immunohistochemistry; Infections; Plant Diseases; Plant Leaves; Staining and Labeling; Tea; Theobromine; Time Factors; Xanthines | 2005 |
Inhibition of intestinal tumorigenesis in Apcmin/+ mice by (-)-epigallocatechin-3-gallate, the major catechin in green tea.
Topics: Animals; Anticarcinogenic Agents; beta Catenin; Cadherins; Caffeine; Catechin; Dinoprostone; Extracellular Signal-Regulated MAP Kinases; Female; Genes, APC; HT29 Cells; Humans; Intestinal Neoplasms; Intestine, Small; Leukotriene B4; Male; Mice; Mice, Inbred C57BL; Phospholipases A; Phosphorylation; Proto-Oncogene Proteins c-akt | 2005 |
Effect of far-infrared irradiation on catechins and nitrite scavenging activity of green tea.
Topics: Caffeine; Camellia sinensis; Catechin; Chemical Phenomena; Chemistry, Physical; Flavonoids; Flavonols; Free Radical Scavengers; Hot Temperature; Infrared Rays; Nitrites; Phenols; Plant Leaves; Polyphenols | 2006 |
Catechin and caffeine content of green tea dietary supplements and correlation with antioxidant capacity.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Chromans; Dietary Supplements; Flavonoids; Phenols; Plant Leaves; Polyphenols; Reactive Oxygen Species | 2006 |
Effects of tea polyphenols on emulsification of olive oil in a small intestine model system.
Topics: Caffeine; Catechin; Chemical Phenomena; Chemistry, Physical; Emulsifying Agents; Emulsions; Flavonoids; Intestine, Small; Olive Oil; Phenols; Plant Oils; Polyphenols; Tea | 2006 |
In vitro transdermal delivery of caffeine, theobromine, theophylline and catechin from extract of Guarana, Paullinia Cupana.
Topics: Adhesives; Administration, Cutaneous; Animals; Caffeine; Catechin; In Vitro Techniques; Paullinia; Plant Extracts; Polyethylene Glycols; Propylene Glycol; Skin; Skin Absorption; Swine; Theobromine; Theophylline; Water | 2006 |
Metabolite profiling and characterization of somaclonal variants in tea (Camellia spp.) for identifying productive and quality accession.
Topics: Amino Acids; Caffeine; Camellia sinensis; Catechin; Chlorophyll; Flavonoids; Genetic Variation; Plant Leaves; Quality Control | 2006 |
Epigallocatechin gallate and caffeine differentially inhibit the intestinal absorption of cholesterol and fat in ovariectomized rats.
Topics: Animals; Caffeine; Catechin; Cholesterol; Fatty Acids; Female; Intestinal Absorption; Lymph; Ovariectomy; Phospholipids; Rats; Rats, Sprague-Dawley | 2006 |
Electron-impact and glow-discharge ionization LC-MS analysis of green tea tincture.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, Liquid; Dietary Supplements; Mass Spectrometry; Molecular Structure; Plant Extracts; Plant Leaves; Tea | 2007 |
Inhibition of adenoma progression to adenocarcinoma in a 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone-induced lung tumorigenesis model in A/J mice by tea polyphenols and caffeine.
Topics: Adenocarcinoma; Adenoma; Analysis of Variance; Animals; Caffeine; Catechin; Cell Proliferation; Disease Progression; Female; Flavonoids; Immunohistochemistry; JNK Mitogen-Activated Protein Kinases; Lung; Lung Neoplasms; Mice; Mice, Inbred Strains; Mitogen-Activated Protein Kinase 1; Mitogen-Activated Protein Kinase 3; Nitrosamines; Phenols; Phosphorylation; Polyphenols; Proliferating Cell Nuclear Antigen; Tea; Time Factors | 2006 |
Effects of different steeping methods and storage on caffeine, catechins and gallic acid in bag tea infusions.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Food Handling; Gallic Acid; Tea; Temperature | 2007 |
Application of far-infrared irradiation in the manufacturing process of green tea.
Topics: Ascorbic Acid; Caffeine; Camellia sinensis; Catechin; Flavonols; Food Handling; Free Radical Scavengers; Infrared Rays; Phenols; Plant Leaves; Tea | 2006 |
Green tea attenuates diabetes induced Maillard-type fluorescence and collagen cross-linking in the heart of streptozotocin diabetic rats.
Topics: Animals; Aspartate Aminotransferases; Blood Glucose; Blood Pressure; Caffeine; Camellia sinensis; Cardiovascular Agents; Catechin; Collagen; Creatine Kinase; Diabetes Mellitus, Experimental; Fibrosis; Glycated Hemoglobin; Glycation End Products, Advanced; Glycosylation; Heart Diseases; Hypoglycemic Agents; L-Lactate Dehydrogenase; Maillard Reaction; Male; Myocardium; Plant Extracts; Plant Leaves; Protein Processing, Post-Translational; Rats; Rats, Wistar; Solubility; Spectrometry, Fluorescence | 2007 |
Study on the antioxidant activity of tea flowers (Camellia sinensis).
Topics: Antioxidants; Biphenyl Compounds; Caffeine; Catechin; Flowers; Food Technology; Free Radical Scavengers; Hydroxyl Radical; Oxidation-Reduction; Picrates; Plant Extracts; Tea | 2007 |
Comprehensive separation of secondary metabolites in natural products by high-speed counter-current chromatography using a three-phase solvent system.
Topics: Caffeine; Capsicum; Catechin; Countercurrent Distribution; Plant Extracts; Reproducibility of Results; Solvents; Tea; Zingiber officinale | 2007 |
Preparation of partially decaffeinated instant green tea.
Topics: Caffeine; Camellia sinensis; Carbon; Catechin; Flavonoids; Food Handling; Hydrogen-Ion Concentration; Plant Extracts; Plant Leaves; Tea | 2007 |
Comparison of white tea, green tea, epigallocatechin-3-gallate, and caffeine as inhibitors of PhIP-induced colonic aberrant crypts.
Topics: Animals; Anticarcinogenic Agents; Caffeine; Carcinogens; Catechin; Cell Division; Colon; Colonic Neoplasms; Humans; Imidazoles; Male; Precancerous Conditions; Rats; Rats, Inbred F344; Tea | 2007 |
One-pot separation of tea components through selective adsorption on pore-engineered nanocarbon, carbon nanocage.
Topics: Adsorption; Caffeine; Catechin; Molecular Structure; Nanostructures; Tannins; Tea | 2007 |
Improved sample pre-treatment for determination of caffeine in tea using a cartridge filled with polyvinylpolypyrroridone (PVPP).
Topics: Caffeine; Catechin; Central Nervous System Stimulants; Chromatography, High Pressure Liquid; Povidone; Tea | 2007 |
Effect of green tea extract on advanced glycation and cross-linking of tail tendon collagen in streptozotocin induced diabetic rats.
Topics: Animals; Blood Glucose; Caffeine; Catechin; Collagen; Diabetes Mellitus, Experimental; Fluorescence; Glycation End Products, Advanced; Male; Plant Extracts; Rats; Rats, Wistar; Solubility; Tea; Tendons | 2008 |
Chemical composition of green tea (Camellia sinensis) infusions commercialized in Portugal.
Topics: Caffeine; Calcium; Camellia sinensis; Catechin; Chromium; Fluorides; Iron; Manganese; Minerals; Plant Extracts; Portugal; Sodium; Tea | 2007 |
Designed polar cosolvent-modified supercritical CO2 removing caffeine from and retaining catechins in green tea powder using response surface methodology.
Topics: Caffeine; Catechin; Chromatography, Supercritical Fluid; Food Preservation; Solvents; Tea | 2007 |
Content of polyphenolic compounds in the Nigerian stimulants Cola nitida ssp. alba, Cola nitida ssp. rubra A. Chev, and Cola acuminata Schott & Endl and their antioxidant capacity.
Topics: Antioxidants; Biflavonoids; Caffeine; Catechin; Central Nervous System Stimulants; Chromatography, High Pressure Liquid; Cola; Colorimetry; Dose-Response Relationship, Drug; Flavonoids; Humans; Inhibitory Concentration 50; Nigeria; Phenols; Polyphenols; Proanthocyanidins; Reactive Oxygen Species | 2007 |
Simple and rapid UV spectrophotometry of caffeine in tea coupled with sample pre-treatment using a cartridge column filled with polyvinylpolypyrrolidone (PVPP).
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Indicators and Reagents; Povidone; Spectrophotometry, Ultraviolet; Tea | 2008 |
Protective versus promotional effects of white tea and caffeine on PhIP-induced tumorigenesis and beta-catenin expression in the rat.
Topics: Animals; Anticarcinogenic Agents; beta Catenin; Caffeine; Carcinogens; Catechin; Colonic Neoplasms; Imidazoles; Polymerase Chain Reaction; Polymorphism, Single-Stranded Conformational; Rats; Survival Analysis; Tea | 2008 |
Chemoprevention of dibenzo[a,l]pyrene transplacental carcinogenesis in mice born to mothers administered green tea: primary role of caffeine.
Topics: Animals; Anticarcinogenic Agents; Benzopyrenes; Caffeine; Carcinogens; Catechin; Chemoprevention; Female; Maternal-Fetal Exchange; Mice; Neoplasms; Placenta; Plant Extracts; Pregnancy; Tea | 2008 |
Selective effects of tea extract and its phenolic compounds on human peripheral blood mononuclear cell cytokine secretions.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Cytokines; Gallic Acid; Humans; Interferon-gamma; Interleukin-1beta; Interleukin-6; Leukocytes, Mononuclear; Phenols; Plant Extracts; Tea; Tumor Necrosis Factor-alpha | 2009 |
Using tea stalk lignocellulose as an adsorbent for separating decaffeinated tea catechins.
Topics: Adsorption; Caffeine; Camellia sinensis; Catechin; Lignin; Plant Components, Aerial; Plant Extracts; Tea; Ultrafiltration | 2009 |
Identification of green tea's (Camellia sinensis (L.)) quality level according to measurement of main catechins and caffeine contents by HPLC and support vector classification pattern recognition.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Molecular Structure; Tea | 2008 |
Protection of brain and pancreas from high-fat diet: effects of catechin and caffeine.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Aging; Animals; Body Weight; Brain; Caffeine; Catechin; Central Nervous System Stimulants; Deoxyguanosine; Dietary Fats; Eating; Female; Glucose Tolerance Test; Lipid Metabolism; Maze Learning; Mice; Mice, Mutant Strains; Pancreas; Sesquiterpenes; Synaptophysin; Time Factors | 2009 |
Preparation and antioxidant activity of green tea extract enriched in epigallocatechin (EGC) and epigallocatechin gallate (EGCG).
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Food, Fortified; Plant Extracts; Temperature; Time Factors | 2009 |
Safety assessment of heat-sterilized green tea catechin preparation: a 6-month repeat-dose study in rats.
Topics: Animals; Behavior, Animal; Blood Cell Count; Blood Chemical Analysis; Body Weight; Caffeine; Catechin; Dose-Response Relationship, Drug; Eating; Eye; Female; Hot Temperature; Male; Motor Activity; Rats; Rats, Sprague-Dawley; Sex Characteristics; Stereoisomerism; Sterilization; Survival Analysis; Tea; Urinalysis | 2009 |
Weight and plasma lipid control by decaffeinated green tea.
Topics: Adiponectin; Animals; Anti-Obesity Agents; Caffeine; Catechin; Cholesterol; Feces; Hyperlipidemias; Hypolipidemic Agents; Leptin; Lipid Metabolism; Lipids; Male; Mice; Mice, Inbred C57BL; Mice, Obese; Obesity; Plant Preparations; Tea; Triglycerides; Weight Gain | 2009 |
Changes in the composition of raw tea leaves from the Korean Yabukida plant during high-temperature processing to pan-fried Kamairi-cha green tea.
Topics: Alkaloids; Caffeine; Catechin; Chlorophyll; Chlorophyll A; Chromatography, High Pressure Liquid; Food Handling; Glutamates; Hot Temperature; Korea; Plant Leaves; Tea; Water | 2009 |
Effects of co-administration of tea epigallocatechin-3-gallate (EGCG) and caffeine on absorption and metabolism of EGCG in humans.
Topics: Adult; Caffeine; Catechin; Chromatography, High Pressure Liquid; Humans; Luminescence; Spectrophotometry, Ultraviolet; Tea | 2009 |
Screen and genetic assessment of tea germplasms with elevated methylated catechin, (-)-epigallocatechin-3-O-(3-O-methyl)gallate.
Topics: Breeding; Caffeine; Camellia sinensis; Catechin; Methylation; Phylogeny; Plant Leaves; Species Specificity; Taiwan | 2009 |
Separation of major catechins from green tea by ultrahigh pressure extraction.
Topics: Caffeine; Camellia sinensis; Catechin; Chemical Fractionation; Chromatography, High Pressure Liquid; Plant Leaves; Pressure; Solvents; Time Factors | 2010 |
Tea, coffee, and cocoa as ultraviolet radiation protectants for the beet armyworm nucleopolyhedrovirus.
Topics: Animals; Cacao; Caffeine; Catechin; Coffee; Nucleopolyhedroviruses; Plant Extracts; Radiation-Protective Agents; Spodoptera; Tea; Ultraviolet Rays | 2009 |
Green tea catechins, caffeine and body-weight regulation.
Topics: Adolescent; Adult; Animals; Body Weight; Caffeine; Catechin; Catechol O-Methyltransferase; Dose-Response Relationship, Drug; Female; Humans; Male; Middle Aged; Obesity; Sympathetic Nervous System; Tea; Young Adult | 2010 |
[Theanine, EGCG and caffeine determinated by HPLC].
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Glutamates; Sensitivity and Specificity; Tea | 2010 |
(-)-Epigallocatechin-3-O-gallate (EGCG) reverses caffeine-induced anxiogenic-like effects.
Topics: Animals; Anxiety; Caffeine; Catechin; Central Nervous System Stimulants; Disease Models, Animal; Dose-Response Relationship, Drug; Electroencephalography; Male; Maze Learning; Mice; Mice, Inbred ICR; Neuroprotective Agents; Rats; Rats, Wistar; Spectrum Analysis | 2010 |
(-)-Epigallocatethin-3-O-gallate counteracts caffeine-induced hyperactivity: evidence of dopaminergic blockade.
Topics: Animals; Caffeine; Catechin; Central Nervous System Stimulants; Hyperkinesis; Male; Mice; Mice, Inbred ICR; Receptors, Dopamine D1; Receptors, Dopamine D2; Stereotyped Behavior; Tea | 2010 |
Application of phase-trafficking methods to natural products research.
Topics: Apocynaceae; Caffeine; Camellia sinensis; Catechin; Chile; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Models, Molecular; Molecular Structure | 2010 |
White and green teas (Camellia sinensis var. sinensis): variation in phenolic, methylxanthine, and antioxidant profiles.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Flavonoids; Food Handling; Gallic Acid; Phenols; Plant Extracts; Plant Leaves; Polyphenols; Reproducibility of Results; Species Specificity; Tea; Xanthines | 2010 |
Geographical and climatic dependencies of green tea (Camellia sinensis) metabolites: a (1)H NMR-based metabolomics study.
Topics: Amino Acids; Caffeine; Camellia sinensis; Catechin; Climate; Discriminant Analysis; Glutamates; Magnetic Resonance Spectroscopy; Metabolomics; Multivariate Analysis; Republic of Korea | 2010 |
Determination of catechins and caffeine in proposed green tea standard reference materials by liquid chromatography-particle beam/electron ionization mass spectrometry (LC-PB/EIMS).
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, Reverse-Phase; Food Analysis; Plant Leaves; Reference Standards; Spectrometry, Mass, Electrospray Ionization; Tea | 2010 |
Extraction and isolation of catechins from tea.
Topics: Animals; Antioxidants; Caffeine; Catechin; Chromatography, Supercritical Fluid; Humans; Molecular Structure; Plant Extracts; Solid Phase Extraction; Solvents; Tea | 2010 |
Preparation of tea catechins using polyamide.
Topics: Adsorption; Caffeine; Caprolactam; Catechin; Chromatography, High Pressure Liquid; Models, Chemical; Polymers; Tea | 2011 |
Stereochemical structure and intermolecular interaction of complexes of (-)-Gallocatechin-3-O-gallate and caffeine.
Topics: Caffeine; Catechin; Crystallography, X-Ray; Magnetic Resonance Spectroscopy; Molecular Conformation; Stereoisomerism; Temperature; Water | 2011 |
Extraction of antioxidants and caffeine from green tea (Camelia sinensis) leaves: kinetics and modeling.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Diffusion; Food Handling; Hot Temperature; Iran; Isomerism; Kinetics; Models, Chemical; Plant Leaves; Solubility; Tea | 2010 |
Adsorption behavior of the catechins and caffeine onto polyvinylpolypyrrolidone.
Topics: Adsorption; Caffeine; Catechin; Kinetics; Models, Chemical; Povidone; Thermodynamics | 2011 |
Characterization of tea cultivated at four different altitudes using 1H NMR analysis coupled with multivariate statistics.
Topics: Altitude; Biflavonoids; Caffeine; Camellia sinensis; Catechin; Discriminant Analysis; Glutamates; Least-Squares Analysis; Magnetic Resonance Spectroscopy; Plant Leaves; Quality Control; Sri Lanka; Tea | 2011 |
Inhibitory potential of tea polyphenolics and influence of extraction time against Helicobacter pylori and lack of inhibition of beneficial lactic acid bacteria.
Topics: Caffeine; Catechin; Cell Proliferation; Chromatography, High Pressure Liquid; Gallic Acid; Helicobacter pylori; Lactobacillus; Oxidation-Reduction; Plant Extracts; Polyphenols; Proline; Proline Oxidase; Quercetin; Tea; Time Factors | 2011 |
Changes of constituents and activity to apoptosis and cell cycle during fermentation of tea.
Topics: Apoptosis; Bioreactors; Caffeine; Catechin; Cell Cycle Checkpoints; Cell Line, Tumor; Humans; Plant Extracts; Plant Leaves; Polyphenols; Tea | 2011 |
[The study of apoptosis of hepatocytes of rats for estimation safety and efficacy of application biologically active substances].
Topics: Animals; Antioxidants; Apoptosis; Caffeine; Catechin; Cells, Cultured; Central Nervous System Stimulants; Drug Evaluation; Food Additives; Hepatocytes; Male; Quercetin; Rats; Rats, Wistar | 2011 |
Neuroprotective effects of white tea against oxidative stress-induced toxicity in striatal cells.
Topics: 2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepine; Animals; Biflavonoids; Caffeine; Catechin; Cell Line; Cell Survival; Dopamine Agonists; Dose-Response Relationship, Drug; Drug Interactions; Humans; Hydrogen Peroxide; Mice; Neuroprotective Agents; Oxidants; Oxidative Stress; Plant Extracts; Polyphenols; Receptors, Dopamine D1; Tea; Triterpenes | 2011 |
Comparison of the chemical constituents of aged pu-erh tea, ripened pu-erh tea, and other teas using HPLC-DAD-ESI-MSn.
Topics: Caffeine; Catechin; China; Chromatography, High Pressure Liquid; Fermentation; Food Handling; Gallic Acid; Phenols; Polyphenols; Spectrometry, Mass, Electrospray Ionization; Tea; Theobromine | 2011 |
Configurational studies of complexes of various tea catechins and caffeine in crystal state.
Topics: Caffeine; Camellia sinensis; Catechin; Crystallography, X-Ray; Hydrogen Bonding; Models, Molecular; Molecular Conformation; Tea | 2011 |
Depression by a green tea extract of alcohol-induced oxidative stress and lipogenesis in rat liver.
Topics: Alanine Transaminase; Alcohol Drinking; Animals; Antioxidants; Blotting, Western; Caffeine; Catechin; Cytochrome P-450 CYP2E1; Ethanol; Fatty Acid Synthases; Female; Hydrogen Peroxide; Kupffer Cells; Lipogenesis; Liver; NADPH Oxidases; Oxidative Stress; Plant Extracts; Rats; Rats, Wistar; Reactive Oxygen Species; Sterol Regulatory Element Binding Protein 1; Tea | 2011 |
Increases in blood pressure and heart rate induced by caffeine are inhibited by (-)-epigallocatechin-3-O-gallate: involvement of catecholamines.
Topics: Animals; Blood Pressure; Caffeine; Catechin; Epinephrine; Heart Rate; Male; Norepinephrine; Rats; Rats, Wistar | 2011 |
Adsorption characteristics of (-)-epigallocatechin gallate and caffeine in the extract of waste tea on macroporous adsorption resins functionalized with chloromethyl, amino, and phenylamino groups.
Topics: Adsorption; Caffeine; Catechin; Chemical Phenomena; Indicators and Reagents; Kinetics; Spectroscopy, Fourier Transform Infrared; Tea; Thermodynamics | 2012 |
[Study on extraction process of available components of tea].
Topics: Antioxidants; Caffeine; Catechin; Ethanol; Hydroxyl Radical; Solvents; Tea; Technology, Pharmaceutical; Temperature; Time Factors | 2011 |
Development of an analytical method using reversed-phase HPLC-PDA for a semipurified extract of Paullinia cupana var. sorbilis (guaraná).
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Limit of Detection; Paullinia; Plant Extracts; Polyphenols; Reproducibility of Results | 2012 |
Removal of caffeine from green tea by microwave-enhanced vacuum ice water extraction.
Topics: Caffeine; Catechin; Ice; Microwaves; Molybdenum; Phenols; Tea; Tungsten Compounds; Vacuum | 2012 |
Irreversible sediment formation in green tea infusions.
Topics: Amino Acids; Caffeine; Catechin; Chromatography, High Pressure Liquid; Hot Temperature; Plant Leaves; Polyphenols; Regression Analysis; Tea; Trace Elements | 2012 |
Preparative separation and purification of epigallocatechin gallate from green tea extracts using a silica adsorbent containing β-cyclodextrin.
Topics: Adsorption; beta-Cyclodextrins; Caffeine; Catechin; Plant Extracts; Silicon Dioxide; Tea | 2012 |
A portable electrochemical sensor for caffeine and (-)epigallocatechin gallate based on molecularly imprinted poly(ethylene-co-vinyl alcohol) recognition element.
Topics: Caffeine; Catechin; Electrochemistry; Polyvinyls | 2011 |
MALDI-TOF mass spectrometry: avoidance of artifacts and analysis of caffeine-precipitated SII thearubigins from 15 commercial black teas.
Topics: Acetophenones; Caffeine; Catechin; Chemical Precipitation; Food Analysis; Indicators and Reagents; Oxidation-Reduction; Phenols; Polyphenols; Reproducibility of Results; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Tea | 2012 |
Discrimination of the production season of Chinese green tea by chemical analysis in combination with supervised pattern recognition.
Topics: Amino Acids; Bayes Theorem; Caffeine; Camellia sinensis; Catechin; China; Chromatography, High Pressure Liquid; Discriminant Analysis; Seasons; Tea | 2012 |
Pu-erh tea reduces nitric oxide levels in rats by inhibiting inducible nitric oxide synthase expression through toll-like receptor 4.
Topics: Animals; Caffeine; Catechin; Gene Expression Regulation, Enzymologic; Lipopolysaccharides; Male; Nitric Oxide; Nitric Oxide Synthase Type II; Plant Extracts; Polyphenols; Polysaccharides; Rats; Rats, Sprague-Dawley; Signal Transduction; Tea; Toll-Like Receptor 4 | 2012 |
Hypoglycemic effect of the water extract of Pu-erh tea.
Topics: Animals; Blood Glucose; Caffeine; Camellia sinensis; Catechin; Diabetes Mellitus, Type 2; Fermentation; Glucose; Glucose Tolerance Test; Glycoside Hydrolases; Hep G2 Cells; Humans; Hypoglycemic Agents; Insulin; Intestinal Mucosa; Male; Mice; Mice, Obese; Plant Extracts; Rats; Rats, Wistar; Swine; Tea | 2012 |
Characterization of creaming precipitate of tea catechins and caffeine in aqueous solution.
Topics: Caffeine; Catechin; Chemical Precipitation; Crystallography, X-Ray; Magnetic Resonance Spectroscopy; Models, Molecular; Solutions | 2012 |
Polyphenols extracted from black tea (Camellia sinensis) residue by hot-compressed water and their inhibitory effect on pancreatic lipase in vitro.
Topics: Biflavonoids; Caffeine; Catechin; Chromatography, High Pressure Liquid; Enzyme Inhibitors; Food Handling; Gallic Acid; Hot Temperature; Inhibitory Concentration 50; Lipase; Mass Spectrometry; Plant Extracts; Polyphenols; Tea | 2012 |
The protective effects of guaraná extract (Paullinia cupana) on fibroblast NIH-3T3 cells exposed to sodium nitroprusside.
Topics: Animals; Antioxidants; Caffeine; Catechin; Chromatography, High Pressure Liquid; Comet Assay; DNA Damage; Fibroblasts; Fluoresceins; Mice; NIH 3T3 Cells; Nitric Oxide; Nitroprusside; Oxidative Stress; Paullinia; Plant Extracts; Theobromine | 2013 |
Diversity of cacao trees in Waslala, Nicaragua: associations between genotype spectra, product quality and yield potential.
Topics: Biflavonoids; Biodiversity; Biomass; Cacao; Caffeine; Catechin; Fermentation; Food Handling; Fruit; Genetic Variation; Genotype; Nicaragua; Proanthocyanidins; Quality Control; Seeds; Spectroscopy, Near-Infrared; Taste; Theobromine; Trees; Xanthines | 2013 |
Biochemical evaluation of triploid progenies of diploid × tetraploid breeding populations of Camellia for genotypes rich in catechin and caffeine.
Topics: Breeding; Caffeine; Camellia; Catechin; Chromosomes, Plant; Confidence Intervals; Crosses, Genetic; Diploidy; Genotype; Hybrid Vigor; Metaphase; Principal Component Analysis; Tetraploidy; Triploidy | 2013 |
Integrated control of blister blight disease in tea using the biocontrol agent Ochrobactrum anthropi strain BMO-111 with chemical fungicides.
Topics: Animals; Basidiomycota; Biological Control Agents; Caffeine; Camellia sinensis; Catechin; Copper; Fungicides, Industrial; India; Male; Mice; Ochrobactrum anthropi; Phenols; Plant Diseases; Plant Leaves; Triazoles | 2013 |
Analysis of some selected catechins and caffeine in green tea by high performance liquid chromatography.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Plant Leaves; Tea | 2012 |
Monitoring green leaf tea quality parameters of different TV clones grown in northeast India using satellite data.
Topics: Caffeine; Camellia sinensis; Catechin; Geographic Information Systems; India; Plant Leaves | 2013 |
Correlation between catechin content and NF-κB inhibition by infusions of green and black tea.
Topics: Caffeine; Camellia sinensis; Catechin; Cells, Cultured; Chromatography, High Pressure Liquid; Epithelial Cells; Free Radical Scavengers; Gene Expression Regulation; Humans; NF-kappa B; Tea; Transcription, Genetic | 2013 |
Green tea from purple leaf coloured tea clones in Kenya- their quality characteristics.
Topics: Caffeine; Camellia sinensis; Catechin; Flavonoids; Gallic Acid; Kenya; Plant Extracts; Plant Leaves; Polyphenols; Quality Control | 2013 |
Improving the capacity of polypropylene to be used in antioxidant active films: incorporation of plasticizer and natural antioxidants.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Flavonoids; Food Packaging; Gallic Acid; Plasticizers; Polypropylenes; Quercetin; Tea | 2013 |
Chemical constituents and anticancer activity of yellow camellias against MDA-MB-231 human breast cancer cells.
Topics: Amino Acids; Antineoplastic Agents, Phytogenic; Antioxidants; Breast Neoplasms; Caffeine; Camellia; Catechin; Cell Line, Tumor; Cell Survival; Chromatography, High Pressure Liquid; Chromatography, Liquid; Female; Flavonoids; Flowers; gamma-Aminobutyric Acid; Glucosides; Humans; Kaempferols; Monosaccharides; Plant Extracts; Plant Leaves; Polyphenols; Quercetin; Tandem Mass Spectrometry | 2013 |
UHPLC determination of catechins for the quality control of green tea.
Topics: Caffeine; Calibration; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Electrochemistry; Geography; Kinetics; Mass Spectrometry; Micelles; Plant Extracts; Quality Control; Reproducibility of Results; Spectrophotometry, Ultraviolet; Tea; Theobromine; Theophylline | 2014 |
Optimization of ultrasonic extraction of phenolic antioxidants from green tea using response surface methodology.
Topics: Antioxidants; Caffeine; Catechin; Phenols; Plant Extracts; Tea; Ultrasonics | 2013 |
Rapid tea catechins and caffeine determination by HPLC using microwave-assisted extraction and silica monolithic column.
Topics: Caffeine; Camellia sinensis; Catechin; Chemical Fractionation; Chromatography, Reverse-Phase; Microwaves; Plant Extracts | 2014 |
Development of an active food packaging system with antioxidant properties based on green tea extract.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Diffusion; Food Packaging; Food Preservation; Food Safety; Free Radical Scavengers; Gallic Acid; Humans; Plant Extracts; Tea | 2014 |
Effect of white tea (Camellia sinensis (L.)) extract in the glycolytic profile of Sertoli cell.
Topics: Animals; Apoptosis; Blood Glucose; Caffeine; Catechin; Cells, Cultured; Glucose Transporter Type 1; Glycolysis; L-Lactate Dehydrogenase; Lactic Acid; Magnetic Resonance Spectroscopy; Male; Monocarboxylic Acid Transporters; Muscle Proteins; Phosphofructokinase-1; Plant Extracts; Rats; Rats, Wistar; Reproduction; RNA, Messenger; Sertoli Cells; Tea | 2014 |
Identifying key non-volatile compounds in ready-to-drink green tea and their impact on taste profile.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Humans; Plant Extracts; Taste; Tea | 2014 |
Determination of quality constituents in the young leaves of albino tea cultivars.
Topics: Amino Acids; Caffeine; Camellia sinensis; Catechin; Chlorophyll; Chlorophyll A; Discriminant Analysis; Humans; Plant Extracts; Plant Leaves; Quality Control; Taste; Tea; Xanthophylls; Zeaxanthins | 2014 |
Green tea decoction improves glucose tolerance and reduces weight gain of rats fed normal and high-fat diet.
Topics: Administration, Oral; Animals; Caffeine; Catechin; Diet, High-Fat; Glucose; Glucose Tolerance Test; Glucose Transporter Type 2; Glucose Transporter Type 4; Lipids; Male; Polyphenols; Protein Transport; Rats, Wistar; Sodium-Glucose Transporter 1; Tea; Weight Gain | 2014 |
Interactions among chemical components of Cocoa tea (Camellia ptilophylla Chang), a naturally low caffeine-containing tea species.
Topics: Animals; Anti-Inflammatory Agents; Antioxidants; Caffeine; Camellia; Camellia sinensis; Catechin; Cell Line, Tumor; China; Chromatography, High Pressure Liquid; Lipopolysaccharides; Mice; Nitric Oxide; Phytochemicals; Plant Extracts; Plant Leaves; Polyphenols; Tea; Xanthines | 2014 |
The characterization of caffeine and nine individual catechins in the leaves of green tea (Camellia sinensis L.) by near-infrared reflectance spectroscopy.
Topics: Caffeine; Camellia sinensis; Catechin; Plant Extracts; Plant Leaves; Spectroscopy, Near-Infrared; Tea | 2014 |
Properties of precipitate of creaming down by (-)-epigallocatechin-3-O-gallate and caffeine.
Topics: Caffeine; Catechin; Chemical Precipitation; Models, Molecular; Molecular Structure | 2014 |
Molecular interactions between caffeine and catechins in green tea.
Topics: Acetic Acid; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Food Packaging; Hydrogen-Ion Concentration; Plastics; Spectrophotometry; Tea; Water | 2014 |
Quantitative analysis of major constituents in green tea with different plucking periods and their antioxidant activity.
Topics: Benzothiazoles; Biphenyl Compounds; Caffeine; Camellia sinensis; Catechin; Free Radical Scavengers; Free Radicals; Glutamates; Picrates; Plant Extracts; Plant Leaves; Sulfonic Acids | 2014 |
Development and characterization of polyphenon 60 and caffeine microemulsion for enhanced antibacterial activity.
Topics: Animals; Anti-Bacterial Agents; Antioxidants; Caffeine; Catechin; Cell Death; Chlorocebus aethiops; Chromans; Emulsions; Escherichia coli; Flavonoids; Free Radical Scavengers; Microbial Sensitivity Tests; Microscopy, Electron, Transmission; Particle Size; Staphylococcus epidermidis; Static Electricity; Vero Cells | 2014 |
Oolong, black and pu-erh tea suppresses adiposity in mice via activation of AMP-activated protein kinase.
Topics: Adiponectin; Adipose Tissue, White; Adiposity; AMP-Activated Protein Kinases; Animals; Body Weight; Caffeine; Catechin; CCAAT-Enhancer-Binding Proteins; Cholesterol; Feces; Insulin-Like Growth Factor Binding Protein 1; Ion Channels; Male; Mice; Mice, Inbred ICR; Mitochondrial Proteins; Obesity; Phosphorylation; Polyphenols; PPAR gamma; RNA, Messenger; Tea; Triglycerides; Uncoupling Protein 1 | 2014 |
Electronic nose and chiral-capillary electrophoresis in evaluation of the quality changes in commercial green tea leaves during a long-term storage.
Topics: Caffeine; Calibration; Catechin; Chromatography; Chromatography, Micellar Electrokinetic Capillary; Cyclodextrins; Electronic Nose; Electrophoresis, Capillary; Food Analysis; Metals; Odorants; Oxides; Plant Leaves; Polyphenols; Quality Control; Semiconductors; Stereoisomerism; Tea; Theobromine; Time Factors; Xanthines | 2014 |
Tea component, epigallocatechin gallate, potentiates anticataleptic and locomotor-sensitizing effects of caffeine in mice.
Topics: Animals; Antipsychotic Agents; Caffeine; Catalepsy; Catechin; Disease Models, Animal; Dose-Response Relationship, Drug; Drug Synergism; Haloperidol; Lipid Peroxidation; Male; Mice; Motor Activity; Parkinsonian Disorders; Tea | 2015 |
Discrimination of Chinese teas with different fermentation degrees by stepwise linear discriminant analysis (S-LDA) of the chemical compounds.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Discriminant Analysis; Fermentation; Polyphenols; Principal Component Analysis; Tea | 2014 |
Chemometrics-enhanced high performance liquid chromatography-diode array detection strategy for simultaneous determination of eight co-eluted compounds in ten kinds of Chinese teas using second-order calibration method based on alternating trilinear decom
Topics: Algorithms; Caffeine; Calibration; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Gallic Acid; Limit of Detection; Reproducibility of Results; Species Specificity; Tandem Mass Spectrometry; Tea | 2014 |
Content Variation of Catechin Markers, Total Phenolics and Caffeine in Green Tea Dietary Supplements.
Topics: Caffeine; Calibration; Catechin; Chromatography, High Pressure Liquid; Dietary Supplements; Polyphenols; Tea | 2016 |
Inhibitory effect of black tea and its combination with acarbose on small intestinal α-glucosidase activity.
Topics: Acarbose; alpha-Amylases; alpha-Glucosidases; Animals; Biflavonoids; Blood Glucose; Caco-2 Cells; Caffeine; Camellia sinensis; Catechin; Drug Synergism; Glucose; Glucose Transporter Type 2; Glycoside Hydrolase Inhibitors; Humans; Hyperglycemia; Intestine, Small; Male; Plant Extracts; Plant Leaves; Polysaccharides; Rats; Sodium-Glucose Transporter 1 | 2015 |
Extraction Kinetics of phytochemicals and antioxidant activity during black tea (Camellia sinensis L.) brewing.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Food Analysis; Gallic Acid; Phytochemicals; Plant Leaves; Polyphenols; Sri Lanka; Tea; Time Factors | 2015 |
Transcriptomic and phytochemical analysis of the biosynthesis of characteristic constituents in tea (Camellia sinensis) compared with oil tea (Camellia oleifera).
Topics: Caffeine; Camellia; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Flowers; Glutamates; Molecular Sequence Data; Plant Leaves; Plant Proteins; Sequence Analysis, DNA; Transcriptome | 2015 |
Effect of Brewing Duration on the Antioxidant and Hepatoprotective Abilities of Tea Phenolic and Alkaloid Compounds in a t-BHP Oxidative Stress-Induced Rat Hepatocyte Model.
Topics: Alkaloids; Animals; Antioxidants; Caffeine; Catechin; Cell Survival; Chromatography, High Pressure Liquid; Hepatocytes; Liver; Male; Mitochondria; Models, Biological; Oxidative Stress; Phenols; Plant Extracts; Protective Agents; Rats; Spectrometry, Mass, Electrospray Ionization; Superoxides; Tea; tert-Butylhydroperoxide; Time Factors | 2015 |
A study on quality components and sleep-promoting effects of GABA black tea.
Topics: Animals; Caffeine; Catechin; Dose-Response Relationship, Drug; Female; gamma-Aminobutyric Acid; Male; Mice; Pentobarbital; Plant Extracts; Polyphenols; Sleep; Tea | 2015 |
Using Defatted Rice Bran as a Bioadsorbent for Carrying Tea Catechins.
Topics: Adsorption; Caffeine; Camellia sinensis; Catechin; Cellulose; Dietary Fiber; Edible Grain; Food Additives; Humans; Oryza; Plant Extracts; Plant Proteins; Tea; Temperature | 2015 |
Rapid assessment of bioactive phenolics and methylxanthines in spent coffee grounds by FT-NIR spectroscopy.
Topics: Caffeic Acids; Caffeine; Catechin; Chlorogenic Acid; Coffee; Spectroscopy, Near-Infrared; Theobromine; Theophylline; Waste Products | 2016 |
Determination and quality evaluation of green tea extracts through qualitative and quantitative analysis of multi-components by single marker (QAMS).
Topics: Caffeine; Catechin; Food Quality; Gallic Acid; Tea | 2016 |
Transcriptomic analysis of Camellia ptilophylla and identification of genes associated with flavonoid and caffeine biosynthesis.
Topics: Anthocyanins; Caffeine; Camellia; Camellia sinensis; Catechin; Flavonoids; Gene Expression Regulation, Plant; High-Throughput Nucleotide Sequencing; Isoenzymes; N-Glycosyl Hydrolases; Oxidoreductases; Oxygenases; Phylogeny; Plant Proteins; Quantitative Trait, Heritable; Theobromine; Transcriptome | 2015 |
Chiral cyclodextrin-modified micellar electrokinetic chromatography and chemometric techniques for green tea samples origin discrimination.
Topics: 2-Hydroxypropyl-beta-cyclodextrin; beta-Cyclodextrins; Caffeine; Catechin; Chromatography, Micellar Electrokinetic Capillary; Cluster Analysis; Discriminant Analysis; Food Analysis; Informatics; Principal Component Analysis; Stereoisomerism; Tea; Theobromine | 2016 |
The single and synergistic effects of the major tea components caffeine, epigallocatechin-3-gallate and L-theanine on rat sperm viability.
Topics: Animals; Caffeine; Camellia sinensis; Catechin; Cell Survival; Glutamates; Male; Plant Extracts; Rats; Rats, Wistar; Spermatozoa | 2016 |
Quantitative Analysis of Major Phytochemicals in Orthodox tea (Camellia sinensis), Oxidized under Compressed Air Environment.
Topics: Air; Antioxidants; Biflavonoids; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Compressed Air; Food Handling; Humans; Oxidation-Reduction; Oxygen; Phytochemicals; Plant Extracts; Polyphenols; Pressure; Species Specificity; Tea | 2016 |
The Dark-Purple Tea Cultivar 'Ziyan' Accumulates a Large Amount of Delphinidin-Related Anthocyanins.
Topics: Anthocyanins; Caffeine; Camellia sinensis; Catechin; Flavonoids; Plant Extracts; Plant Leaves; Polyphenols; Tea | 2016 |
Assessment of flavanol stereoisomers and caffeine and theobromine content in commercial chocolates.
Topics: Biflavonoids; Cacao; Caffeine; Catechin; Chocolate; Chromatography, High Pressure Liquid; Flavonoids; Food Analysis; Polyphenols; Proanthocyanidins; Stereoisomerism; Theobromine; Xanthines | 2016 |
Antioxidative potential, nutritional value and sensory profiles of confectionery fortified with green and yellow tea leaves (Camellia sinensis).
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Consumer Behavior; Dietary Carbohydrates; Dietary Fiber; Dietary Proteins; Food Additives; Food Handling; Food, Fortified; Functional Food; Lipid Metabolism; Nutritive Value; Plant Leaves; Polyphenols; Smell; Taste; Tea | 2016 |
[Characteristic Chromatograms Analysis and Simultaneous Determination of Six Marker Components in Xinnaojian Capsules].
Topics: Caffeine; Capsules; Catechin; Chromatography, High Pressure Liquid; Drugs, Chinese Herbal; Gallic Acid; Quality Control | 2015 |
Guaraná (Paullinia cupana) seeds: Selective supercritical extraction of phenolic compounds.
Topics: Anti-Infective Agents; Brazil; Caffeine; Catechin; Chromatography, High Pressure Liquid; Ethanol; Methanol; Microscopy, Electron, Scanning; Paullinia; Plant Extracts; Polyphenols; Pressure; Quality Control; Seeds; Staphylococcus aureus; Temperature | 2016 |
Developmental changes in carbon and nitrogen metabolism affect tea quality in different leaf position.
Topics: Amino Acids; Biosynthetic Pathways; Caffeine; Camellia sinensis; Carbohydrates; Carbon; Catechin; Cell Respiration; Chlorophyll; Nitrogen; Photosynthesis; Photosystem II Protein Complex; Plant Leaves; Polyphenols; Solubility; Starch | 2016 |
Synergistic effects of caffeine and catechins on lipid metabolism in chronically fed mice via the AMP-activated protein kinase signaling pathway.
Topics: Acyl-CoA Oxidase; AMP-Activated Protein Kinases; Animals; Biomarkers; Caffeine; Carnitine Acyltransferases; Catechin; Cholesterol; Drug Synergism; Fatty Acid Synthases; Feces; Female; Lipase; Lipid Metabolism; Liver; Mice; Mice, Inbred ICR; Organ Size; PPAR gamma; Signal Transduction; Sterol Esterase; Triglycerides; Weight Gain | 2017 |
Simultaneous separation and purification of (-)-epigallocatechin gallate and caffeine from tea extract by size exclusion effect on modified porous adsorption material.
Topics: Adsorption; Caffeine; Catechin; Chromatography, Gel; Chromatography, High Pressure Liquid; Kinetics; Porosity; Spectrophotometry, Ultraviolet; Tea; Thermodynamics | 2016 |
(-)-Epigallocatechin-3-O-gallate (EGCG) attenuates the hemodynamics stimulated by caffeine through decrease of catecholamines release.
Topics: Adult; Animals; Caffeine; Catechin; Catecholamines; Dose-Response Relationship, Drug; Drug Interactions; Hemodynamics; Humans; Male; Rats; Rats, Sprague-Dawley | 2016 |
Metabolic Changes of Caffeine in Tea Plant (Camellia sinensis (L.) O. Kuntze) as Defense Response to Colletotrichum fructicola.
Topics: Caffeine; Camellia sinensis; Catechin; Colletotrichum; Plant Diseases; Plant Extracts; Plant Proteins | 2016 |
Determination of volatile organic compounds, catechins, caffeine and theanine in Jukro tea at three growth stages by chromatographic and spectrometric methods.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Gas Chromatography-Mass Spectrometry; Glutamates; Plant Leaves; Spectrum Analysis; Tea; Volatile Organic Compounds | 2017 |
Anti-stress effects of drinking green tea with lowered caffeine and enriched theanine, epigallocatechin and arginine on psychosocial stress induced adrenal hypertrophy in mice.
Topics: Adrenal Glands; Animals; Arginine; Caffeine; Camellia sinensis; Catechin; Drug Interactions; Glutamates; Hypertrophy; Male; Mice; Phytotherapy; Plant Extracts; Stress, Psychological; Tea; Temperature; Water | 2016 |
Binding of tea catechins to rice bran protein isolate: Interaction and protective effect during in vitro digestion.
Topics: Adsorption; Biophysical Phenomena; Caffeine; Catechin; Digestion; Gastrointestinal Tract; Kinetics; Oryza; Plant Proteins; Seeds; Spectroscopy, Fourier Transform Infrared; Temperature | 2017 |
From Cell to Beak: In-Vitro and In-Vivo Characterization of Chicken Bitter Taste Thresholds.
Topics: Animals; Avoidance Learning; Beak; Caffeine; Catechin; Chickens; Erythromycin; Gene Expression; HEK293 Cells; Humans; Ligands; Nicotine; Quinine; Receptors, G-Protein-Coupled; Taste Threshold; Transfection | 2017 |
Evaluation of New Cleanup Agents for Analysis of Pesticide Residues in Tea.
Topics: Caffeine; Catechin; Food Analysis; Graphite; Pesticide Residues; Silanes; Silica Gel; Silicon Dioxide; Tea | 2017 |
Stimulation in primary and secondary metabolism by elevated carbon dioxide alters green tea quality in Camellia sinensis L.
Topics: Biosynthetic Pathways; Caffeine; Camellia sinensis; Carbon; Carbon Dioxide; Catechin; Cell Respiration; Food Quality; Gene Expression Regulation, Plant; Nitrogen; Photosynthesis; Plant Proteins; Secondary Metabolism; Starch; Tea | 2017 |
Effects of catechins and caffeine on the development of atherosclerosis in mice.
Topics: Animals; Aorta; Atherosclerosis; Body Weight; Caffeine; Catechin; Drug Interactions; Eating; Female; Gene Expression Regulation; Lipid Peroxidation; Lipids; Mice; Mice, Inbred C57BL; Scavenger Receptors, Class E; Tumor Necrosis Factor-alpha | 2017 |
Chemical profiling of guarana seeds (Paullinia cupana) from different geographical origins using UPLC-QTOF-MS combined with chemometrics.
Topics: Biflavonoids; Brazil; Caffeine; Catechin; Chromatography, High Pressure Liquid; Mass Spectrometry; Paullinia; Phenols; Proanthocyanidins; Seeds; Theobromine; Theophylline | 2017 |
Effect of brewing time and temperature on antioxidant capacity and phenols of white tea: Relationship with sensory properties.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Cooking; Humans; Phenols; Plant Leaves; Polyphenols; Spain; Taste; Tea; Temperature; Time Factors | 2018 |
Application of metabolomics profiling in the analysis of metabolites and taste quality in different subtypes of white tea.
Topics: Amino Acids; Astringents; Benzopyrans; Biflavonoids; Caffeine; Catechin; Flavones; Flavonoids; Flavonols; Gallic Acid; Glycosides; Hydroxybenzoates; Metabolomics; Odorants; Phenols; Plant Extracts; Polyphenols; Proanthocyanidins; Quinic Acid; Taste; Tea | 2018 |
Effect of shading intensity on morphological and color traits and on chemical components of new tea (Camellia sinensis L.) shoots under direct covering cultivation.
Topics: Caffeine; Camellia sinensis; Catechin; Chlorophyll; Color; Crop Production; Glutamates; Japan; Phenotype; Plant Leaves; Seasons; Tea | 2018 |
Far-Infrared Optimization of the Fragrance-Improving Process with Temperature and Humidity Control for Green Tea.
Topics: Caffeine; Catechin; Databases, Factual; Flavonoids; Food Handling; Infrared Rays; Odorants; Plant Leaves; Polyphenols; Taste; Tea; Temperature | 2018 |
Striking changes in tea metabolites due to elevational effects.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Discriminant Analysis; Gas Chromatography-Mass Spectrometry; Least-Squares Analysis; Mass Spectrometry; Olfactometry; Tea; Temperature; Volatile Organic Compounds | 2018 |
Gene co-expression network analysis reveals coordinated regulation of three characteristic secondary biosynthetic pathways in tea plant (Camellia sinensis).
Topics: Caffeine; Camellia sinensis; Catechin; Gene Expression Regulation, Plant; Gene Regulatory Networks; Glutamates; High-Throughput Nucleotide Sequencing; Metabolic Networks and Pathways; Plant Leaves; Transcriptome | 2018 |
Hongyacha, a Naturally Caffeine-Free Tea Plant from Fujian, China.
Topics: Caffeine; Camellia sinensis; Catechin; China; Tea; Theobromine | 2018 |
Metabolite profiling and transcriptomic analyses reveal an essential role of UVR8-mediated signal transduction pathway in regulating flavonoid biosynthesis in tea plants (Camellia sinensis) in response to shading.
Topics: Biosynthetic Pathways; Caffeine; Camellia sinensis; Catechin; Chlorophyll; Flavonoids; Gene Expression Profiling; Glutamates; Light; Metabolome; Metabolomics; Plant Leaves; Plant Proteins; Signal Transduction; Tea; Transcriptome | 2018 |
Effects of Maturity at Harvest and Fermentation Conditions on Bioactive Compounds of Cocoa Beans.
Topics: Alkaloids; Antioxidants; Cacao; Caffeine; Catechin; Chocolate; Fermentation; Fruit; Humans; Phenols; Phytochemicals; Polyphenols; Proanthocyanidins; Theobromine | 2019 |
Spatial changes in leaf biochemical profile of two tea cultivars following cold storage under two different vapour pressure deficit (VPD) conditions.
Topics: Caffeine; Camellia sinensis; Catechin; Cold Temperature; Food Storage; Plant Leaves; Theobromine; Vapor Pressure | 2019 |
The Influence of a Xanthine-Catechin Chemical Matrix on in vitro Macrophage-Activation Triggered by Antipsychotic Ziprasidone.
Topics: Animals; Antipsychotic Agents; Caffeine; Catechin; Cell Proliferation; Complex Mixtures; Inflammation; Macrophage Activation; Macrophages; Mice; Oxidative Stress; Paullinia; Piperazines; RAW 264.7 Cells; Theobromine; Thiazoles; Xanthine | 2019 |
Effects of hydroalcoholic and enzyme-assisted extraction processes on the recovery of catechins and methylxanthines from crude and waste seeds of guarana (Paullinia cupana).
Topics: Antioxidants; Caffeine; Catechin; Paullinia; Phenol; Plant Extracts; Seeds; Theobromine; Theophylline; Xanthines | 2019 |
The growth of tea.
Topics: Animals; Antioxidants; Caffeine; Catechin; China; Crop Production; Crops, Agricultural; Europe; Evolution, Molecular; Genome, Plant; Glutamates; History, 17th Century; History, 19th Century; History, Ancient; History, Medieval; Humans; India; Japan; Phylogeny; Secondary Metabolism; Taste; Tea | 2019 |
The science of tea's mood-altering magic.
Topics: Adenosine; Affect; Alpha Rhythm; Animals; Antioxidants; Behavior; Beta Rhythm; Blood-Brain Barrier; Caffeine; Catechin; Cognition; Dementia; Depression; Exercise; gamma-Aminobutyric Acid; Glutamates; Humans; Hydrocortisone; Life Style; Mental Health; Middle Aged; Stress, Psychological; Tea; Theta Rhythm | 2019 |
Genomic focus brings tea research to the boil.
Topics: Antioxidants; Caffeine; Catechin; CRISPR-Cas Systems; Droughts; Food, Genetically Modified; Genetic Engineering; Humans; Internationality; Methyltransferases; Plant Breeding; Plant Diseases; Research; Taste; Tea; Theobromine; Time Factors | 2019 |
Coadministration of epigallocatechin-3-gallate (EGCG) and caffeine in low dose ameliorates obesity and nonalcoholic fatty liver disease in obese rats.
Topics: Animals; Body Weight; Caffeine; Catechin; Diet, High-Fat; Dose-Response Relationship, Drug; Drug Therapy, Combination; Male; Non-alcoholic Fatty Liver Disease; Obesity; Oxidative Stress; Rats; Rats, Sprague-Dawley; Tea | 2019 |
Ingredients in Zijuan Pu'er Tea Extract Alleviate β-Amyloid Peptide Toxicity in a
Topics: Alzheimer Disease; Amyloid beta-Peptides; Animals; Animals, Genetically Modified; Antioxidants; Biflavonoids; Caenorhabditis elegans; Caffeine; Catechin; Disease Models, Animal; Gene Expression Regulation; Humans; Oxidative Stress; Paralysis; Plant Extracts; Proanthocyanidins; Reactive Oxygen Species; Signal Transduction; Superoxide Dismutase; Tea | 2019 |
Effects of Tea-Polysaccharide Conjugates and Metal Ions on Precipitate Formation by Epigallocatechin Gallate and Caffeine, the Key Components of Green Tea Infusion.
Topics: Caffeine; Catechin; Chemical Precipitation; Ions; Metals; Polysaccharides; Tea | 2019 |
Caffeine Content and Related Gene Expression: Novel Insight into Caffeine Metabolism in Camellia Plants Containing Low, Normal, and High Caffeine Concentrations.
Topics: Caffeine; Camellia sinensis; Catechin; Gene Expression Profiling; Gene Expression Regulation, Plant; Plant Proteins; Theobromine | 2019 |
The qualitative and quantitative assessment of tea quality based on E-nose, E-tongue and E-eye combined with chemometrics.
Topics: Amino Acids; Caffeine; Catechin; Electronic Nose; Eye; Food Analysis; Food Quality; Least-Squares Analysis; Polyphenols; Quality Control; Taste; Tea; Tongue | 2019 |
Using Caffeine and Free Amino Acids To Enhance the Transepithelial Transport of Catechins in Caco-2 Cells.
Topics: Amino Acids; Biological Transport; Caco-2 Cells; Caffeine; Catechin; Epithelial Cells; Humans; Kinetics; Multidrug Resistance-Associated Protein 2; Multidrug Resistance-Associated Proteins | 2019 |
[Study of Tea and Coffee on Inactivation of Kudoa septempunctata].
Topics: Animals; Caffeine; Catechin; Coffee; Myxozoa; Tea | 2019 |
Caffeine-free hawk tea lowers cholesterol by reducing free cholesterol uptake and the production of very-low-density lipoprotein.
Topics: Animals; Anticholesteremic Agents; Biological Transport, Active; Caffeine; Catechin; Cholesterol; Disease Models, Animal; Dyslipidemias; Feeder Cells; Gastrointestinal Microbiome; Hep G2 Cells; Humans; Kaempferols; Lipid Metabolism; Lipoproteins, VLDL; Litsea; Liver; Male; Models, Biological; Quercetin; Rats; Rats, Sprague-Dawley; Receptors, LDL; Sterol Regulatory Element Binding Protein 2; Teas, Medicinal | 2019 |
Comparative proteomics reveals concordant and discordant biochemical effects of caffeine versus epigallocatechin-3-gallate in human endothelial cells.
Topics: Caffeine; Catechin; Cells, Cultured; Down-Regulation; Endothelial Cells; Humans; Proteomics; RNA, Messenger; Tea; Transcriptional Activation | 2019 |
Production and characterization of solid lipid microparticles loaded with guaraná (Paullinia cupana) seed extract.
Topics: alpha-Amylases; alpha-Glucosidases; Anti-Obesity Agents; Caffeine; Catechin; Chromatography, High Pressure Liquid; Delayed-Action Preparations; Freeze Drying; Fruit; Lipase; Particle Size; Paullinia; Phenols; Plant Extracts; Seeds; Theobromine; Theophylline | 2019 |
Evidence of noncovalent complexes in some natural extracts: Ceylon tea and mate extracts.
Topics: Biflavonoids; Caffeine; Camellia sinensis; Catechin; Chlorogenic Acid; Chromatography, Liquid; Ilex paraguariensis; Magnetic Resonance Spectroscopy; Mass Spectrometry; Plant Extracts; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Tea | 2020 |
Catechins and Caffeine Promote Lipid Metabolism and Heat Production Through the Transformation of Differentiated 3T3-L1 Adipocytes from White to Beige Adipocytes.
Topics: 3T3-L1 Cells; Adipocytes; Adipocytes, Beige; Animals; Caffeine; Catechin; Cell Differentiation; Glycerolphosphate Dehydrogenase; Lipid Metabolism; Mice; Thermogenesis | 2020 |
Seven-day Green Tea Supplementation Revamps Gut Microbiome and Caecum/Skin Metabolome in Mice from Stress.
Topics: Amino Acids; Animals; Bifidobacterium; Caffeine; Catechin; Cecum; Clostridium butyricum; Fatty Acids; Female; Glutamates; Lactobacillus; Metabolome; Mice; Microbiota; Plant Extracts; Prebiotics; Skin; Stress, Physiological; Tea; Ultraviolet Rays | 2019 |
Characterization of genome-wide genetic variations between two varieties of tea plant (Camellia sinensis) and development of InDel markers for genetic research.
Topics: Biosynthetic Pathways; Caffeine; Camellia sinensis; Catechin; Genetic Markers; Genome, Plant; INDEL Mutation; Phylogeny; Plant Leaves; Polymorphism, Single Nucleotide; Whole Genome Sequencing | 2019 |
Prediction of suitable brewing cuppages of Dahongpao tea based on chemical composition, liquor colour and sensory quality in different brewing.
Topics: Amino Acids; Caffeine; Camellia sinensis; Carbohydrates; Catechin; Color; Cooking; Food Analysis; Food Quality; Nucleotides; Polyphenols; Taste; Tea | 2020 |
Differential effect of catechin hydrate and caffeine and it's metabolite on prevention of methemoglobinemia caused by nitrate and nitrite containing drugs used for the treatment of coronary heart disease.
Topics: Caffeine; Catechin; Coronary Disease; Humans; Methemoglobinemia; Nitrates; Nitrites; Pharmaceutical Preparations | 2020 |
Physiological and biochemical responses of tea seedlings (Camellia sinensis) to simulated acid rain conditions.
Topics: Acid Rain; Amino Acids; Antioxidants; Ascorbate Peroxidases; Caffeine; Camellia sinensis; Catalase; Catechin; Malondialdehyde; Nitrogen; Oxidative Stress; Photosynthesis; Plant Leaves; Seedlings | 2020 |
Caffeine and catechin towards prevention of drug induced oxidation of hemoglobin: A spectroscopic study.
Topics: Antioxidants; Caffeine; Catechin; Hemoglobins; Humans; Methemoglobin; Methemoglobinemia; Models, Molecular; Nitrites; Oxidation-Reduction | 2020 |
Transcriptomic Analysis Reveals the Molecular Adaptation of Three Major Secondary Metabolic Pathways to Multiple Macronutrient Starvation in Tea (
Topics: Adaptation, Physiological; Caffeine; Camellia sinensis; Catechin; Eating; Gene Expression Regulation, Plant; Metabolic Networks and Pathways; Nitrogen; Nutrients; Phosphates; Plant Proteins; Potassium; Secondary Metabolism; Starvation; Transcriptome | 2020 |
Micro-NIR spectrometer for quality assessment of tea: Comparison of local and global models.
Topics: Algorithms; Caffeine; Calibration; Camellia sinensis; Catechin; Cheminformatics; Food Analysis; Food Quality; Linear Models; Models, Chemical; Nonlinear Dynamics; Smartphone; Spectroscopy, Near-Infrared; Support Vector Machine; Tea | 2020 |
The Biosynthesis of Main Taste Compounds Is Coordinately Regulated by miRNAs and Phytohormones in Tea Plant (
Topics: Caffeine; Camellia sinensis; Catechin; Flavoring Agents; Gene Expression Regulation, Plant; Glutamates; MicroRNAs; Plant Growth Regulators; Plant Leaves; Plant Proteins | 2020 |
Amyloid Aggregation of Insulin: An Interaction Study of Green Tea Constituents.
Topics: Amyloid; Binding Sites; Caffeine; Catechin; Gallic Acid; Humans; Insulin; Kinetics; Molecular Docking Simulation; Protein Aggregates; Protein Structure, Secondary; Tea | 2020 |
Quality assessment of instant green tea using portable NIR spectrometer.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Least-Squares Analysis; Refractometry; Tea | 2020 |
Baiyacha, a wild tea plant naturally occurring high contents of theacrine and 3″-methyl-epigallocatechin gallate from Fujian, China.
Topics: Alkaloids; Caffeine; Camellia; Catechin; China; Gallic Acid; Plant Extracts; Plant Leaves; Tea; Teas, Herbal; Uric Acid | 2020 |
Natural compounds attenuate heavy metal-induced PC12 cell damage.
Topics: alpha-Tocopherol; Animals; Antioxidants; Apoptosis; Ascorbic Acid; Caffeine; Catechin; Cell Survival; China; Gallic Acid; Heavy Metal Poisoning; Metals, Heavy; Neuroprotective Agents; Oxidative Stress; PC12 Cells; Rats; Reactive Oxygen Species; Resveratrol | 2020 |
Integrated transcriptomics and metabolomics analysis of catechins, caffeine and theanine biosynthesis in tea plant (Camellia sinensis) over the course of seasons.
Topics: Caffeine; Camellia sinensis; Catechin; Gene Expression; Glutamates; Metabolomics; Phenotype; Plant Leaves; Seasons; Transcription Factors; Transcriptome | 2020 |
Antidepressant Effect of Shaded White Leaf Tea Containing High Levels of Caffeine and Amino Acids.
Topics: Amino Acids; Amylases; Animals; Antidepressive Agents; Arginine; Behavior, Animal; Caffeine; Catechin; Female; Glutamates; Humans; Male; Mice; Placebo Effect; Plant Extracts; Plant Leaves; Stress, Psychological; Tea; Young Adult | 2020 |
Chemical implications and time reduction of on-farm cocoa fermentation by Saccharomyces cerevisiae and Pichia kudriavzevii.
Topics: Amines; Cacao; Caffeine; Catechin; Chocolate; Farms; Fermentation; Food Microbiology; Hydrogen-Ion Concentration; Phenols; Pichia; Saccharomyces cerevisiae; Temperature; Theobromine; Theophylline; Time Factors | 2021 |
Analytical strategy coupled to chemometrics to differentiate Camellia sinensis tea types based on phenolic composition, alkaloids, and amino acids.
Topics: Alkaloids; Amino Acids; Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Discriminant Analysis; Fermentation; Food Analysis; Gallic Acid; Phenols; Plant Extracts; Principal Component Analysis; Tea | 2020 |
Exogenous melatonin improves tea quality under moderate high temperatures by increasing epigallocatechin-3-gallate and theanine biosynthesis in Camellia sinensis L.
Topics: Caffeine; Camellia sinensis; Catechin; Climate; Glutamates; Melatonin; Photosynthesis; Plant Leaves; Tea; Temperature | 2020 |
The Effects of Resveratrol, Caffeine, β-Carotene, and Epigallocatechin Gallate (EGCG) on Amyloid-
Topics: Amyloid beta-Peptides; beta Carotene; Brain; Caffeine; Catechin; Cell Membrane; Microscopy, Fluorescence; Molecular Dynamics Simulation; Peptide Fragments; Resveratrol; Spectrophotometry, Ultraviolet; X-Ray Diffraction | 2020 |
Role of green tea nanoparticles in process of tea cream formation - A new perspective.
Topics: Caffeine; Calorimetry; Catechin; Dynamic Light Scattering; Hydrophobic and Hydrophilic Interactions; Microscopy, Electron, Transmission; Nanoparticles; Tea | 2021 |
Transcriptomic analysis of tea plant (Camellia sinensis) revealed the co-expression network of 4111 paralogous genes and biosynthesis of quality-related key metabolites under multiple stresses.
Topics: Caffeine; Camellia sinensis; Catechin; Gene Regulatory Networks; Plant Proteins; Stress, Physiological; Transcription Factors; Transcriptome | 2021 |
Multiple-genotypes transcriptional analysis revealed candidates genes and nucleotide variants for improvement of quality characteristics in tea (Camellia sinensis (L.) O. Kuntze).
Topics: Caffeine; Camellia sinensis; Catechin; Genotype; Glutamates; Oils, Volatile; Plant Proteins; Polymorphism, Single Nucleotide; Protein Interaction Maps; Quantitative Trait, Heritable; Transcriptome | 2021 |
Effects of stem removal on physicochemical properties and sensory quality of tencha beverages (Camellia sinensis; Chuanxiaoye).
Topics: Beverages; Caffeine; Camellia sinensis; Catechin; Chemical Phenomena; Chlorophyll; Odorants; Phenols; Plant Leaves; Plant Stems; Quality Control; Sensation; Taste; Tea | 2021 |
Potential of spectroscopic analyses for non-destructive estimation of tea quality-related metabolites in fresh new leaves.
Topics: Algorithms; Amino Acids; Caffeine; Catechin; Plant Leaves; Spectroscopy, Near-Infrared; Tea | 2021 |
Identify the interactions between phytochemicals and proteins in the complicated food matrix.
Topics: Animals; Antioxidants; Caffeine; Caseins; Catechin; Coffee; Milk; Photochemical Processes; Phytochemicals; Soy Milk | 2021 |
Targeted and nontargeted metabolomics analysis for determining the effect of storage time on the metabolites and taste quality of keemun black tea.
Topics: Astringents; Biflavonoids; Caffeine; Catechin; Gallic Acid; Metabolomics; Polyphenols; Quinic Acid; Taste; Tea | 2021 |
Combined use of epigallocatechin-3-gallate (EGCG) and caffeine in low doses exhibits marked anti-obesity synergy through regulation of gut microbiota and bile acid metabolism.
Topics: Animals; Anti-Obesity Agents; Bile Acids and Salts; Caffeine; Catechin; Cholesterol 7-alpha-Hydroxylase; Drug Synergism; Drug Therapy, Combination; Fatty Acids, Volatile; Feces; Gastrointestinal Microbiome; Liver; Male; Obesity; Rats; Rats, Sprague-Dawley; Receptors, Cytoplasmic and Nuclear; Receptors, G-Protein-Coupled | 2021 |
Epigallocatechin-3-gallate plays more predominant roles than caffeine for inducing actin-crosslinking, ubiquitin/proteasome activity and glycolysis, and suppressing angiogenesis features of human endothelial cells.
Topics: Angiogenesis Inhibitors; Caffeine; Catechin; Cell Line, Tumor; Cell Proliferation; Coffee; Cross-Linking Reagents; Endothelial Cells; Endothelium, Vascular; Glycolysis; Humans; Matrix Metalloproteinase 2; Neovascularization, Pathologic; Proteasome Endopeptidase Complex; Tea; Ubiquitin; Ubiquitination | 2021 |
Effect of Water Hardness on Catechin and Caffeine Content in Green Tea Infusions.
Topics: Caffeine; Camellia sinensis; Catechin; Chromatography, High Pressure Liquid; Hardness; Minerals; Plant Extracts; Tea; Water | 2021 |
Chemometric tools in the optimization of a microwave-assisted digestion procedure for guarana-based drink samples and data analysis from elemental, caffeine, and epicatechin contents.
Topics: Caffeine; Catechin; Data Analysis; Digestion; Hydrogen Peroxide; Microwaves; Paullinia | 2021 |
Foliar application of glycinebetaine and Zn fertilizer improves both the apparent and functional qualities of albino tea [
Topics: Betaine; Caffeine; Camellia sinensis; Carotenoids; Catechin; Chlorophyll; Fertilizers; Glutamates; Metabolomics; Nitrogen; Photosynthesis; Plant Leaves; Tea; Zinc | 2021 |
Complexation of caffeine and theophylline with epigallocatechin gallate in aqueous solution: Nuclear magnetic resonance, molecular docking and thermodynamics studies.
Topics: Caffeine; Catechin; Magnetic Resonance Spectroscopy; Molecular Docking Simulation; Theophylline; Thermodynamics | 2021 |
Development of HPLC Method for Catechins and Related Compounds Determination and Standardization in Miang (Traditional Lanna Fermented Tea Leaf in Northern Thailand).
Topics: Caffeine; Camellia sinensis; Catechin; Chemistry Techniques, Analytical; Chromatography, High Pressure Liquid; Gallic Acid; Plant Extracts; Plant Leaves; Reference Standards; Thailand; Validation Studies as Topic | 2021 |
Mitigative effect of green tea extract against mercury(II) chloride toxicity in Allium cepa L. model.
Topics: Antioxidants; Caffeine; Catechin; Chlorides; Hydrogen Peroxide; Mercury; Onions; Plant Extracts; Plant Roots; Superoxides; Tea | 2022 |
Effects of the psychoactive compounds in green tea on risky decision-making.
Topics: Animals; Anti-Anxiety Agents; Behavior, Animal; Caffeine; Catechin; Cognition; Compulsive Behavior; Decision Making; Dose-Response Relationship, Drug; Drug Monitoring; Locomotion; Models, Animal; Psychotropic Drugs; Rats; Risk-Taking; Tea | 2022 |
Diverse roles of MYB transcription factors in regulating secondary metabolite biosynthesis, shoot development, and stress responses in tea plants (Camellia sinensis).
Topics: Anthocyanins; Caffeine; Camellia sinensis; Catechin; Flavonoids; Gene Expression Regulation, Plant; Plant Leaves; Plant Proteins; Secondary Metabolism; Tea; Transcription Factors | 2022 |
Comparative and Combined Effects of Epigallocatechin-3-gallate and Caffeine in Reducing Lipid Accumulation in Caenorhabditis elegans.
Topics: Animals; Caenorhabditis elegans; Caffeine; Catechin; Cholesterol; Triglycerides | 2022 |
Integrative analysis of transcriptome and metabolome reveals the mechanism of foliar application of Bacillus amyloliquefaciens to improve summer tea quality (Camellia sinensis).
Topics: Amino Acids; Bacillus amyloliquefaciens; Caffeine; Camellia sinensis; Catechin; Metabolome; Plant Leaves; Tea; Transcriptome | 2022 |
Chemical characterisation by UPLC-Q-ToF-MS/MS and antibacterial potential of Coffea arabica L. leaves: A coffee by-product.
Topics: Agar; Alkaloids; Anti-Bacterial Agents; Caffeine; Catechin; Coffea; Ethanol; Gas Chromatography-Mass Spectrometry; Gram-Negative Bacteria; Gram-Positive Bacteria; Plant Extracts; Proanthocyanidins; Quinic Acid; Tandem Mass Spectrometry | 2022 |
Another perspective to explain green tea cream: Utilizing engineered catechin-caffeine complex.
Topics: Caffeine; Catechin; Chromatography, High Pressure Liquid; Dynamic Light Scattering; Tea | 2022 |
Improvement of Depressed Mood with Green Tea Intake.
Topics: Animals; Arginine; Basic Helix-Loop-Helix Transcription Factors; Brain; Caffeine; Catechin; Humans; Hypertrophy; Mice; Tea | 2022 |
Chemical composition and anti-inflammatory activity of water extract from black cocoa tea (Camellia ptilophylla).
Topics: Anti-Inflammatory Agents; Caffeine; Camellia; Catechin; China; Cyclooxygenase 2; Gallic Acid; Interleukin-6; Lipopolysaccharides; Mitogen-Activated Protein Kinases; Nitric Oxide; Nitric Oxide Synthase Type II; Phosphatidylinositols; Plant Extracts; Prostaglandins; Proto-Oncogene Proteins c-akt; Tea; Theobromine; Tumor Necrosis Factor-alpha; Water | 2022 |
Multiple response optimizations on the leached-spray-dried bancha green tea towards healthy ageing.
Topics: Caffeine; Catechin; Phenols; Plant Extracts; Polyphenols; Tea | 2022 |
Topics: Caffeine; Camellia sinensis; Catechin; Chemometrics; Plant Leaves; Quality Control; Tea | 2023 |
Characterization of Effects of Different Tea Harvesting Seasons on Quality Components, Color and Sensory Quality of "Yinghong 9" and "Huangyu" Large-Leaf-Variety Black Tea.
Topics: Caffeine; Camellia sinensis; Catechin; Plant Leaves; Seasons; Tea | 2022 |
Special tea products featuring functional components: Health benefits and processing strategies.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Humans; Tea | 2023 |
De novo full length transcriptome analysis of a naturally caffeine-free tea plant reveals specificity in secondary metabolic regulation.
Topics: Caffeine; Camellia sinensis; Catechin; Gene Expression Profiling; Gene Expression Regulation, Plant; Plant Leaves; Plant Proteins; Tea; Transcriptome | 2023 |
Membrane permeabilizers enhance biofortification of Brassica microgreens by interspecific transfer of metabolites from tea (Camellia sinensis).
Topics: Biofortification; Brassica; Caffeine; Camellia sinensis; Catechin; Edetic Acid; Tea | 2023 |
Characteristics and Relationships between Total Polyphenol and Flavonoid Contents, Antioxidant Capacities, and the Content of Caffeine, Gallic Acid, and Major Catechins in Wild/Ancient and Cultivated Teas in Vietnam.
Topics: Antioxidants; Caffeine; Catechin; Chromatography, High Pressure Liquid; Flavonoids; Gallic Acid; Polyphenols; Tea; Vietnam | 2023 |
Effects of epigallocatechin gallate, caffeine, and their combination on fat accumulation in high-glucose diet-fed Caenorhabditis elegans.
Topics: Animals; Caenorhabditis elegans; Caffeine; Catechin; Diet; Glucose; Tea; Triglycerides | 2023 |
Supercritical Fluid Extraction (SFE) of Polar Compounds from
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Chromatography, Supercritical Fluid; Ethanol; Plant Extracts; Plant Leaves; Solvents; Water | 2023 |
Aggregation kinetics of green tea nanoparticles: Effects of pH, metal ions, and temperature.
Topics: Caffeine; Catechin; Hydrogen-Ion Concentration; Ions; Metals; Nanoparticles; Tea; Temperature | 2023 |
The flavor characteristics and antioxidant capability of aged Jinhua white tea and the mechanisms of its dynamic evolution during long-term aging.
Topics: Antioxidants; Caffeine; Catechin; Flavonoids; Polyphenols; Tea | 2024 |
Catechin Composition, Phenolic Content, and Antioxidant Properties of Commercially-Available Bagged, Gunpowder, and Matcha Green Teas.
Topics: Antioxidants; Caffeine; Camellia sinensis; Catechin; Phenols; Plant Extracts; Tea | 2023 |