acetonitrile has been researched along with Sensitivity and Specificity in 436 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 62 (14.22) | 18.2507 |
| 2000's | 196 (44.95) | 29.6817 |
| 2010's | 175 (40.14) | 24.3611 |
| 2020's | 3 (0.69) | 2.80 |
| Authors | Studies |
|---|---|
| Beyene, AM; Du, X; E Schrunk, D; Ensley, S; Rumbeiha, WK | 1 |
| Asthana, C; Patel, RP; Peterson, GM; Shastri, MD | 1 |
| Banerjee, T; Biswas, S; Chinnusamy, V; Harshang, T; Mukhopadhyay, A; Patanjali, N; Singh, A | 1 |
| Hang, L; Huang, W; Jiang, X; Li, C; Wang, Y; Yang, H | 1 |
| Bailey, J; Cox, S; Gordon, K; Souza, M; White, M | 1 |
| Alexandrin, VV; Bulgakova, PO; Fedoseev, AN; Gadieva, VA; Ivanov, AV; Kruglova, MP; Kubatiev, AA; Kushlinskii, NE; Luzyanin, BP; Virus, ED | 1 |
| Guo, MQ; Li, N; Liu, L; Liu, N; Sun, BQ; Wang, YT; Wu, JL; Zhou, H; Zhu, MZ | 1 |
| Ji, X; Li, Z; Liu, Y; Qian, M; Wang, J; Wu, H; Xu, J; Yang, H | 1 |
| Caba, IC; Cioroiu, BI; Cioroiu, ME; Lazar, MI; Niculaua, M; Prisăcaru, I | 1 |
| Sadok, I; Staniszewska, MM; Szmagara, A | 1 |
| Adaime, MB; de Souza, MP; Prestes, OD; Rizzetti, TM; Zanella, R | 1 |
| Fish, WP; Hu, Y; Huang, Z; Perrone, R; Ruan, J; Zha, Y | 1 |
| Gupta, A; Krishnan, AA; Malekadi, PK; Mohamed, DP; Rangasamy, R; Saxena, SK; Sengar, AS; Singh, DP; Uke, SP | 1 |
| Han, R; Perkins, B; Wang, C; Wang, Z | 1 |
| Huang, JG; Li, D; Li, G; Si, LQ; Yang, CL | 1 |
| Huang, C; Li, J; Sun, Y; Wan, H; Wang, Q; Zhang, H; Zhang, J; Zhong, H | 1 |
| Elmansi, HM; Fathy, ME; Ibrahim, FA | 1 |
| Bonige, KB; K, CR; Korupolu, RB; N, S; Ray, UK; Salapaka, A; Sharma, HK; T, CR | 1 |
| Fish, WP; Huang, Z | 1 |
| Biasone, A; Cianci, G; Di Tommaso, D; Galletti, P; Moretti, F; Piaggesi, A; Tagliavini, E | 1 |
| Jestoi, M; Peltonen, K; Rokka, M | 1 |
| Meier, UC | 1 |
| Boucher, BA; Herring, VL; Hickerson, WL; Hu, ZY; Laizure, SC; Parker, RB | 1 |
| Hongwei, H; Qingyuan, H; Wei, X; Xiaotao, Z | 1 |
| Feng, YQ; He, XM; Li, XS; Luo, YB; Wang, ST; Yuan, BF; Zhu, GT | 1 |
| Abdelkawy, M; El Gindy, AE; Hegazy, M; Kessiba, A | 1 |
| Li, Y; Liu, Z; Sheng, L | 1 |
| Geditz, MC; Heinkele, G; Hofmann, U; Kerb, R; Lämmerhofer, M; Lindner, W; Ramharter, M; Schwab, M | 1 |
| Cox, JT; Kelly, RT; Marginean, I; Smith, RD; Tang, K | 1 |
| Mannemala, SS; Nagarajan, JS | 1 |
| Jia, Z; Li, W; Wang, R; Wang, Y; Xie, H; Zhang, J; Zhang, X | 1 |
| Ghazaly, E; Joel, S; Kitromilidou, C; Perry, J; Powles, T | 1 |
| Athawale, R; Bajaj, A; Jain, D; Shrikhande, S | 1 |
| Chen, X; Hu, W; Liu, J; Wang, L; Zhong, D | 1 |
| Hwang, TJ; Kuo, CH; Liu, HY; Tsai, IL | 1 |
| Cheng, J; Deng, J; Hu, C; Huang, K; Ju, S; Xiao, N; Xie, J; Zhan, X; Zhao, H | 1 |
| Curry, K; Epton, M; Kingham, S; Squire, M; Storer, M | 1 |
| Fang, J; Hou, X; Liu, X; Shi, C; Tong, Q; Wang, W; Xie, X; Xiong, W | 1 |
| Nemoto, S; Saito-Shida, S; Teshima, R | 1 |
| Abdelkawy, M; Abdelwahab, NS; Ali, NW; Emam, AA | 1 |
| Dong, MS; Jin, MJ; Kim, IS; Na, CS; Rehman, SU; Yoo, HH | 1 |
| Chen, JL; Liu, L; Qiu, FR; Xu, DS; Xu, GL; Zhou, Y | 1 |
| Chen, D; Gan, J; He, L; Li, J; Lv, L; Peng, J; Xiong, Z | 1 |
| Baranowski, J; Kolanowska, A; Magiera, S | 1 |
| Dutov, AA; Lukyanova, YL; Nikitin, DA; Shemiakina, NA | 1 |
| Liang, X; Su, W; Zhao, C | 1 |
| Porotova, A; Rodin, I; Shpigun, O; Stavrianidi, A; Stekolshchikova, E | 1 |
| Chen, BM; Li, HD; Ma, N; Xu, P; Yan, M; Zhu, YG | 1 |
| Adams, E; Bockx, L; Dragovic, S; Hoogmartens, J; Pendela, M; Van Schepdael, A | 1 |
| Hayama, T; Nohta, H; Todoroki, K; Yamaguchi, M; Yoshida, H | 1 |
| Barciela Alonso, MC; Bermejo-Barrera, P; Herbello Hermelo, P; Peña-Vázquez, E; Pérez Feás, C | 1 |
| Chen, L; Ding, L; Jin, H; Li, J; Wang, X; Zhang, H; Zhang, K | 1 |
| Blasco-Sancho, S; Matysik, FM; Peláez-Cid, AA | 1 |
| Jesús Valle, MJ; López, FG; Navarro, AS | 1 |
| Cai, X; Dong, J; Jiang, Y; Wang, B; Wang, W; Wang, Y; Ye, G; Yu, X; Zhang, J; Zhou, Z | 1 |
| Apostolou, C; Dotsikas, Y; Kousoulos, C; Loukas, YL | 1 |
| Hmelnickis, J; Kazoka, H; Kokums, K; Pugovics, O; Susinskis, I; Viksna, A | 1 |
| Davey, AK; Gerber, JP; Ji, M; Jin, H; Wang, J | 1 |
| Braghiroli, D; Cannazza, G; Carrozzo, MM; Fanali, S; Mandrioli, R; Parenti, C; Raggi, MA; Sabbioni, C | 1 |
| Chan, D; Sharman, M; Stubbings, G; Tarbin, JA | 1 |
| Choi, HK; Zhang, H | 1 |
| Hayama, T; Takada, M | 1 |
| Feng, F; Li, Y; Mo, F; Tian, D; Tian, X; Yang, J | 1 |
| Adams, E; Ashenafi, D; Haghedooren, E; Hoogmartens, J; Mariën, I; Xin, H; Yekkala, RS | 1 |
| Bald, E; Kubalczyk, P | 2 |
| Chau, RM; Patel, BA | 1 |
| Akmal, J; Kondaguli, AV; Muneera, MS; Ruckmani, K; Shaikh, S; Thusleem, OA | 1 |
| Bobrowski, K; De la Fuente, JR; Kciuk, G; Sobarzo-Sanchez, E | 1 |
| El-Shourbagy, TA; Norem, K; Wu, H; Zhang, J | 1 |
| Hagen, KS; Uddin, M | 1 |
| Alves, A; Cunha, SC; Fernandes, JO; Oliveira, MB | 1 |
| Batzias, G; Delis, G; Kounenis, G; Koutsoviti-Papadopoulou, M | 1 |
| Beijnen, JH; Huitema, AD; Mulder, JW; Rosing, H; Ter Heine, R; van Gorp, EC | 1 |
| Ao, X; Luo, XB; Mo, XM; Pi, LG; Tang, AG | 1 |
| Chu, C; Lur, HS; Wang, YS; Wu, CC | 1 |
| Miao, W; Pittman, TL; Thomson, B | 1 |
| Carlier, PR; Chan, K; Cheung, MC; Gu, ZM; Han, YF; Huang, M; Li, WM; Wang, YT; Yu, H; Zuo, Z | 1 |
| Beijnen, JH; Hillebrand, MJ; Huitema, AD; Mulder, JW; Rosing, H; Ter Heine, R; van Gorp, EC | 1 |
| Lu, DD; Wang, SQ; Wu, LX; Zhang, HY; Zhang, YL; Zhou, Z | 1 |
| Aturki, Z; Bortolotti, F; D'Orazio, G; Fanali, S; Gottardo, R; Rocco, A; Tagliaro, F | 1 |
| Meyerhoff, ME; Shen, D | 1 |
| Hu, GY; Wang, DH; Wang, JZ; Zeng, S | 1 |
| Carda-Broch, S; García-Alvarez-Coque, MC; Ruiz-Angel, MJ; Torres-Lapasió, JR | 1 |
| Mihajlović, L; Mihajlović, R; Nikolić-Mandić, S; Vukanović, B | 1 |
| Bae, SK; Cho, DY; Kim, EY; Kim, MJ; Liu, KH; Shim, EJ; Shin, JG; Shon, JH | 1 |
| Cassey, P; Gorchein, A; Lim, CK | 1 |
| Mullangi, R; Ramani, AV; Sengupta, P | 1 |
| Ho, HO; Huang, CH; Lin, YK; Sheu, MT | 1 |
| Raju, AN; Rao, RN | 1 |
| Chen, F; Li, Y; Wu, LM; Xue, XF; Zhang, JZ; Zhao, J; Zhou, JH | 1 |
| Chang, BY; Dong, T; He, PL; Wang, ZY; Yang, WJ; Zhang, LY | 1 |
| Keifer, PA | 1 |
| Shihabi, ZK | 2 |
| Cui, L; Fan, G; Wang, S; Wen, J; Zhou, T | 1 |
| Cela, R; Negreira, N; Rodríguez, I; Rubí, E | 1 |
| Delbeke, FT; Deventer, K; Pozo, OJ; Van Eenoo, P | 1 |
| Fu, R; Gao, P; Li, Y; Lu, X; Sang, P; Tian, J; Wu, S; Xu, G; Yang, D; Zhang, L; Zhou, J | 1 |
| Carballo, RR; Rezzano, IN; Vizioli, NM; Yone, A | 1 |
| Gudej, J; Olszewska, MA | 1 |
| Asensio-Ramos, M; Hernández-Borges, J; Ravelo-Pérez, LM; Rodríguez-Delgado, MA | 1 |
| Henderson, G; Laine, RA; Mao, L; Miyazaki, M | 1 |
| Han, PY; Kirkpatrick, CM; Shaw, PN | 1 |
| Hara, S; Igusa, H; Kanda, A; Nakamura, T; Yoshie, A | 1 |
| Chen, B; Chen, J; Li, S; Liu, G; Tian, Q; Wu, Y; Yao, S; Zhang, M; Zhou, N | 1 |
| Marazuela, MD; Moreno-Bondi, MC; Rodriguez, E; Villoslada, FN | 1 |
| Giraud, S; Rudaz, S; Saugy, M; Schappler, J; Staub, A; Veuthey, JL | 1 |
| Caprioli, G; Cristalli, G; Galarini, R; Giacobbe, D; Ricciutelli, M; Sagratini, G; Vittori, S; Zuo, Y | 1 |
| Huang, Y; Lee, CC; Li, R; Lu, R; Zhang, Y | 1 |
| Fan, J; Feng, YQ; Wei, F; Zheng, MM | 1 |
| Feng, YQ; Gong, R; Zhao, X; Zheng, MM | 1 |
| Fukushi, K; Hashimoto, Y; Okamura, H; Saito, K; Yakushiji, Y | 1 |
| Cecchetto, G; Ferrara, SD; Frison, G; Nalesso, A; Viel, G | 1 |
| Banerjee, K; Brown, D; Cassias, I; Dasgupta, S; Hayward, DG; Krynitsky, AJ; Schenck, FJ; Tech, K; Wong, JW; Zhang, K | 1 |
| Gu, C; Shamsi, SA | 2 |
| Hu, L; Lin, D; Wang, X; Wu, H; Xu, R; Yang, X; Ye, F; Zhu, J | 1 |
| Giovannetti, E; Honeywell, R; Lind, JS; Losekoot, N; Peters, GJ; Smit, EF; Tibaldi, C; Verheul, HM; Walraven, M; Yarzadah, K | 1 |
| Chen, ML; Feng, YQ; Zheng, MM | 1 |
| Qian, ZY; Wu, D; Xiang, Y; Zheng, H | 1 |
| Castagnola, M; Desiderio, C; Giardina, B; Messana, I; Rossetti, DV | 1 |
| Dai, X; Fang, X; Li, H; Su, F; Xu, R; Yang, M; Zhou, J | 1 |
| Chen, SH; Yang, YH; Yeh, HH | 1 |
| D'Arienzo, C; Discenza, L; Jemal, M; Olah, T | 1 |
| Málková, K; Samcová, E; Stulík, K; Tůma, P; Wedellová, Z | 1 |
| Chen, F; Jia, YB; Ju, D; Liang, Q; Ou, L; Song, HF; Wang, QQ; Xiang, SS | 1 |
| Choi, D; Choi, JH; Do, JA; Kim, JH; Park, YC; Yoon, HJ | 1 |
| Liu, N; Sun, H; Wang, L; Wu, Y | 1 |
| Bester, K; Lamani, X | 1 |
| Abd El-Aty, AM; Choi, JH; Mamun, MI; Na, TW; Park, JH; Shim, JH; Shin, EH | 1 |
| Gonzalo-Lumbreras, R; León-González, ME; Pérez-Arribas, LV; Polo-Díez, LM; Rosales-Conrado, N | 1 |
| Li, M; Meng, Z; Wang, Z; Wu, H; Zhang, L | 1 |
| Arnold, ME; Aubry, AF; Deng, Y; Gu, H; Wang, J | 1 |
| Esrafili, A; Ghambarian, M; Moradi, M; Yamini, Y; Yazdanfar, N | 1 |
| Ishida, N | 1 |
| Fernández-Alba, AR; García-Reyes, JF; Gilbert-López, B; Lozano, A; Molina-Díaz, A | 1 |
| Ahmad, FJ; Akhter, S; Chander, P; Jain, GK; Khar, RK; Kole, PL; Pathan, SA; Vohora, D; Zaidi, SM | 1 |
| Addison, T; Brown, W; Ding, J; Li, F; Zulkoski, JP | 1 |
| Ding, L; Fan, HW; Leng, Y; Qi, XM; Rao, YK; Yu, Y; Zhao, YR | 1 |
| Guo, T; Qian, ZY; Tang, W; Wu, D; Xiang, Y; Zheng, H | 1 |
| Ding, L; Guo, Q; Hu, L; Jin, S; Liu, W; Wang, Z; Xiao, W; Yang, J; Yu, Q | 1 |
| Patil, KR; Rane, VP; Sangshetti, JN; Shinde, DB; Yeole, RD | 1 |
| Huang, Z; Li, Y; Wang, Y; Xu, Y | 1 |
| Choi, HJ; Ha, JJ; Hyun, MH; Jeong, ED; Jin, JS | 1 |
| Chen, N; Ding, G; Gu, J; Zhang, Z | 1 |
| Borges-Miquel, TM; Hernández-Borges, J; Herrera-Herrera, AV; Rodríguez-Delgado, MÁ | 1 |
| Chen, D; Dai, M; Huang, L; Liu, Z; Pan, Y; Peng, D; Tao, Y; Wang, Y; Yuan, Z | 1 |
| Bagnati, R; Cereda, R; D'Incalci, M; Livi, V; Marangon, E; Sala, F; Zucchetti, M | 1 |
| Cajka, T; Godula, M; Hajslova, J; Malachova, A; Veprikova, Z; Zachariasova, M | 1 |
| Chen, J; Chen, X; Ji, Y; Liu, X; Liu, Y; Pan, J; Shang, Y; Wang, G | 1 |
| Chen, HH; Cheng, SH; Chuang, HY; Huang, TC; Tsai, WH; Wu, YW | 1 |
| Chen, D; Huang, L; Liu, ZY; Pan, Y; Tao, Y; Wang, Y; Yang, D; Yu, H; Yuan, Z | 1 |
| Basden, BJ; Calafat, AM; Kato, K; Needham, LL | 1 |
| Arnold, M; Aubry, AF; Cai, J; Couerbe, P; Deng, Y; Gu, H; Magnier, R; Morgan, L; Tirmenstein, M; Wang, B; Xu, X | 1 |
| Cheng, YJ; Hsu, CH; Huang, HY; Singco, B | 1 |
| Chow, MS; Qian, S; Wang, Z; Zhang, Q | 1 |
| Aturki, Z; D'Orazio, G; Fanali, S; Rocco, A; Si-Ahmed, K | 1 |
| Mickein, K; Schmidt, AC | 1 |
| Barciela-Alonso, MC; Bermejo-Barrera, P; Feás, CP | 1 |
| Bergquist, J; Elhamili, A; Samuelsson, J; Wetterhall, M | 1 |
| Chang, J; Hu, X; Qian, J; Wang, J; Wang, Y; Zhang, J | 1 |
| Gilibili, RR; Giri, S; Kandaswamy, M; Mullangi, R; Rajagopal, S; Sharma, K | 1 |
| Altamirano, JC; Cela, R; Fontana, AR; Ramil, M; Rodríguez, I | 1 |
| Baek, M; Ha, DJ; Kim, SJ; Koo, TS; Lee, J; Moon, H | 1 |
| Hauser, PC; Krähenbühl, S; Morand, R; Pormsila, W | 1 |
| Berry, GT; Cleary, R; Jensen, FE; Kellogg, M; Li, Y; Soul, JS | 1 |
| Chen, X; Li, D; Ren, Y; Song, X; Zhang, J | 1 |
| Chen, J; Huang, Q; Kong, H; Lu, X; Wang, J; Xu, G; Yin, P | 1 |
| Chen, J; Li, D; Liu, J; Lu, Y; Meng, Y; Shi, X; Sun, A; Yao, C | 1 |
| Abad-Fuentes, A; Abad-Somovilla, A; Agulló, C; Esteve-Turrillas, FA; Mercader, JV | 1 |
| Hauser, PC; Lau, HF; Law, WS; Li, SF; Quek, NM; Zhao, JH | 1 |
| Feng, YQ; Peng, XT; Shi, ZG | 1 |
| Cai, Z; Wang, M; Xu, L | 1 |
| Frenich, AG; Gómez-Pérez, ML; Romero-González, R; Vidal, JL | 1 |
| Grgić, I; Kitanovski, Z; Veber, M | 1 |
| Gatti, R; Lotti, C | 1 |
| Asci, A; Palabiyik, SS; Yilmaz, B | 1 |
| Cifuentes, A; Hernández-Borges, J; Herrera-Herrera, AV; Herrero, M; Rodríguez-Delgado, MA | 1 |
| Babaei, AB; Barfi, B; Dust, AM; Hadjmohammadi, MR; Iranshahi, M; Peyrovi, M; Saeidi, I | 1 |
| Dowling, G; Malone, E | 1 |
| Abedi, G; Hatambeygi, N; Talebi, M | 1 |
| Alsberg, T; Berger, U; Ullah, S | 1 |
| Abdul, AB; Eid, EE; Fatah, SA; Rasedee, A; Sukari, MA; Suliman, FE | 1 |
| He, P; Li, R; Li, Z; Liu, R | 1 |
| Arcari, SG; Bordignon-Luiz, MT; Burin, VM; Costa, LL | 1 |
| Chu, B; Hu, S; Lou, D; Shen, S; Yu, P | 1 |
| Christiansen, A; Deribe, E; Norli, HR | 1 |
| Aranas, AT; Quirino, JP | 1 |
| Ahmadi, F; Ahmadi, J; Rahimi-Nasrabadi, M | 1 |
| Cunha, SC; Fernandes, JO | 1 |
| Bartels, MJ; Geter, DR; Kan, LH; LeBaron, MJ; Perala, AW; Rick, DL; Zhang, F | 1 |
| Botrè, F; de la Torre, X; Fiacco, I; Mazzarino, M | 1 |
| Ding, X; Li, P; Li, Y; Wang, Y; Zhang, Q; Zhang, W | 1 |
| Chen, Q; Fung, Y; O, W; Wu, H; Wu, R; Zhao, W | 1 |
| Grouzmann, E; Rochat, B; Sobhi, HR; Vatansever, B; Wortmann, A | 1 |
| Meredith, SA; Norman, J; Smith, PJ; Wiesner, L | 1 |
| He, W; Liu, Z; Wang, X; Yang, Z | 1 |
| Cowan, D; Plumb, RS; Rainville, PD; Smith, NW | 1 |
| Davey, AK; Tang, H; Wang, JP; Yang, J; Zhang, QH; Zhao, FJ | 1 |
| Abdelkawy, M; Ali, NW; Magdy, MA; ZaaZaa, HA | 1 |
| Blank, D; Caron, N; Djiana, R; Kremer, R; Thibeault, D | 1 |
| Bi, K; Chen, X; He, B; Li, Q; Wang, J; Xiao, F; Zhao, L; Zhao, Y | 1 |
| Buszewski, B; Studzińska, S | 2 |
| Chankvetadze, B; Crego, AL; Dominguez-Vega, E; García, MÁ; Marina, ML; Pérez-Fernández, V | 1 |
| Kumar, SV; Saha, RN; Srinath, S | 1 |
| Devaraj, VC; Giri, KC; Giri, S; Kumar, A; Mullangi, R; Rajagopal, S | 1 |
| Camel, V; Coudray, C; Ouethrani, M; Philippe, C; Rabot, S | 1 |
| Janicka, M; Kot, J; Kot-Wasik, A; Kubica, P; Namieśnik, J | 1 |
| Heaton, J; Jones, MD; Legido-Quigley, C; Plumb, RS; Smith, NW | 1 |
| Murakami, M; Nagata, Y; Tojo, M | 1 |
| Ronsen, B; Simonzadeh, N | 1 |
| Liu, WH; Lu, XY; Wang, JH; Wang, ML; Yang, RZ; Zhang, R | 1 |
| Barrio, RJ; Echeazarra, L; Goicolea, MA; Gómez-Caballero, A; Montaña, M; Sallés, J; Unceta, N | 1 |
| Fu, S; Kong, W; Qiu, F; Yang, M; Yang, S; Zhou, S | 1 |
| Ganzera, M; Krüger, A | 1 |
| Auwärter, V; Roth, N; Wohlfarth, A | 1 |
| Al Toubi, M; Al Za'abi, M; Ali, B | 1 |
| Ahn, SH; Chae, YJ; Cho, SC; Jin, QR; Kwon, SW; Lee, GW; Lee, JH; Lee, KR; Park, DH; Seo, JW; Woo, YA | 1 |
| Bhaskar Reddy, AV; Gangadhar Reddy, K; Madhavi, G; Madhavi, V; Venugopal, N | 1 |
| Che, N; Hu, X; Jin, P; Li, Z; Xia, L; Zou, D | 1 |
| Cai, Y; Cen, Y; Jiang, W; Li, B; Li, X; Liu, D; Pan, F; Peng, W; Wu, C; Zhou, H | 1 |
| Li, Y; Ma, H; Qi, L; Qiao, J; Shen, Y; Xin, P; Yan, H | 1 |
| Chen, Y; Du, P; Peng, ZH; Wang, JJ | 1 |
| Delahaut, P; Geyer, H; Möller, I; Schänzer, W; Thevis, M; Thomas, A | 1 |
| Cesla, P; Fischer, J; Jandera, P | 1 |
| Fujikawa, A; Furugen, A; Iseki, K; Ito, H; Kobayashi, M; Mano, N; Miyamori, K; Ogura, J; Takahashi, N; Tanaka, N; Yamada, T; Yamaguchi, H | 1 |
| Cassagne, C; Cella, AL; Normand, AC; Piarroux, R; Ranque, S; Suchon, P | 1 |
| Bass, LA; Friese, OV; He, Y; Jones, MT; Schlittler, MR; Wang, Q; Yang, X | 1 |
| Halldin, C; Nakao, R; Schou, M | 1 |
| Jiang, P; Liu, L; Liu, R; Wang, L; Wang, S; Xiang, L; Zhang, W | 1 |
| Jiang, TF; Liang, TT; Lv, ZH; Wang, YH | 1 |
| Berrada, H; Font, G; Mañes, J; Rodríguez-Carrasco, Y | 1 |
| Albu, F; Cheregi, M; Medvedovici, A; Răducanu, N; Udrescu, Ş | 1 |
| Feng, S; Hu, P; Jiang, J; Zhao, Q | 1 |
| Benijts, T; Dams, R; Günther, W; Lambert, W; Leenheer, AD | 1 |
| Hoogmartens, J; Kaale, E; Roets, E; Van Schepdael, A | 1 |
| Clear, M; Collier, WA; Hart, AL | 1 |
| Shan, H; Wilson, WK | 1 |
| Coym, JW; Dorsey, JG | 1 |
| Cavanagh, J; Kelly, RM; Sehgal, AC; Tompson, R | 1 |
| Fukuda, H; Furuchi, T; Homma, H; Nimura, N; Sekine, M | 1 |
| Galloway, M; Soper, SA | 1 |
| Bernal, JL; del Nozal, MJ; Jiménez, JJ; Nieto, EM; Toribio, L | 1 |
| Berman, ES; Hallock, AJ; Zare, RN | 2 |
| Bayer, E; Freudemann, T; von Brocke, A | 1 |
| Chen, G; Schneider, MJ | 1 |
| Asakawa, N; Kawano, S; Murakita, H; Yamamoto, E | 1 |
| Carda-Broch, S; García-Alvarez-Coque, MC; Ruiz-Angel, MJ; Simó-Alfonso, EF | 1 |
| Chu, Y; Poole, CF | 1 |
| Chang, SY; Wang, FY | 1 |
| Håkansson, K; Mattiasson, B | 1 |
| Depree, GJ; Siegel, PD | 1 |
| Afonso, CA; Barreiros, S; Cabral, JM; da Silva, MD; Harper, N; Lourenco, NM; Micaelo, NM; Soares, CM; Vidinha, P | 1 |
| Bruins, AP; Kauppila, TJ; Kostiainen, R | 1 |
| Che, AJ; Chen, XF; Chen, XG; Hu, ZD; Li, CH; Zhang, JY | 1 |
| Kim, KA; Park, JY | 1 |
| Davies, NM; Fu, X; Meadows, GG; Roupe, K; Teng, XW | 1 |
| Ferrer, SM; Lastra, CF; Mariño, EL; Modamio, P | 1 |
| Guo, D; Li, L; Sheng, Y; Ye, M; Yu, H; Zhang, J | 1 |
| Chen, Z; Liu, G; Shangguan, D; Zhao, R | 1 |
| Hoogmartens, J; Iványi, T; Lázár, I; Leonard, S; Rosier, J; Van Schepdael, A; Vanstockem, M; Vermeersch, H | 1 |
| Aguilar, C; Borrull, F; Calull, M; Macià, A | 1 |
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| Chandrasekhar, KB; Islam, A; Kumar, PR; Rao, BM; Sridhar, G; Srinivasu, MK | 1 |
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| Bagno, A; Saielli, G; Scorrano, G; Wakisaka, A | 1 |
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| Binet, L; Boulanger, C; Hoizey, G; Kaltenbach, ML; Lamiable, D; Ludot, H; Malinovsky, JM; Millart, H; Robinet, A | 1 |
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| Bardsley, B; Beck, TL; Edwards, AJ; Lee-Smith, E; Moore, PJ; North, SE; Sandvoss, M; Smith, RJ | 1 |
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| Chan, E; Chen, X; Huang, M; Liao, XX; Tang, C; Wang, XD; Zhou, SF; Zhou, ZW | 1 |
| Cavazos-Rocha, N; de la Luz Salazar-Cavazos, M; Vera-Cabrera, L; Waksman-de-Torres, N; Welsh-Lozano, O | 1 |
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| Fu, X; Gao, F; Li, W; Liu, H; Wang, T; Zhang, Z | 1 |
| Cerkvenik-Flajs, V | 1 |
| Guo, S; Li, Y; Wang, C; Xiao, P; Yang, J | 1 |
| Foroutan, SM; Khoddam, A; Shafaati, A; Zarghi, A | 1 |
| Chang, SK; Choe, JI; Kim, MH; No, KT; Park, SM | 1 |
| Lima, JC; Parola, AJ; Pina, F; Roque, A | 1 |
| Bagnati, R; Bianchi, G; Davoli, E; Fanelli, R; Marangon, E; Zuccato, E | 1 |
| Goda, R; Sudo, K | 1 |
| Méndez, A; Neue, UD | 1 |
| Ivanović, D; Jancić, B; Malenović, A; Masković, M; Medenica, M | 1 |
| Buonasera, K; Cacciola, F; Crupi, ML; Dugo, G; Dugo, P; Mondello, L | 1 |
| Furlow, J; Johnson, BT; Johnson, TM; Lippert, JA; Lloyd, JB; Marin, SJ; Proctor, A; Smith, JP | 1 |
| Chen, W; Gao, S; Miao, H; Tao, X; Wu, R; Yang, S | 1 |
| Gao, S; Guo, Q; Huang, J; Liu, F; Xu, Y | 1 |
| Ding, L; Wen, A; Yang, L; Zhou, X | 1 |
| Chakradhar, L; Kallem, R; Karthik, A; Mullangi, R; Ramesh, S; Srinivas, NR; Sundari, BT | 1 |
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| Guo, RC; Wang, BJ; Wei, CM; Yuan, GY; Zhang, R | 1 |
| Beaudry, F; Vachon, P | 1 |
| Ruan, JX; Wang, SJ; Zhang, ZQ; Zhao, YH | 1 |
| Buchholz, L; Cohen, LH; Hudson, E; Hudson, G; Li, J; Osgood, S; Palandra, J; Weller, D; Zhong, M | 1 |
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| Compañó, R; Folch, J; Granados, M; Prat, MD; Raich-Montiu, J | 1 |
| Iyer, H; Mendhe, RB; Patil, NS; Sankar, AA | 1 |
| Chen, X; Dai, X; Deng, P; Zhong, D | 1 |
| Chrzczanowicz, J; de Graft-Johnson, J; Gawron, A; Kostka, T; Krajewski, W; Krol, M; Markowski, J; Nowak, D; Zwolinska, A | 1 |
| Gao, P; Gu, Q; Lu, X; Shi, X; Xu, G; Yin, P | 1 |
| Bahrami, G; Mohammadi, B; Sisakhtnezhad, S | 1 |
| Liu, Q; Son, A; Zhang, F; Zhang, Q; Zhang, X; Zhao, F | 1 |
| Amore, M; Colliva, C; Fanali, S; Mercolini, L; Raggi, MA | 1 |
| Hadad, GM | 1 |
| Caccialanza, G; Marrubini, G; Massolini, G | 1 |
| de Lannoy, I; Gien, B; Musteata, FM; Pawliszyn, J | 1 |
| Caccia, S; Dimitrova, B; Garattini, E; Guiso, G | 1 |
| Gillespie, WR; Stagni, G | 1 |
| Mathieu, C; Mathieu, H | 1 |
| Ho, Y; Hsu, KY; Lee, YL | 1 |
| Ambrosoli, L; Dal Bo, L; Marzo, A; Poli, A; Verga, F | 1 |
| Oles, KS; Shihabi, ZK | 1 |
| Banks, CM; Emm, TA; Huang, SM; Kapil, RP; Lee, WM; Padovani, PK; Stampfli, HF; Wu, ST | 1 |
| Eriksson, CG; Pettersson, L | 1 |
| Takeda, N; Yamamoto, A | 1 |
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| Grover, PK; Gupta, RC; Lal, J; Paliwal, JK | 1 |
| Cokelaere, M; Daenens, P; Decuypere, E; Van Boven, M | 1 |
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| Gasco-Lopez, AI; Izquierdo-Hornillos, R; Santos-Montes, A | 1 |
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| Beaulieu, J; Hollis, BW; Kamerud, JQ; Kurkowski, A; Napoli, JL | 1 |
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| Allen, EM; Banner, W; Pappas, JB; Ross, M | 1 |
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| Canafax, DM; Russlie, HQ; Yuan, Z | 1 |
| Alric, C; Cociglio, M; Hillaire-Buys, D | 1 |
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| Bartoletti, RA; Belpaire, FM; Rosseel, MT | 1 |
| Blaschke, G; Boos, J; Hempel, G; Krümpelmann, S; Lehmkuhl, D | 1 |
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| Bilfinger, TV; Liu, Y; Stefano, GB | 1 |
| Dixon, SA; Lods, MM; Ma, MG; Mendoza, CB; Nguyen, KT; Nolan, TG; Nutt, RF; Tran, HS | 1 |
| Hjerpe, A; Karamanos, NK; Tsegenidis, T; Tzanakakis, GN; Vanky, P | 1 |
| Blomhoff, R; Gundersen, TE; Lundanes, E | 1 |
| Donker, M; Godbillon, J; Netter, C; Sandrenan, N; Sioufi, A; van Valkenburg, C | 1 |
| Song, JZ; Sun, ZP; Tian, SJ; Wang, ML; Wang, RL; Wu, XJ | 1 |
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| Furuta, T; Ishii, K; Kasuya, Y | 1 |
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| Aebersold, R; Figeys, D; Zhang, Y | 1 |
| Castellote Bargalló, AI; López Sabater, MC; Morera Pons, S | 1 |
| Beijnen, JH; de Kraker, J; Huitema, AD; Keizer, HJ; Kerbusch, T; Kettenes-van den Bosch, JJ; Ouwerkerk, J | 1 |
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| Ceccato, A; Crommen, J; de Tullio, P; Géczy, J; Hubert, P; Liégeois, JF; Stachow, M | 1 |
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| Casciani, S; Cortese, C; Di Stasi, SM; Federici, G; Fucci, G; Giannantoni, A; Massoud, R | 1 |
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| Dupuy, JL; Gaulier, JM; Lacassie, E; Lachâtre, F; Lachâtre, G; Marquet, P; Ragot, S; Rousseau, A | 1 |
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| Brouwer, E; de Bruijn, P; Gill, S; Hamilton, M; Kehrer, D; Loos, WJ; Nooter, K; Sparreboom, A; Stoter, G; Verweij, J | 1 |
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| Checa, MA; Fernández-Muiño, MA; Sancho, MT; Valls, F | 1 |
| Backofen, U; Hoffmann, W; Lunte, CE; Matysik, FM | 1 |
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| Crego, AL; Gómez, J; Lavandera, JL; Marina, ML | 1 |
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7 trial(s) available for acetonitrile and Sensitivity and Specificity
| Article | Year |
|---|---|
Determination of cefazedone in human plasma by high performance liquid chromatography-tandem mass spectrometry: Application to a pharmacokinetic study on Chinese volunteers.
Topics: Acetates; Acetonitriles; Cefazolin; China; Chromatography, High Pressure Liquid; Drug Stability; Female; Humans; Injections, Intravenous; Male; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2010 |
Simultaneous determination of sildenafil and N-desmethyl sildenafil in human plasma by high-performance liquid chromatography method using electrochemical detection with application to a pharmacokinetic study.
Topics: Acetonitriles; Administration, Oral; Buffers; Chromatography, High Pressure Liquid; Electrochemistry; Humans; Hydrogen-Ion Concentration; Linear Models; Male; Methanol; Phosphodiesterase Inhibitors; Piperazines; Purines; Reference Standards; Reference Values; Reproducibility of Results; Sensitivity and Specificity; Sildenafil Citrate; Solvents; Sulfones | 2007 |
Determination of fexofenadine enantiomers in human plasma with high-performance liquid chromatography.
Topics: Acetonitriles; Calibration; Chromatography, High Pressure Liquid; Drug Stability; Histamine H1 Antagonists, Non-Sedating; Humans; Linear Models; Molecular Structure; Phosphates; Potassium Compounds; Reference Values; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrophotometry, Ultraviolet; Stereoisomerism; Terfenadine | 2007 |
Development and validation of a high performance liquid chromatographic method for the determination of oxcarbazepine and its main metabolites in human plasma and cerebrospinal fluid and its application to pharmacokinetic study.
Topics: Acetonitriles; Amines; Anticonvulsants; Biotransformation; Buffers; Calibration; Carbamazepine; Chromatography, High Pressure Liquid; Drug Monitoring; Epilepsy; Guidelines as Topic; Humans; Linear Models; Oxcarbazepine; Phosphates; Potassium Compounds; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrophotometry, Ultraviolet | 2007 |
Simple method for determining human serum 2,2-diphenyl-1-picryl-hydrazyl (DPPH) radical scavenging activity - possible application in clinical studies on dietary antioxidants.
Topics: Acetonitriles; Adult; Albumins; Antioxidants; Beverages; Biphenyl Compounds; Chemical Precipitation; Female; Ferric Compounds; Food; Free Radical Scavengers; Humans; Linear Models; Male; Malus; Middle Aged; Oxidation-Reduction; Picrates; Reproducibility of Results; Sensitivity and Specificity; Specimen Handling; Temperature | 2008 |
High-performance liquid chromatographic determination of inactive carboxylic acid metabolite of clopidogrel in human serum: Application to a bioequivalence study.
Topics: Acetonitriles; Adult; Carboxylic Acids; Chromatography, High Pressure Liquid; Clopidogrel; Drug Stability; Ethylamines; Humans; Male; Platelet Aggregation Inhibitors; Sensitivity and Specificity; Therapeutic Equivalency; Ticlopidine | 2008 |
A reversed-phase high-performance liquid chromatography method for the determination of cotrimoxazole (trimethoprim/ sulphamethoxazole) in children treated for malaria.
Topics: Acetonitriles; Antimalarials; Child, Preschool; Chromatography, High Pressure Liquid; Drug Interactions; Humans; Infant; Malaria; Phosphates; Sensitivity and Specificity; Sodium Hydroxide; Tanzania; Trichloroacetic Acid; Trimethoprim, Sulfamethoxazole Drug Combination | 1999 |
429 other study(ies) available for acetonitrile and Sensitivity and Specificity
| Article | Year |
|---|---|
High-performance liquid chromatography and Enzyme-Linked Immunosorbent Assay techniques for detection and quantification of aflatoxin B
Topics: Acetonitriles; Aflatoxin B1; Animal Feed; Animals; Chromatography, High Pressure Liquid; Enzyme-Linked Immunosorbent Assay; Ethanol; Food Contamination; Humans; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Solvents; Water; Zea mays | 2019 |
A novel and sensitive HILIC-CAD method for glucosamine quantification in plasma and its application to a human pharmacokinetic study.
Topics: Acetonitriles; Aerosols; Chromatography, High Pressure Liquid; Dietary Supplements; Glucosamine; Humans; Hydrophobic and Hydrophilic Interactions; Plasma; Reproducibility of Results; Sensitivity and Specificity | 2020 |
Development of a QuEChERS-LCMS/MS method for simultaneous estimation of tebuconazole and chlormequat chloride in wheat crop.
Topics: Acetonitriles; Agriculture; Chemical Fractionation; Chlormequat; Chromatography, Liquid; Crops, Agricultural; Food Analysis; Food Contamination; Plant Leaves; Reproducibility of Results; Seeds; Sensitivity and Specificity; Tandem Mass Spectrometry; Triazoles; Triticum | 2021 |
Determination of semicarbazide residue in human urine samples using liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Benzaldehydes; Biosensing Techniques; Child; Child, Preschool; China; Chromatography, High Pressure Liquid; Female; Humans; Limit of Detection; Male; Reproducibility of Results; Semicarbazides; Sensitivity and Specificity; Tandem Mass Spectrometry | 2021 |
Determination of Meloxicam in Egg Whites and Yolks Using Reverse Phase Chromatography.
Topics: Acetic Acid; Acetonitriles; Chromatography, Reverse-Phase; Egg White; Egg Yolk; Linear Models; Meloxicam; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Thiazines; Thiazoles | 2017 |
Capillary electrophoresis coupled with chloroform-acetonitrile extraction for rapid and highly selective determination of cysteine and homocysteine levels in human blood plasma and urine.
Topics: Acetonitriles; Adolescent; Adult; Aged; Aged, 80 and over; Chloroform; Cysteine; Electrophoresis, Capillary; Female; Homocysteine; Humans; Limit of Detection; Liquid-Liquid Extraction; Middle Aged; Sensitivity and Specificity; Young Adult | 2017 |
Acid/Salt/pH Gradient Improved Resolution and Sensitivity in Proteomics Study Using 2D SCX-RP LC-MS.
Topics: Acetonitriles; Chromatography, Ion Exchange; Hep G2 Cells; Humans; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Proteome; Proteomics; Sensitivity and Specificity; Sodium Chloride | 2017 |
Detection of 13 mycotoxins in feed using modified QuEChERS with dispersive magnetic materials and UHPLC-MS/MS.
Topics: Acetates; Acetonitriles; Adsorption; Animal Feed; Chromatography, High Pressure Liquid; Food Contamination; Formates; Limit of Detection; Linear Models; Magnetics; Methanol; Mycotoxins; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry; X-Ray Diffraction | 2018 |
New approach for determination of the degradation products of fenspiride hydrochloride found in oral liquid formulations.
Topics: Acetonitriles; Administration, Oral; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Dosage Forms; Drug Contamination; Linear Models; Methanol; Reproducibility of Results; Sensitivity and Specificity; Spiro Compounds | 2018 |
The validated and sensitive HPLC-DAD method for determination of patulin in strawberries.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Food Analysis; Food Contamination; Fragaria; Fruit; Limit of Detection; Patulin; Sensitivity and Specificity; Solid Phase Extraction | 2018 |
Optimization of sample preparation by central composite design for multi-class determination of veterinary drugs in bovine muscle, kidney and liver by ultra-high-performance liquid chromatographic-tandem mass spectrometry.
Topics: Acetonitriles; Animals; Cattle; Chromatography, High Pressure Liquid; Drug Residues; Ivermectin; Kidney; Liver; Muscle, Skeletal; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry; Tissue Distribution; Veterinary Drugs | 2018 |
Determination of polymeric impurities in asunaprevir drug substance and product using size exclusion effect of reversed-phase columns.
Topics: Acetonitriles; Chemistry, Pharmaceutical; Chromatography, Gel; Chromatography, High Pressure Liquid; Drug Contamination; Hydrophobic and Hydrophilic Interactions; Isoquinolines; Polymers; Protease Inhibitors; Reproducibility of Results; Sensitivity and Specificity; Solvents; Sulfonamides; Technology, Pharmaceutical; Trifluoroacetic Acid | 2018 |
Simultaneous determination of multi-residue and multi-class antibiotics in aquaculture shrimps by UPLC-MS/MS.
Topics: Acetonitriles; Animals; Anti-Bacterial Agents; Aquaculture; Chromatography, High Pressure Liquid; Decapoda; Fluoroquinolones; Food Contamination; India; Limit of Detection; Quinolones; Reproducibility of Results; Sensitivity and Specificity; Shellfish; Sulfonamides; Tandem Mass Spectrometry; Tetracyclines | 2018 |
Molecular Detection for Unconcentrated Gas With ppm Sensitivity Using 220-to-320-GHz Dual-Frequency-Comb Spectrometer in CMOS.
Topics: Acetonitriles; Gases; Sensitivity and Specificity; Sulfur Oxides; Terahertz Spectroscopy | 2018 |
[Quantification of amlodipine in human plasma by LC-MS/MS method: elimination of matrix effects by improving chromatographic conditions].
Topics: Acetonitriles; Amlodipine; Chromatography, Liquid; Formates; Humans; Liquid-Liquid Extraction; Plasma; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2016 |
Quantification of ondansetron, granisetron and tropisetron in goat plasma using hydrophilic interaction liquid chromatography-solid phase extraction coupled with hydrophilic interaction liquid chromatography-triple quadrupole tandem mass spectrometry.
Topics: Acetonitriles; Animals; Chromatography, Liquid; Formates; Goats; Granisetron; Hydrophobic and Hydrophilic Interactions; Indoles; Linear Models; Ondansetron; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry; Tropisetron | 2018 |
Highly sensitive spectrofluorimetric method for rapid determination of orciprenaline in biological fluids and pharmaceuticals.
Topics: Acetonitriles; Bronchodilator Agents; Calibration; Humans; Hydrogen-Ion Concentration; Limit of Detection; Metaproterenol; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrometry, Fluorescence | 2019 |
A new stability indicating reverse phase high performance liquid chromatography method for the determination of enantiomeric purity of a DPP-4 inhibitor drug linagliptin.
Topics: Acetonitriles; Cellulose; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Dipeptidyl-Peptidase IV Inhibitors; Limit of Detection; Linagliptin; Phosphates; Reproducibility of Results; Sensitivity and Specificity; Stereoisomerism; Temperature | 2019 |
Development of simple isocratic HPLC methods for siRNA quantitation in lipid-based nanoparticles.
Topics: Acetonitriles; Chromatography, Gel; Chromatography, High Pressure Liquid; Drug Compounding; Lipids; Nanoparticles; RNA, Small Interfering; Sensitivity and Specificity; Solvents | 2019 |
Characterization and quantification of racemic and meso-ethylenediamine-N,N'-bis(2-hydroxy-5-sulfophenylacetic) acid/iron (III) by ion-pair ultra-high performance liquid chromatography coupled with diode array detector and electrospray tandem mass spectro
Topics: Acetonitriles; Acids, Acyclic; Chromatography, High Pressure Liquid; Hydrochloric Acid; Ions; Iron; Limit of Detection; Phenylacetates; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Stereoisomerism; Tandem Mass Spectrometry | 2013 |
Trace level determination of polyether ionophores in feed.
Topics: Acetonitriles; Chromatography, Liquid; Ionophores; Mass Spectrometry; Sensitivity and Specificity | 2013 |
Detection and identification of hydrolysis products of sulfur mustards at trace levels in environmental samples using liquid chromatography solid phase extraction combined with off-line nuclear magnetic resonance analysis.
Topics: Acetonitriles; Chromatography, Liquid; Environmental Pollutants; Hydrolysis; Magnetic Resonance Spectroscopy; Mustard Gas; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction | 2013 |
Nonvolatile salt-free stabilizer for the quantification of polar imipenem and cilastatin in human plasma using hydrophilic interaction chromatography/quadrupole mass spectrometry with contamination sensitive off-axis electrospray.
Topics: Acetonitriles; Chromatography, Liquid; Cilastatin; Humans; Hydrophobic and Hydrophilic Interactions; Imipenem; Linear Models; Methanol; Oseltamivir; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2013 |
Simultaneous measurement of N-Acetyl-S-(2-cyanoethyl)-cysteine and N-acetyl-S-(2-hydroxyethyl)-cysteine in human urine by liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Acetylcysteine; Chromatography, High Pressure Liquid; Drug Stability; Formates; Humans; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Smoking; Spectrometry, Mass, Electrospray Ionization | 2014 |
Preparation of mesoporous silica embedded pipette tips for rapid enrichment of endogenous peptides.
Topics: Acetonitriles; Humans; Peptides; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide; Solid Phase Extraction; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2013 |
Validated stability indicating RP-HPLC for quantitation of nitazoxanide in presence of its alkaline degradation products and their characterization by HPLC-tandem mass spectrometry.
Topics: Acetonitriles; Calibration; Chromatography, High Pressure Liquid; Drug Stability; Hydrolysis; Limit of Detection; Nitro Compounds; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tablets; Tandem Mass Spectrometry; Thiazoles | 2014 |
Determination of YZG-331 in mouse plasma using liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Adenosine; Animals; Chromatography, Liquid; Male; Mice; Mice, Inbred ICR; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2014 |
Simultaneous quantification of mefloquine (+)- and (-)-enantiomers and the carboxy metabolite in dried blood spots by liquid chromatography/tandem mass spectrometry.
Topics: Acetonitriles; Calibration; Chromatography, Liquid; Dried Blood Spot Testing; Female; Humans; Mefloquine; Methanol; Pregnancy; Reproducibility of Results; Sensitivity and Specificity; Stereoisomerism; Tandem Mass Spectrometry; Water | 2014 |
Improving the sensitivity of mass spectrometry by using a new sheath flow electrospray emitter array at subambient pressures.
Topics: Acetonitriles; Equipment Design; Formates; Models, Chemical; Nanotechnology; Peptides; Pressure; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2014 |
Development and validation of a HPLC-PDA bioanalytical method for the simultaneous estimation of Aliskiren and Amlodipine in human plasma.
Topics: Acetonitriles; Amides; Amlodipine; Chemical Precipitation; Chromatography, High Pressure Liquid; Drug Stability; Fumarates; Humans; Hydrochlorothiazide; Limit of Detection; Sensitivity and Specificity | 2015 |
Determination of rifampicin in rat plasma by modified large-volume direct injection RAM-HPLC and its application to a pharmcokinetic study.
Topics: Acetonitriles; Administration, Oral; Animals; Chromatography, High Pressure Liquid; Drug Stability; Male; Methanol; Rats, Wistar; Reproducibility of Results; Rifampin; Sensitivity and Specificity | 2015 |
Development and validation of an ultra-high performance LC-MS/MS assay for intracellular SN-38 in human solid tumour cell lines: comparison with a validated HPLC-fluorescence method.
Topics: Acetonitriles; Camptothecin; Cell Line, Tumor; Chromatography, High Pressure Liquid; Colonic Neoplasms; Drug Stability; HCT116 Cells; HT29 Cells; Humans; Intracellular Space; Irinotecan; Least-Squares Analysis; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Tandem Mass Spectrometry | 2014 |
Double-salting out assisted liquid-liquid extraction (SALLE) HPLC method for estimation of temozolomide from biological samples.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Dacarbazine; Humans; Linear Models; Liquid-Liquid Extraction; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Sulfates; Temozolomide | 2014 |
Development of a UHPLC-MS/MS method for the determination of plasma histamine in various mammalian species.
Topics: Acetonitriles; Animals; Chemical Precipitation; Chromatography, High Pressure Liquid; Dogs; Drug Stability; Histamine; Humans; Mice; Mice, Inbred ICR; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2014 |
Use of high-conductivity sample solution with sweeping-micellar electrokinetic capillary chromatography for trace-level quantification of paliperidone in human plasma.
Topics: Acetonitriles; Antipsychotic Agents; Chemical Fractionation; Chromatography, Micellar Electrokinetic Capillary; Humans; Isoxazoles; Limit of Detection; Paliperidone Palmitate; Phosphoric Acids; Pyrimidines; Reproducibility of Results; Sensitivity and Specificity; Sodium Dodecyl Sulfate; Solutions | 2015 |
Determination of leucomalachite green, leucocrystal violet and their chromic forms using excitation-emission matrix fluorescence coupled with second-order calibration after dispersive liquid-liquid microextraction.
Topics: Acetonitriles; Animals; Borohydrides; Calibration; Chromatography, High Pressure Liquid; Fishes; Fluorescence; Gentian Violet; Hydrogen-Ion Concentration; Liquid Phase Microextraction; Reproducibility of Results; Rosaniline Dyes; Sensitivity and Specificity | 2015 |
Breath testing and personal exposure--SIFT-MS detection of breath acetonitrile for exposure monitoring.
Topics: Acetonitriles; Adult; Air Pollutants; Breath Tests; Exhalation; Female; Humans; Male; Mass Spectrometry; Middle Aged; Occupational Exposure; Sensitivity and Specificity; Young Adult | 2015 |
Determination of dihydromyricetin in rat plasma by LC-MS/MS and its application to a pharmacokinetic study.
Topics: Acetonitriles; Administration, Oral; Animals; Area Under Curve; Calibration; Chromatography, Liquid; Drugs, Chinese Herbal; Female; Flavonols; Hemolysis; Male; Mass Spectrometry; Oxygen; Plasma; Quality Control; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Temperature; Water | 2015 |
Multiresidue determination of pesticides in tea by gas chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Caffeine; Chemical Precipitation; Food Analysis; Food Contamination; Gas Chromatography-Mass Spectrometry; Pesticide Residues; Pesticides; Sensitivity and Specificity; Tandem Mass Spectrometry; Tea | 2015 |
Validated RP-HPLC and TLC-Densitometric Methods for Analysis of Ternary Mixture of Cetylpyridinium Chloride, Chlorocresol and Lidocaine in Oral Antiseptic Formulation.
Topics: Acetonitriles; Anti-Infective Agents, Local; Cetylpyridinium; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Chromatography, Thin Layer; Cresols; Densitometry; Drug Stability; Humans; Lidocaine; Methanol; Mouth; Phosphoric Acids; Reproducibility of Results; Sensitivity and Specificity; Solvents | 2016 |
A Liquid Chromatography-Tandem Mass Spectrometry Method for Simultaneous Quantitation of 10 Bioactive Components in Rhus verniciflua Extracts.
Topics: Acetonitriles; Calibration; Chromatography, Liquid; Flavonoids; Formates; Gallic Acid; Humans; Observer Variation; Plant Extracts; Rhus; Sensitivity and Specificity; Solvents; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2016 |
A LC-MS/MS method for the determination of stachyose in rat plasma and its application to a pharmacokinetic study.
Topics: Acetonitriles; Animals; Calibration; Chromatography, Liquid; Drug Stability; Male; Oligosaccharides; Plasma; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2016 |
Multi-residue method for the determination of organofluorine pesticides in fish tissue by liquid chromatography triple quadrupole tandem mass spectrometry.
Topics: Acetonitriles; Animals; Chromatography, Liquid; Fishes; Pesticides; Seafood; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry | 2016 |
Salting-out assisted extraction method coupled with hydrophilic interaction liquid chromatography for determination of selected β-blockers and their metabolites in human urine.
Topics: Acetonitriles; Adrenergic beta-Antagonists; Chromatography, Liquid; Humans; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Linear Models; Liquid-Liquid Extraction; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Temperature | 2016 |
[THE TECHNIQUE OF HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY FOR SIMULTANEOUS DIAGNOSTIC OF INHERENT HYPERPLASIA OF ADRENAL GLANDS TYPE I AND II].
Topics: Acetonitriles; Adrenal Glands; Androstenedione; Chromatography, High Pressure Liquid; Corticosterone; Cortisone; Cortodoxone; Desoxycorticosterone; Dexamethasone; Humans; Hydrocortisone; Hydroxyprogesterones; Hyperplasia; Reproducibility of Results; Sensitivity and Specificity; Testosterone | 2016 |
A Fast and Reliable UPLC-PAD Fingerprint Analysis of Chimonanthus salicifolius Combined with Chemometrics Methods.
Topics: Acetonitriles; Calycanthaceae; Chromatography, High Pressure Liquid; Cluster Analysis; Drugs, Chinese Herbal; Flavonoids; Humans; Kaempferols; Phenols; Phosphoric Acids; Plant Extracts; Principal Component Analysis; Quality Control; Quercetin; Reproducibility of Results; Rutin; Sensitivity and Specificity; Solvents | 2016 |
Combination of HPLC-MS and QAMS as a new analytical approach for determination of saponins in ginseng containing products.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Ginsenosides; Ions; Limit of Detection; Linear Models; Mass Spectrometry; Panax; Plant Extracts; Plant Roots; Quality Control; Reference Values; Reproducibility of Results; Sapogenins; Saponins; Sensitivity and Specificity; Ultraviolet Rays; Water | 2017 |
Determination of mianserin in human plasma by high performance liquid chromatography-electrospray ionization mass spectrometry (HPLC-ESI/MS): application to a bioequivalence study in Chinese volunteers.
Topics: Acetonitriles; Antidepressive Agents, Second-Generation; Area Under Curve; Biological Assay; Calibration; Chromatography, High Pressure Liquid; Cinnarizine; Cross-Over Studies; Drug Stability; Freezing; Half-Life; Humans; Male; Methanol; Mianserin; Molecular Structure; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tablets; Therapeutic Equivalency; Water | 2008 |
Development of a liquid chromatographic method for the determination of related substances and assay of d-cycloserine.
Topics: Acetonitriles; Antibiotics, Antitubercular; Biological Assay; Buffers; Caprylates; Capsules; Chromatography, Liquid; Cycloserine; Dimerization; Drug Stability; Hydrogen-Ion Concentration; Molecular Structure; Phosphates; Potassium Compounds; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity; Serine; Solvents; Spectrophotometry, Ultraviolet; Technology, Pharmaceutical; Temperature; Time Factors; Water | 2008 |
Determination of polar organophosphorus pesticides in water samples by hydrophilic interaction liquid chromatography with tandem mass spectrometry.
Topics: 2-Propanol; Acetonitriles; Buffers; Chromatography, Liquid; Dimethoate; Formates; Molecular Structure; Monocrotophos; Organothiophosphorus Compounds; Pesticides; Phosphoramides; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Water | 2008 |
Phthalates determination in physiological saline solutions by HPLC-ES-MS.
Topics: Acetonitriles; Calibration; Chromatography, High Pressure Liquid; Humans; Phthalic Acids; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Spectrometry, Mass, Electrospray Ionization; Water | 2008 |
Determination of tetracyclines residues in honey by on-line solid-phase extraction high-performance liquid chromatography.
Topics: Acetonitriles; Anti-Bacterial Agents; Automation; Chlortetracycline; Chromatography, High Pressure Liquid; Doxycycline; Food Analysis; Formates; Honey; Methacycline; Oxytetracycline; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Solvents; Tetracyclines; Time Factors | 2008 |
Determination of textile dyes by means of non-aqueous capillary electrophoresis with electrochemical detection.
Topics: Acetic Acid; Acetonitriles; Buffers; Coloring Agents; Electrochemistry; Electrophoresis, Capillary; Methanol; Reproducibility of Results; Sensitivity and Specificity; Sodium Acetate; Solid Phase Extraction; Solvents; Textiles; Water | 2008 |
Development and validation of an HPLC method for vancomycin and its application to a pharmacokinetic study.
Topics: Acetonitriles; Animals; Anti-Bacterial Agents; Calibration; Chromatography, High Pressure Liquid; Drug Stability; Freezing; Guidelines as Topic; Hydrogen-Ion Concentration; Phosphates; Physiological Phenomena; Rats; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Time Factors; Vancomycin | 2008 |
Simultaneous determination of vancomycin and ceftazidime in cerebrospinal fluid in craniotomy patients by high-performance liquid chromatography.
Topics: Acetates; Acetonitriles; Anti-Bacterial Agents; Buffers; Ceftazidime; Chromatography, High Pressure Liquid; Craniotomy; Drug Stability; Freezing; Guidelines as Topic; Humans; Hydrogen-Ion Concentration; Microbial Sensitivity Tests; Molecular Structure; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Temperature; Time Factors; Tinidazole; Vancomycin | 2008 |
Development and validation of an improved high-throughput method for the determination of anastrozole in human plasma by LC-MS/MS and atmospheric pressure chemical ionization.
Topics: Acetonitriles; Anastrozole; Area Under Curve; Aromatase Inhibitors; Atmospheric Pressure; Chromatography, Liquid; Half-Life; Humans; Male; Methyl Ethers; Nitriles; Omeprazole; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrometry, Mass, Electrospray Ionization; Tablets; Tandem Mass Spectrometry; Therapeutic Equivalency; Time Factors; Triazoles | 2008 |
Application of hydrophilic interaction chromatography for simultaneous separation of six impurities of mildronate substance.
Topics: Acetonitriles; Buffers; Chromatography, High Pressure Liquid; Drug Contamination; Hydrogen-Ion Concentration; Methylhydrazines; Pharmaceutical Preparations; Reproducibility of Results; Sensitivity and Specificity; Time Factors; Water | 2008 |
Oral and i.v. pharmacokinetics of isosteviol in rats as assessed by a new sensitive LC-MS/MS method.
Topics: Acetates; Acetonitriles; Administration, Oral; Animals; Area Under Curve; Biological Availability; Calibration; Chromatography, Liquid; Diterpenes, Kaurane; Drug Stability; Freezing; Half-Life; Hydrogen-Ion Concentration; Injections, Intravenous; Male; Metabolic Clearance Rate; Molecular Structure; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solvents; Sweetening Agents; Tandem Mass Spectrometry; Temperature | 2008 |
Enantioseparation of the antidepressant reboxetine.
Topics: 1-Propanol; Acetonitriles; Antidepressive Agents; Carbamates; Cellulose; Chromatography, High Pressure Liquid; Hexanes; Hydrogen-Ion Concentration; Molecular Structure; Morpholines; Perchlorates; Phenylcarbamates; Powders; Quality Control; Reboxetine; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide; Sodium Compounds; Stereoisomerism; Temperature | 2008 |
Multiresidue determination of triarylmethane and phenothiazine dyes in fish tissues by LC-MS/MS.
Topics: Acetonitriles; Animals; Chromatography, Liquid; Coloring Agents; Fishes; Molecular Structure; Muscles; Phenothiazines; Reproducibility of Results; Rosaniline Dyes; Sensitivity and Specificity; Skin; Tandem Mass Spectrometry; Time Factors; Water Pollutants, Chemical | 2008 |
Analysis of meloxicam by high-performance liquid chromatography with cloud-point extraction.
Topics: Acetic Acid; Acetonitriles; Adult; Anti-Inflammatory Agents, Non-Steroidal; Chromatography, High Pressure Liquid; Detergents; Drug Stability; Humans; Meloxicam; Piroxicam; Polyethylene Glycols; Reproducibility of Results; Sensitivity and Specificity; Solvents; Thiazines; Thiazoles | 2008 |
Simple and rapid method for the determination of ethylenebisdithiocarbamate fungicides in fruits and vegetables using liquid chromatography with tandem mass spectrometry.
Topics: Acetonitriles; Amines; Chromatography, Liquid; Ethylenebis(dithiocarbamates); Fruit; Fungicides, Industrial; Magnesium Sulfate; Methylation; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Solid Phase Extraction; Sulfuric Acid Esters; Tandem Mass Spectrometry; Vegetables | 2008 |
Liquid chromatography-mass spectrometry method for the determination of thiamphenicol in rabbit tears.
Topics: Acetates; Acetonitriles; Animals; Anti-Bacterial Agents; Calibration; Chromatography, Liquid; Drug Stability; Freezing; Gels; Mass Spectrometry; Molecular Structure; Quality Control; Rabbits; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solutions; Tears; Temperature; Thiamphenicol; Time Factors | 2008 |
Evaluation of an International Pharmacopoeia method for the analysis of ritonavir by liquid chromatography.
Topics: Acetonitriles; Buffers; Chromatography, Liquid; HIV Protease Inhibitors; Hydrogen-Ion Concentration; Molecular Structure; Pharmacopoeias as Topic; Phosphates; Reference Standards; Ritonavir; Sensitivity and Specificity; Solutions; Spectrophotometry, Ultraviolet; Water | 2008 |
Method for determination of total cysteamine in human plasma by high performance capillary electrophoresis with acetonitrile stacking.
Topics: Acetonitriles; Cysteamine; Electrophoresis, Capillary; Humans; Reference Standards; Reproducibility of Results; Sensitivity and Specificity | 2008 |
Determination of serotonin, melatonin and metabolites in gastrointestinal tissue using high-performance liquid chromatography with electrochemical detection.
Topics: Acetonitriles; Animals; Chromatography, High Pressure Liquid; Colon; Drug Stability; Duodenum; Electrochemical Techniques; Guinea Pigs; Hydroxyindoleacetic Acid; Ileum; Intestinal Mucosa; Isotonic Solutions; Least-Squares Analysis; Linear Models; Male; Melatonin; Perchlorates; Reproducibility of Results; Sensitivity and Specificity; Serotonin; Tryptophan | 2009 |
A simple and rapid high-performance liquid chromatographic method for the determination of bisoprolol fumarate and hydrochlorothiazide in a tablet dosage form.
Topics: Acetonitriles; Adrenergic beta-Antagonists; Bisoprolol; Buffers; Chlorothiazide; Chromatography, High Pressure Liquid; Diuretics; Dosage Forms; Drug Contamination; Furans; Guidelines as Topic; Hydrochlorothiazide; Phosphates; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Tablets; Temperature; Time Factors; Water | 2008 |
Transient phenomena in the pulse radiolysis of oxoisoaporphine derivatives in acetonitrile.
Topics: Acetonitriles; Aporphines; Argon; Free Radicals; Kinetics; Molecular Structure; Oxygen; Pulse Radiolysis; Quantum Theory; Sensitivity and Specificity; Solutions; Triterpenes | 2008 |
Simultaneous determination of a hydrophobic drug candidate and its metabolite in human plasma with salting-out assisted liquid/liquid extraction using a mass spectrometry friendly salt.
Topics: Acetates; Acetonitriles; Calibration; Chromatography, Liquid; Drugs, Investigational; Humans; Hydrophobic and Hydrophilic Interactions; Indazoles; Mass Spectrometry; Phenylurea Compounds; Quality Control; Reference Standards; Sensitivity and Specificity | 2008 |
A continuous symmetry measure of [4Fe-4S]+ core distortions and analysis of supramolecular synthons in crystal structures of (Et4N)3[Fe4S4Cl4].Et4NCl at 100 and 295 K.
Topics: Acetonitriles; Catalysis; Crystallography, X-Ray; Ferric Compounds; Hydrogen Bonding; Iron-Sulfur Proteins; Ligands; Models, Molecular; Molecular Conformation; Proteins; Sensitivity and Specificity; Sulfur | 2008 |
Fast low-pressure gas chromatography-mass spectrometry method for the determination of multiple pesticides in grapes, musts and wines.
Topics: Acetonitriles; Gas Chromatography-Mass Spectrometry; Pesticides; Pressure; Reproducibility of Results; Sensitivity and Specificity; Solvents; Time Factors; Vitis; Wine | 2009 |
Application and validation of a LC/fluorescence method for the determination of amoxicillin in sheep serum and tissue cage fluid.
Topics: Acetonitriles; Alkanesulfonates; Amoxicillin; Animals; Anti-Bacterial Agents; Area Under Curve; Buffers; Calibration; Chromatography, Liquid; Diffusion Chambers, Culture; Drug Stability; Drug Storage; Freezing; Hydrogen-Ion Concentration; Male; Molecular Structure; Octanes; Phosphates; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Sheep; Spectrometry, Fluorescence; Time Factors | 2009 |
Quantification of etravirine (TMC125) in plasma, dried blood spots and peripheral blood mononuclear cell lysate by liquid chromatography tandem mass spectrometry.
Topics: Acetonitriles; Atmospheric Pressure; Biological Assay; Calibration; Cell Extracts; Chromatography, Liquid; Desiccation; Drug Monitoring; Drug Stability; Drug Storage; Freezing; HIV Protease Inhibitors; Humans; Hydrogen-Ion Concentration; Leukocytes, Mononuclear; Methanol; Molecular Structure; Nitriles; Particle Size; Pyridazines; Pyrimidines; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Temperature; Water; Zinc Sulfate | 2009 |
More rapid and sensitive method for simultaneous determination of tryptophan and kynurenic acid by HPLC.
Topics: Acetonitriles; Adolescent; Adult; Asian People; Calibration; Chromatography, High Pressure Liquid; Female; Fluorescence; Health; Humans; Hydrogen-Ion Concentration; Kynurenic Acid; Limit of Detection; Male; Middle Aged; Reference Standards; Regression Analysis; Reproducibility of Results; Rheology; Sensitivity and Specificity; Time Factors; Tryptophan; Young Adult; Zinc Acetate | 2009 |
Multiresidue method for high-performance liquid chromatography determination of carbamate pesticides residues in tea samples.
Topics: Acetonitriles; Carbamates; Chromatography, High Pressure Liquid; Food Contamination; Pesticide Residues; Reproducibility of Results; Sensitivity and Specificity; Solvents; Tea | 2009 |
Ultrasensitive detection of TNT in soil, water, using enhanced electrogenerated chemiluminescence.
Topics: Acetonitriles; Electrochemistry; Immunoassay; Luminescence; Magnetics; Microspheres; Polystyrenes; Propylamines; Sensitivity and Specificity; Soil; Trinitrotoluene; Water | 2009 |
Development and validation of an HPLC-DAD method for bis(12)-hupyridone and its application to a pharmacokinetic study.
Topics: Acetonitriles; Animals; Area Under Curve; Cholinesterase Inhibitors; Chromatography, High Pressure Liquid; Dose-Response Relationship, Drug; Drug Stability; Drug Storage; Freezing; Half-Life; Male; Metabolic Clearance Rate; Molecular Structure; Quality Control; Quinolones; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Trifluoroacetic Acid; Water | 2009 |
Quantification of the HIV-integrase inhibitor raltegravir and detection of its main metabolite in human plasma, dried blood spots and peripheral blood mononuclear cell lysate by means of high-performance liquid chromatography tandem mass spectrometry.
Topics: Acetonitriles; Antiviral Agents; Biological Assay; Calibration; Chromatography, High Pressure Liquid; Desiccation; Drug Monitoring; Drug Stability; Drug Storage; Freezing; HIV Infections; HIV Integrase Inhibitors; Humans; Leukocytes, Mononuclear; Methanol; Molecular Structure; Particle Size; Pyrrolidinones; Raltegravir Potassium; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solutions; Tandem Mass Spectrometry; Water; Zinc Sulfate | 2009 |
A combined solid phase extraction/capillary gel electrophoresis method for the determination of phosphorothioate oligodeoxynucleotides in biological fluids, tissues and feces.
Topics: Acetonitriles; Animals; Base Sequence; Body Fluids; Electrophoresis, Capillary; Feces; Mice; Oligodeoxyribonucleotides; Organophosphorus Compounds; Rats; Reference Standards; Sensitivity and Specificity; Sodium Chloride; Thionucleotides; Tissue Distribution | 2009 |
Capillary electrochromatographic separation of illicit drugs employing a cyano stationary phase.
Topics: Acetonitriles; Capillary Electrochromatography; Cyanides; Humans; Hydrogen-Ion Concentration; Illicit Drugs; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide; Solid Phase Extraction | 2009 |
Pyrroloquinoline quinone-doped polymeric nanospheres as sensitive tracer for binding assays.
Topics: Acetonitriles; Animals; Avidin; Binding, Competitive; Biotin; C-Reactive Protein; Cattle; Glucose 1-Dehydrogenase; Humans; Immunoassay; Molecular Probe Techniques; Molecular Weight; Nanospheres; Polymethyl Methacrylate; PQQ Cofactor; Sensitivity and Specificity; Solvents | 2009 |
Simultaneous determination of diastereoisomeric and enantiomeric impurities in SSS-octahydroindole-2-carboxylic acid by chiral high-performance liquid chromatography with pre-column derivatization.
Topics: Acetonitriles; Angiotensin-Converting Enzyme Inhibitors; Carboxylic Acids; Chromatography, High Pressure Liquid; Drug Contamination; Drug Stability; Hydrogen-Ion Concentration; Indoles; Linear Models; Sensitivity and Specificity; Stereoisomerism; Temperature | 2009 |
Submicellar and micellar reversed-phase liquid chromatographic modes applied to the separation of beta-blockers.
Topics: Acetonitriles; Adrenergic beta-Antagonists; Algorithms; Chromatography, Liquid; Micelles; Models, Chemical; Sensitivity and Specificity; Sodium Dodecyl Sulfate; Solvents | 2009 |
Use of the sulfide mineral pyrite as electrochemical sensor in non-aqueous solutions: potentiometric titration of weak acids in acetonitrile, propionitrile and benzonitrile.
Topics: Acetonitriles; Acids; Benzenesulfonates; Electrochemistry; Electrodes; Iron; Minerals; Nitriles; Potentiometry; Sensitivity and Specificity; Solutions; Sulfides; Time Factors | 2009 |
HPLC determination of irbesartan in human plasma: its application to pharmacokinetic studies.
Topics: Acetonitriles; Adult; Angiotensin II Type 1 Receptor Blockers; Biphenyl Compounds; Chromatography, High Pressure Liquid; Humans; Irbesartan; Losartan; Male; Reproducibility of Results; Sample Size; Sensitivity and Specificity; Spectrometry, Fluorescence; Tetrazoles; Time Factors; Young Adult | 2009 |
Extraction and analysis of colourful eggshell pigments using HPLC and HPLC/electrospray ionization tandem mass spectrometry.
Topics: Acetic Acid; Acetonitriles; Animals; Biliverdine; Birds; Chromatography, High Pressure Liquid; Edetic Acid; Ovum; Protoporphyrins; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2009 |
Development and validation of a highly sensitive and robust LC-ESI-MS/MS method for simultaneous quantitation of simvastatin acid, amlodipine and valsartan in human plasma: application to a clinical pharmacokinetic study.
Topics: Acetonitriles; Amlodipine; Antihypertensive Agents; Chromatography, High Pressure Liquid; Humans; Male; Reproducibility of Results; Sensitivity and Specificity; Simvastatin; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Tetrazoles; Time Factors; Valine; Valsartan | 2009 |
Development of a reversed-phase high-performance liquid chromatographic method for analyzing furanocoumarin components in citrus fruit juices and Chinese herbal medicines.
Topics: Acetonitriles; Beverages; Chromatography, High Pressure Liquid; Citrus; Drugs, Chinese Herbal; Fruit; Furocoumarins; Sensitivity and Specificity; Solvents | 2009 |
Development and validation of a reversed-phase HPLC method for separation and simultaneous determination of process-related substances of mirtazapine in bulk drugs and formulations.
Topics: Acetonitriles; Antidepressive Agents, Tricyclic; Buffers; Chromatography, High Pressure Liquid; Drug Contamination; Ethylamines; Hydrogen-Ion Concentration; Mianserin; Mirtazapine; Pharmaceutical Preparations; Sensitivity and Specificity; Temperature | 2009 |
Determination of tryptophan in bee pollen and royal jelly by high-performance liquid chromatography with fluorescence detection.
Topics: Acetonitriles; Animals; Bees; Chemical Fractionation; Chromatography, High Pressure Liquid; Fatty Acids; Fluorescence; Hydrolysis; Pollen; Reproducibility of Results; Sensitivity and Specificity; Tryptophan; Water | 2009 |
Simultaneous determination of salbutamol, ractopamine, and clenbuterol in animal feeds by SPE and LC-MS.
Topics: Acetonitriles; Adrenergic beta-Agonists; Albuterol; Animal Feed; Chromatography, Liquid; Clenbuterol; Formates; Indicators and Reagents; Methanol; Phenethylamines; Phosphoric Acids; Quality Control; Sensitivity and Specificity; Solutions; Solvents; Spectrometry, Mass, Electrospray Ionization | 2009 |
Chemical-shift referencing and resolution stability in gradient LC-NMR (acetonitrile:water).
Topics: Acetonitriles; Chromatography, Liquid; Magnetic Resonance Spectroscopy; Protons; Reproducibility of Results; Sensitivity and Specificity; Water | 2009 |
Enhanced detection in capillary electrophoresis: example determination of serum mycophenolic acid.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Drug Monitoring; Electrophoresis, Capillary; Humans; Immunosuppressive Agents; Mycophenolic Acid; Sensitivity and Specificity | 2009 |
Optimization and validation of an ion-pair RP-HPLC-UV method for the determination of total free iodine in rabbit plasma: application to a pharmacokinetic study.
Topics: Acetonitriles; Amines; Animals; Aspirin; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Crown Ethers; Female; Iodine; Phosphates; Povidone-Iodine; Rabbits; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solutions; Spectrophotometry, Ultraviolet; Thiosulfates; Water | 2009 |
Determination of selected UV filters in indoor dust by matrix solid-phase dispersion and gas chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Acrylates; Air Pollution, Indoor; Camphor; Cinnamates; Dust; Gas Chromatography-Mass Spectrometry; Salicylates; Sensitivity and Specificity; Solid Phase Extraction; Sunscreening Agents; Tandem Mass Spectrometry | 2009 |
Qualitative detection of diuretics and acidic metabolites of other doping agents in human urine by high-performance liquid chromatography-tandem mass spectrometry: comparison between liquid-liquid extraction and direct injection.
Topics: Acetonitriles; Chemical Fractionation; Chromatography, High Pressure Liquid; Diuretics; Doping in Sports; Humans; Hydrogen-Ion Concentration; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Urinalysis | 2009 |
Optimization of a GC-MS metabolic fingerprint method and its application in characterizing engineered bacterial metabolic shift.
Topics: Acetone; Acetonitriles; Bacteria; Ethanol; Gas Chromatography-Mass Spectrometry; Metabolomics; Methanol; Reproducibility of Results; Sensitivity and Specificity; Solvents; Specimen Handling | 2009 |
Analysis of orange juice for total cysteine and glutathione content by CZE with UV-absorption detection.
Topics: Acetonitriles; Beverages; Chromatography, High Pressure Liquid; Citrus sinensis; Cysteine; Electrophoresis, Capillary; Fruit; Glutathione; Reproducibility of Results; Sensitivity and Specificity; Ultraviolet Rays | 2009 |
Separation of peptides by open-tubular capillary electrochromatography using Fe(III)-deuteroporphyrin as a covalently attached stationary phase.
Topics: Acetonitriles; Capillary Electrochromatography; Deuteroporphyrins; Electrolytes; Ferric Compounds; Humans; Hydrogen-Ion Concentration; Linear Models; Peptide Fragments; Peptides; Phosphates; Potassium Compounds; Reproducibility of Results; Sensitivity and Specificity; Serum Albumin; Trypsin | 2009 |
Quality evaluation of golden saxifrage (Chrysosplenium alternifolium L.) through simultaneous determination of four bioactive flavonoids by high-performance liquid chromatography with PDA detection.
Topics: Acetonitriles; Calibration; Chemistry Techniques, Analytical; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Drug Stability; Flavonoids; Methanol; Models, Chemical; Plant Extracts; Reproducibility of Results; Saxifragaceae; Sensitivity and Specificity; Spectrophotometry; Spectrophotometry, Ultraviolet | 2009 |
Ionic liquid based dispersive liquid-liquid microextraction for the extraction of pesticides from bananas.
Topics: Acetone; Acetonitriles; Calibration; Chemical Fractionation; Chromatography, High Pressure Liquid; Data Interpretation, Statistical; Food Analysis; Fruit; Hydrogen-Ion Concentration; Ionic Liquids; Methanol; Musa; Pesticide Residues; Plant Extracts; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Spain; Temperature | 2009 |
Liquid chromatography-electrospray ionization-mass spectrometric quantitation of juvenile hormone III in whole body extracts of the Formosan subterranean termite.
Topics: Acetates; Acetonitriles; Animals; Chromatography, Liquid; Fluorobenzenes; Insect Hormones; Isoptera; Phenols; Sensitivity and Specificity; Sesquiterpenes; Spectrometry, Mass, Electrospray Ionization | 2009 |
Determination of para-aminohippuric acid (PAH) in human plasma and urine by liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Aminosalicylic Acid; Chromatography, High Pressure Liquid; Drug Stability; Humans; Least-Squares Analysis; Linear Models; p-Aminohippuric Acid; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2009 |
Comparison of gamma-oryzanol contents in crude rice bran oils from different sources by various determination methods.
Topics: Absorptiometry, Photon; Acetic Acid; Acetonitriles; Chloroform; Chromatography, High Pressure Liquid; Methanol; Phenylpropionates; Plant Oils; Reproducibility of Results; Rice Bran Oil; Sensitivity and Specificity; Solvents | 2009 |
Hydrophobic solvent induced phase transition extraction to extract drugs from plasma for high performance liquid chromatography-mass spectrometric analysis.
Topics: Acetonitriles; Chemical Fractionation; Chloroform; Chromatography, High Pressure Liquid; Diterpenes; Finasteride; Humans; Hydrophobic and Hydrophilic Interactions; Mass Spectrometry; Models, Molecular; Pharmaceutical Preparations; Piperazines; Purines; Reproducibility of Results; Sensitivity and Specificity; Sildenafil Citrate; Sulfones | 2010 |
Optimization of a pressurized liquid extraction method by experimental design methodologies for the determination of fluoroquinolone residues in infant foods by liquid chromatography.
Topics: Acetonitriles; Analysis of Variance; Chemical Fractionation; Chromatography, Liquid; Enrofloxacin; Fluoroquinolones; Infant Food; Models, Chemical; Pressure; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Temperature | 2010 |
CE-ESI-TOF/MS for human growth hormone analysis.
Topics: Acetonitriles; Electrophoresis, Capillary; Human Growth Hormone; Humans; Hydrogen-Ion Concentration; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2010 |
Comparison of two different isolation methods of benzimidazoles and their metabolites in the bovine liver by solid-phase extraction and liquid chromatography-diode array detection.
Topics: Acetonitriles; Animals; Benzimidazoles; Cattle; Chromatography, Ion Exchange; Liver; Peptide Hydrolases; Phosphates; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction | 2010 |
Development and validation of a hydrophilic interaction liquid chromatographic method for determination of aromatic amines in environmental water.
Topics: Acetonitriles; Amines; Chromatography, Liquid; Fresh Water; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction | 2010 |
Combining poly (methacrylic acid-co-ethylene glycol dimethacrylate) monolith microextraction and octadecyl phosphonic acid-modified zirconia-coated CEC with field-enhanced sample injection for analysis of antidepressants in human plasma and urine.
Topics: Acetates; Acetonitriles; Antidepressive Agents; Capillary Electrochromatography; Chemical Fractionation; Ethylene Glycols; Flow Injection Analysis; Humans; Hydrogen-Ion Concentration; Methacrylates; Organophosphonates; Reproducibility of Results; Sensitivity and Specificity; Zirconium | 2010 |
Selective sample pretreatment by molecularly imprinted polymer monolith for the analysis of fluoroquinolones from milk samples.
Topics: Acetonitriles; Adsorption; Animals; Chromatography, High Pressure Liquid; Fluoroquinolones; Hydrogen-Ion Concentration; Linear Models; Microscopy, Electron, Scanning; Milk; Molecular Imprinting; Pefloxacin; Reproducibility of Results; Sensitivity and Specificity | 2010 |
Simultaneous determination of a pyridine-triphenylborane anti-fouling agent and its estimated degradation products using capillary zone electrophoresis.
Topics: Acetonitriles; Boranes; Boron Compounds; Boronic Acids; Electrophoresis, Capillary; Hydrogen-Ion Concentration; Pesticides; Phenol; Photolysis; Pyridines; Reproducibility of Results; Sensitivity and Specificity; Sodium Hydroxide | 2010 |
Analysis of the alcohol biomarker phosphatidylethanol by NACE with on-line ESI-MS.
Topics: Acetonitriles; Alcoholism; Biomarkers; Calibration; Electrophoresis, Capillary; Glycerophospholipids; Humans; Linear Models; Methanol; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2010 |
Multiresidue pesticide analysis of ginseng powders using acetonitrile- or acetone-based extraction, solid-phase extraction cleanup, and gas chromatography-mass spectrometry/selective ion monitoring (GC-MS/SIM) or -tandem mass spectrometry (GC-MS/MS).
Topics: Acetone; Acetonitriles; Chemical Fractionation; Gas Chromatography-Mass Spectrometry; Indicators and Reagents; Panax; Pesticide Residues; Plant Extracts; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry | 2010 |
CEC-atmospheric pressure ionization MS of pesticides using a surfactant-bound monolithic column.
Topics: Acetates; Acetonitriles; Acrylamides; Amino Acids; Analysis of Variance; Beverages; Carbamates; Electrophoresis, Capillary; Linear Models; Mass Spectrometry; Methacrylates; Pesticides; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction | 2010 |
Determination of piracetam in rat plasma by LC-MS/MS and its application to pharmacokinetics.
Topics: Acetonitriles; Animals; Chromatography, Liquid; Drug Stability; Linear Models; Male; Piracetam; Pyrrolidines; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2010 |
Simple and selective method for the determination of various tyrosine kinase inhibitors used in the clinical setting by liquid chromatography tandem mass spectrometry.
Topics: Acetonitriles; Chromatography, Liquid; Drug Stability; Humans; Linear Models; Neoplasms; Protein Kinase Inhibitors; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2010 |
Preparation of organic-inorganic hybrid silica monolith with octyl and sulfonic acid groups for capillary electrochromatograhpy and application in determination of theophylline and caffeine in beverage.
Topics: Acetonitriles; Beverages; Caffeine; Capillary Electrochromatography; Electroosmosis; Food Analysis; Hydrogen-Ion Concentration; Inorganic Chemicals; Linear Models; Microscopy, Electron, Scanning; Organic Chemicals; Phase Transition; Phosphates; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide; Sulfonic Acids; Theophylline | 2010 |
Determination of 2-hydroxyflutamide in human plasma by liquid chromatography-tandem mass spectrometry (LC-MS/MS): application to a bioequivalence study on Chinese volunteers.
Topics: Acetonitriles; China; Chromatography, Liquid; Drug Stability; Flutamide; Humans; Male; Reproducibility of Results; Sensitivity and Specificity; Statistics as Topic; Tandem Mass Spectrometry; Tegafur; Therapeutic Equivalency | 2010 |
Analysis of arginine and methylated metabolites in human plasma by field amplified sample injection capillary electrophoresis tandem mass spectrometry.
Topics: Acetonitriles; Arginine; Electrophoresis, Capillary; Flow Injection Analysis; Humans; Linear Models; Methylation; omega-N-Methylarginine; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2010 |
Accurate analysis of urea in milk and milk powder by isotope dilution gas chromatography-mass spectrometry.
Topics: Acetonitriles; Animals; Gas Chromatography-Mass Spectrometry; Isotope Labeling; Linear Models; Methanol; Milk; Reproducibility of Results; Sensitivity and Specificity; Urea | 2010 |
Simultaneous determination of memantine and amantadine in human plasma as fluorescein derivatives by micellar electrokinetic chromatography with laser-induced fluorescence detection and its clinical application.
Topics: Acetonitriles; Alzheimer Disease; Amantadine; Antiparkinson Agents; Chemical Fractionation; Chromatography, Micellar Electrokinetic Capillary; Fluoresceins; Humans; Hydrogen-Ion Concentration; Linear Models; Memantine; Parkinson Disease; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Succinimides | 2010 |
LC-MS/MS method using unbonded silica column and aqueous/methanol mobile phase for the simultaneous quantification of a drug candidate and co-administered metformin in rat plasma.
Topics: Acetonitriles; Animals; Bicarbonates; Calibration; Chromatography, Liquid; Drug Discovery; Formates; Hydrophobic and Hydrophilic Interactions; Metformin; Pyrazoles; Rats; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Triazines | 2010 |
The use of capillary electrophoresis with contactless conductivity detection for monitoring of glycerol in adipose tissues during a sporting performance.
Topics: Acetonitriles; Adipose Tissue; Bicycling; Boric Acids; Calibration; Electric Conductivity; Electrophoresis, Capillary; Exercise; Glycerol; Humans; Hydrogen-Ion Concentration; Linear Models; Lipolysis; Lithium Compounds; Mannitol; Reproducibility of Results; Sensitivity and Specificity | 2010 |
An improved on-line solid phase extraction coupled HPLC-MS/MS system for quantification of sifuvirtide in human plasma.
Topics: Acetonitriles; Anti-HIV Agents; Chromatography, High Pressure Liquid; Formates; Humans; Linear Models; Peptides; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry | 2010 |
An analytical method for prohexadione in Chinese cabbage and apple.
Topics: Acetonitriles; Brassica; Chromatography, High Pressure Liquid; Ketoglutaric Acids; Linear Models; Malus; Pesticide Residues; Reproducibility of Results; Republic of Korea; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry | 2011 |
Effective separation and simultaneous detection of cyromazine and melamine in food by capillary electrophoresis.
Topics: Acetonitriles; Ammonium Hydroxide; Animal Feed; Animals; Eggs; Electrophoresis, Capillary; Food Analysis; Hydrogen-Ion Concentration; Hydroxides; Milk; Phosphates; Reproducibility of Results; Sensitivity and Specificity; Triazines | 2010 |
Determination of biocides as well as some biocide metabolites from facade run-off waters by solid phase extraction and high performance liquid chromatographic separation and tandem mass spectrometry detection.
Topics: Acetonitriles; Carbamates; Chromatography, High Pressure Liquid; Disinfectants; Methanol; Phenylurea Compounds; Sensitivity and Specificity; Solid Phase Extraction; Styrene; Tandem Mass Spectrometry; Thiazoles; Triazines; Vinyl Compounds; Water; Water Pollutants, Chemical | 2010 |
Bufferized solvent extraction and HPLC fluorometric detection method for sarafloxacin in pig and chicken muscles.
Topics: Acetonitriles; Animals; Buffers; Chemical Fractionation; Chickens; Chromatography, High Pressure Liquid; Ciprofloxacin; Drug Residues; Fluorometry; Food Analysis; Hexanes; Meat; Muscles; Reproducibility of Results; Sensitivity and Specificity; Swine | 2011 |
Capillary liquid chromatography with diode array and mass spectrometry detection for heterocyclic aromatic amine determination in ready-to-eat food treated with electron-beam irradiation.
Topics: Acetonitriles; Animals; Cheese; Chromatography, Liquid; Food Analysis; Food Irradiation; Harmine; Linear Models; Mass Spectrometry; Quinoxalines; Reproducibility of Results; Salmon; Seafood; Sensitivity and Specificity | 2010 |
Molecularly-imprinted microspheres for selective extraction and determination of melamine in milk and feed using gas chromatography-mass spectrometry.
Topics: Acetonitriles; Animal Feed; Animals; Ethylene Glycol; Food Analysis; Gas Chromatography-Mass Spectrometry; Methacrylates; Microscopy, Electron, Scanning; Microspheres; Milk; Molecular Imprinting; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Solvents; Triazines | 2010 |
Development and validation of sensitive and selective LC-MS/MS methods for the determination of BMS-708163, a gamma-secretase inhibitor, in plasma and cerebrospinal fluid using deprotonated or formate adduct ions as precursor ions.
Topics: Acetonitriles; Amyloid Precursor Protein Secretases; Animals; Chromatography, Liquid; Dogs; Drug Stability; Enzyme Inhibitors; Formates; Humans; Mice; Oxadiazoles; Polysorbates; Rats; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Sulfonamides; Tandem Mass Spectrometry | 2010 |
A new concept of hollow fiber liquid-liquid-liquid microextraction compatible with gas chromatography based on two immiscible organic solvents.
Topics: Acetonitriles; Alkanes; Chemical Fractionation; Chlorophenols; Chromatography, Gas; Honey; Linear Models; Methanol; Oryza; Reproducibility of Results; Sensitivity and Specificity; Soil; Water | 2010 |
A novel method for analyzing solanesyl esters in tobacco leaves using atmospheric pressure chemical ionization/mass spectrometer.
Topics: Acetone; Acetonitriles; Air Ionization; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Esters; Hexanes; Linear Models; Mass Spectrometry; Nicotiana; Plant Leaves; Reproducibility of Results; Sensitivity and Specificity; Terpenes | 2010 |
Large-scale pesticide testing in olives by liquid chromatography-electrospray tandem mass spectrometry using two sample preparation methods based on matrix solid-phase dispersion and QuEChERS.
Topics: Acetonitriles; Algorithms; Chromatography, Liquid; Food Analysis; Linear Models; Olea; Pesticide Residues; Sensitivity and Specificity; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2010 |
Stability-indicating ultra-performance liquid chromatography method for the estimation of thymoquinone and its application in biopharmaceutical studies.
Topics: Acetonitriles; Analysis of Variance; Animals; Benzoquinones; Chromatography, High Pressure Liquid; Drug Stability; Hydrochloric Acid; Linear Models; Lipids; Nanoparticles; Rats; Rats, Wistar; Reproducibility of Results; Sensitivity and Specificity; Temperature | 2011 |
Liquid chromatography/tandem mass spectrometry sensitivity enhancement via online sample dilution and trapping: applications in microdosing and dried blood spot (DBS) bioanalysis.
Topics: 2-Pyridinylmethylsulfinylbenzimidazoles; Acetonitriles; Blood Chemical Analysis; Chromatography, High Pressure Liquid; Humans; Lansoprazole; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Specimen Handling; Tandem Mass Spectrometry; Water | 2010 |
Determination of the unstable drug otilonium bromide in human plasma by LC-ESI-MS and its application to a pharmacokinetic study.
Topics: Acetonitriles; Chromatography, Liquid; Drug Stability; Fluorides; Humans; Linear Models; Male; Potassium Compounds; Quaternary Ammonium Compounds; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2010 |
Comparison of electron capture-atmospheric pressure chemical ionization and electrospray ionization for the analysis of gambogic acid and its main circulating metabolite in dog plasma.
Topics: Acetonitriles; Animals; Chromatography, High Pressure Liquid; Dogs; Female; Linear Models; Male; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Temperature; Xanthones | 2010 |
Stability indicating LC method for the simultaneous determination of amlodipine and olmesartan in dosage form.
Topics: Acetonitriles; Amlodipine; Chemistry, Pharmaceutical; Chromatography, Liquid; Drug Stability; Hydrolysis; Imidazoles; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Tablets; Tetrazoles | 2010 |
Conversion investigation for lovastatin and its derivatives by HPLC.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Hydrochloric Acid; Hydrogen-Ion Concentration; Linear Models; Lovastatin; Methanol; Reproducibility of Results; Sensitivity and Specificity; Sodium Hydroxide; Spectrometry, Mass, Electrospray Ionization | 2010 |
Liquid chromatographic resolution of proton pump inhibitors including omeprazole on a ligand exchange chiral stationary phase.
Topics: Acetonitriles; Chromatography, Liquid; Copper Sulfate; Ethylamines; Hydrogen-Ion Concentration; Omeprazole; Proton Pump Inhibitors; Reproducibility of Results; Sensitivity and Specificity; Stereoisomerism | 2010 |
Determination of oxaceprol in rat plasma by LC-MS/MS and its application in a pharmacokinetic study.
Topics: Acetates; Acetonitriles; Administration, Oral; Animals; Chemistry Techniques, Analytical; Chromatography, Liquid; Hydroxyproline; Ions; Mass Spectrometry; Methanol; Models, Chemical; Quality Control; Rats; Reproducibility of Results; Sensitivity and Specificity | 2011 |
Dispersive liquid-liquid microextraction combined with nonaqueous capillary electrophoresis for the determination of fluoroquinolone antibiotics in waters.
Topics: Acetonitriles; Anti-Bacterial Agents; Calibration; Chemical Fractionation; Computational Biology; Electrophoresis, Capillary; Fluoroquinolones; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Water Pollutants, Chemical | 2010 |
Development of a high-performance liquid chromatography method to monitor the residues of benzimidazoles in bovine milk.
Topics: Acetates; Acetonitriles; Animals; Anthelmintics; Benzimidazoles; Cattle; Chromatography, High Pressure Liquid; Milk; Reproducibility of Results; Sensitivity and Specificity | 2010 |
Development and validation of a high-performance liquid chromatography-tandem mass spectrometry method for the determination of the novel proteasome inhibitor CEP-18770 in human plasma and its application in a clinical pharmacokinetic study.
Topics: Acetonitriles; Biphenyl Compounds; Boronic Acids; Chromatography, High Pressure Liquid; Clinical Trials, Phase I as Topic; Drug Stability; Humans; Irbesartan; Multiple Myeloma; Neoplasms; Proteasome Inhibitors; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Tetrazoles; Threonine | 2010 |
Analysis of multiple mycotoxins in beer employing (ultra)-high-resolution mass spectrometry.
Topics: Acetonitriles; Beer; Calibration; Chromatography, High Pressure Liquid; Fusarium; High-Throughput Screening Assays; Mass Spectrometry; Mycotoxins; Reproducibility of Results; Sensitivity and Specificity | 2010 |
Validated hydrophilic interaction LC-MS/MS method for determination of N-methyl-2-pyrrolidinone residue: Applied to a depletion study of N-methyl-2-pyrrolidinone in swine liver following intramuscular administration of drug N-methyl-2-pyrrolidinone formul
Topics: Acetonitriles; Animals; Chromatography, High Pressure Liquid; Deuterium; Hydrophobic and Hydrophilic Interactions; Injections, Intramuscular; Liver; Pyrrolidinones; Reproducibility of Results; Sensitivity and Specificity; Swine; Tandem Mass Spectrometry | 2010 |
Application of sugaring-out extraction for the determination of sulfonamides in honey by high-performance liquid chromatography with fluorescence detection.
Topics: Acetonitriles; Chemical Fractionation; Chromatography, High Pressure Liquid; Fluorescamine; Honey; Sensitivity and Specificity; Spectrometry, Fluorescence; Sulfonamides | 2010 |
Determination of sodium nifurstyrenate and nitrovin residues in edible food by liquid chromatography-tandem mass spectrometry after ultrasound-assisted extraction.
Topics: Acetonitriles; Animals; Chemical Fractionation; Chickens; Chromatography, Liquid; Fishes; Food Analysis; Hexanes; Liver; Meat; Muscle, Skeletal; Nitrofurans; Nitrovin; Reproducibility of Results; Sensitivity and Specificity; Styrenes; Swine; Tandem Mass Spectrometry; Ultrasonics | 2010 |
Improved selectivity for the analysis of maternal serum and cord serum for polyfluoroalkyl chemicals.
Topics: Acetonitriles; Alkanesulfonic Acids; Animals; Caprylates; Cattle; Chromatography, High Pressure Liquid; Female; Fetal Blood; Fluorocarbons; Humans; Pregnancy; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Sulfonic Acids | 2011 |
Validated LC-MS/MS methods for the determination of dapagliflozin, a sodium-glucose co-transporter 2 inhibitor in normal and ZDF rat plasma.
Topics: Acetonitriles; Animals; Benzhydryl Compounds; Chromatography, High Pressure Liquid; Disease Models, Animal; Enzyme Inhibitors; Glucosides; Mass Spectrometry; Rats; Rats, Zucker; Reproducibility of Results; Sensitivity and Specificity; Sodium-Glucose Transporter 2; Sodium-Glucose Transporter 2 Inhibitors; Solid Phase Extraction; Water | 2010 |
Analyses of non-steroidal anti-inflammatory drugs by on-line concentration capillary electrochromatography using poly(stearyl methacrylate-divinylbenzene) monolithic columns.
Topics: Acetonitriles; Anti-Inflammatory Agents, Non-Steroidal; Capillary Electrochromatography; Hydrogen-Ion Concentration; Methylmethacrylates; Microscopy, Electron, Scanning; Polymerization; Polyvinyls; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2011 |
Quantification of meclizine in human plasma by high performance liquid chromatography-mass spectrometry.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Drug Stability; Flunarizine; Formates; Humans; Least-Squares Analysis; Mass Spectrometry; Meclizine; Reproducibility of Results; Sensitivity and Specificity | 2011 |
Investigation of polar stationary phases for the separation of sympathomimetic drugs with nano-liquid chromatography in hydrophilic interaction liquid chromatography mode.
Topics: Acetonitriles; Chromatography, Liquid; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Osmolar Concentration; Sensitivity and Specificity; Silicon Dioxide; Sympathomimetics; Temperature | 2011 |
Optimization of peptide and protein separation with a monolithic reversed-phase column and application to arsenic-binding studies.
Topics: Acetonitriles; Arsenic; Arsenicals; Chromatography, Reverse-Phase; Isoelectric Point; Linear Models; Peptides; Proteins; Sensitivity and Specificity; Sulfur; Trichloroacetic Acid; Vasopressins; Vasotocin | 2011 |
Direct LC-ES-MS/MS determination of phthalates in physiological saline solutions.
Topics: Acetonitriles; Chromatography, Liquid; Laboratory Chemicals; Linear Models; Phthalic Acids; Plastics; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Tandem Mass Spectrometry | 2011 |
Optimizing the extraction, separation and quantification of tricyclic antidepressant drugs in human plasma with CE-ESI-TOF-MS using cationic-coated capillaries.
Topics: Acetonitriles; Antidepressive Agents, Tricyclic; Cations; Dibenzazepines; Electrophoresis, Capillary; Humans; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization | 2011 |
Rapid and sensitive determination of vinorelbine in human plasma by liquid chromatography-tandem mass spectrometry and its pharmacokinetic application.
Topics: Acetonitriles; Antineoplastic Agents, Phytogenic; Breast Neoplasms; Chemical Fractionation; Chromatography, Reverse-Phase; Drug Stability; Female; Formates; Humans; Least-Squares Analysis; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Vinblastine; Vinorelbine | 2011 |
Development and validation of a highly sensitive LC-MS/MS method for simultaneous quantitation of acetyl-CoA and malonyl-CoA in animal tissues.
Topics: Acetonitriles; Acetyl Coenzyme A; Animals; Calibration; Chromatography, Liquid; Drug Stability; Formates; High-Throughput Screening Assays; Linear Models; Liver; Male; Malonyl Coenzyme A; Muscle, Skeletal; Myocardium; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2011 |
Solid-phase extraction followed by liquid chromatography quadrupole time-of-flight tandem mass spectrometry for the selective determination of fungicides in wine samples.
Topics: Acetonitriles; Chromatography, Liquid; Fungicides, Industrial; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry; Triazoles; Wine | 2011 |
Quantification of lurasidone, an atypical antipsychotic drug, in rat plasma with high-performance liquid chromatography with tandem mass spectrometry.
Topics: Acetonitriles; Animals; Antipsychotic Agents; Chromatography, High Pressure Liquid; Isoindoles; Linear Models; Lurasidone Hydrochloride; Male; Piperazines; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Thiazoles | 2011 |
Quantification of plasma lactate concentrations using capillary electrophoresis with contactless conductivity detection.
Topics: Acetonitriles; Electric Conductivity; Electrophoresis, Capillary; Exercise; Humans; Lactic Acid; Linear Models; Methanol; Reproducibility of Results; Sensitivity and Specificity | 2011 |
Sensitive isotope dilution liquid chromatography/tandem mass spectrometry method for quantitative analysis of bumetanide in serum and brain tissue.
Topics: Acetonitriles; Animals; Brain; Brain Chemistry; Bumetanide; Chromatography, Liquid; Humans; Isotope Labeling; Least-Squares Analysis; Rats; Rats, Long-Evans; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2011 |
Simultaneous determination of 5'-monophosphate nucleotides in infant formulas by HPLC-MS.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Humans; Infant; Infant Formula; Linear Models; Purine Nucleotides; Pyrimidine Nucleotides; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2011 |
Method for liver tissue metabolic profiling study and its application in type 2 diabetic rats based on ultra performance liquid chromatography-mass spectrometry.
Topics: Acetonitriles; Animals; Chromatography, High Pressure Liquid; Diabetes Mellitus, Experimental; Diabetes Mellitus, Type 2; Drug Stability; Linear Models; Liver; Male; Mass Spectrometry; Metabolomics; Methanol; Principal Component Analysis; Rats; Rats, Wistar; Reproducibility of Results; Sensitivity and Specificity | 2011 |
Group-selective molecularly imprinted polymer solid-phase extraction for the simultaneous determination of six sulfonamides in aquaculture products.
Topics: Acetonitriles; Adsorption; Animals; Aquaculture; Chromatography, High Pressure Liquid; Drug Residues; Fishes; Molecular Imprinting; Penaeidae; Porosity; Reproducibility of Results; Seafood; Sensitivity and Specificity; Solid Phase Extraction; Sulfonamides | 2011 |
Development of immunoaffinity columns for pyraclostrobin extraction from fruit juices and analysis by liquid chromatography with UV detection.
Topics: Acetonitriles; Antibodies, Monoclonal; Beverages; Carbamates; Chromatography, Affinity; Equipment Reuse; Fruit; Fungicides, Industrial; Immunosorbent Techniques; Malus; Pesticide Residues; Pyrazoles; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Strobilurins; Vitis | 2011 |
Optimization of separation of heavy metals by capillary electrophoresis with contactless conductivity detection.
Topics: Acetonitriles; Electric Conductivity; Electrophoresis, Capillary; Hydrogen-Ion Concentration; Metals, Heavy; Reproducibility of Results; Sensitivity and Specificity; Water Pollutants, Chemical; Water Supply | 2011 |
Rapid and high-throughput determination of cationic surfactants in environmental water samples by automated on-line polymer monolith microextraction coupled to high performance liquid chromatography-mass spectrometry.
Topics: Acetonitriles; Cations; Chromatography, High Pressure Liquid; Equipment Design; High-Throughput Screening Assays; Hydrogen-Ion Concentration; Linear Models; Mass Spectrometry; Polymethacrylic Acids; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Solid Phase Microextraction; Surface-Active Agents; Water Pollutants, Chemical | 2011 |
Coupling of acetonitrile deproteinization and salting-out extraction with acetonitrile stacking in chiral capillary electrophoresis for the determination of warfarin enantiomers.
Topics: Acetonitriles; Chemical Fractionation; Electrophoresis, Capillary; Female; Humans; Proteins; Sensitivity and Specificity; Stereoisomerism; Warfarin | 2011 |
Multi-mycotoxin analysis in eggs using a QuEChERS-based extraction procedure and ultra-high-pressure liquid chromatography coupled to triple quadrupole mass spectrometry.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Eggs; Methanol; Mycotoxins; Reproducibility of Results; Salts; Sensitivity and Specificity; Tandem Mass Spectrometry | 2011 |
Characterization of carboxylic acids in atmospheric aerosols using hydrophilic interaction liquid chromatography tandem mass spectrometry.
Topics: Acetates; Acetonitriles; Aerosols; Air; Carboxylic Acids; Chromatography, Liquid; Formates; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Osmolar Concentration; Reproducibility of Results; Sensitivity and Specificity; Solubility; Tandem Mass Spectrometry | 2011 |
Development and validation of a pre-column reversed phase liquid chromatographic method with fluorescence detection for the determination of primary phenethylamines in dietary supplements and phytoextracts.
Topics: Acetonitriles; Chromatography, Reverse-Phase; Citrus; Dietary Supplements; Hydrogen-Ion Concentration; o-Phthalaldehyde; Phenethylamines; Plant Extracts; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence | 2011 |
HPLC method for determination of diclofenac in human plasma and its application to a pharmacokinetic study in Turkey.
Topics: Acetonitriles; Adult; Chromatography, High Pressure Liquid; Diclofenac; Drug Stability; Humans; Least-Squares Analysis; Male; Reproducibility of Results; Sensitivity and Specificity; Turkey | 2011 |
Determination of quinolone residues in infant and young children powdered milk combining solid-phase extraction and ultra-performance liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Anti-Bacterial Agents; Chromatography, High Pressure Liquid; Drug Residues; Fluoroquinolones; Humans; Infant; Infant Formula; Oxolinic Acid; Pipemidic Acid; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry | 2011 |
HPLC determination of hesperidin, diosmin and eriocitrin in Iranian lime juice using polyamide as an adsorbent for solid phase extraction.
Topics: Acetic Acid; Acetonitriles; Adsorption; Beverages; Chromatography, High Pressure Liquid; Citrus aurantiifolia; Diosmin; Flavanones; Hesperidin; Hydrogen-Ion Concentration; Iran; Methanol; Nylons; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Spectrophotometry, Ultraviolet; Water | 2011 |
Analytical strategy for the confirmatory analysis of the non-steroidal anti-inflammatory drugs firocoxib, propyphenazone, ramifenazone and piroxicam in bovine plasma by liquid chromatography tandem mass spectrometry.
Topics: 4-Butyrolactone; Acetonitriles; Animals; Anti-Inflammatory Agents, Non-Steroidal; Antipyrine; Calibration; Cattle; Chromatography, Liquid; Hexanes; Piroxicam; Pyrazoles; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Spectrometry, Mass, Electrospray Ionization; Sulfones; Tandem Mass Spectrometry | 2011 |
Method development and validation for optimised separation of salicylic, acetyl salicylic and ascorbic acid in pharmaceutical formulations by hydrophilic interaction chromatography and response surface methodology.
Topics: Acetates; Acetonitriles; Analysis of Variance; Ascorbic Acid; Aspirin; Chromatography, Liquid; Drug Contamination; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Least-Squares Analysis; Models, Chemical; Reproducibility of Results; Salicylic Acid; Sensitivity and Specificity; Tablets; Temperature | 2011 |
Simultaneous determination of perfluoroalkyl phosphonates, carboxylates, and sulfonates in drinking water.
Topics: Acetonitriles; Alkanesulfonates; Chromatography, High Pressure Liquid; Europe; Fluorocarbons; Mass Spectrometry; Methanol; Organophosphonates; Piperidines; Reproducibility of Results; Sensitivity and Specificity; Water Pollutants, Chemical; Water Supply | 2011 |
Liquid chromatography-tandem mass spectroscopic method for the determination of zerumbone in human plasma and its application to pharmacokinetics.
Topics: 2-Hydroxypropyl-beta-cyclodextrin; Acetonitriles; Analysis of Variance; Animals; beta-Cyclodextrins; Carboxymethylcellulose Sodium; Chromatography, Liquid; Drug Stability; Humans; Least-Squares Analysis; Male; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Sesquiterpenes; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2011 |
Simultaneous determination of 16 sulfonamides in animal feeds by UHPLC-MS-MS.
Topics: Acetonitriles; Animal Feed; Chromatography, High Pressure Liquid; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Sulfonamides; Tandem Mass Spectrometry | 2011 |
Determination of some phenolic compounds in red wine by RP-HPLC: method development and validation.
Topics: Acetonitriles; Analysis of Variance; Brazil; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Cinnamates; Flavonoids; Least-Squares Analysis; Reproducibility of Results; Sensitivity and Specificity; Wine | 2011 |
Development of an on-column enrichment technique based on C18-functionalized magnetic silica nanoparticles for the determination of lidocaine in rat plasma by high performance liquid chromatography.
Topics: Acetonitriles; Amides; Animals; Chromatography, High Pressure Liquid; Hydrophobic and Hydrophilic Interactions; Lidocaine; Magnetite Nanoparticles; Microscopy, Electron, Transmission; Rats; Reproducibility of Results; Ropivacaine; Sensitivity and Specificity; Silicon Dioxide; Spectroscopy, Fourier Transform Infrared | 2011 |
Application of QuEChERS method for extraction of selected persistent organic pollutants in fish tissue and analysis by gas chromatography mass spectrometry.
Topics: Acetonitriles; Aldrin; Animals; Cold Temperature; Environmental Pollutants; Ethiopia; Fresh Water; Furans; Gas Chromatography-Mass Spectrometry; Hydrocarbons, Chlorinated; Lipids; Pesticide Residues; Polychlorinated Biphenyls; Salmon; Sensitivity and Specificity; Tilapia | 2011 |
Micelle to solvent stacking of organic cations in micellar electrokinetic chromatography with sodium dodecyl sulfate.
Topics: Acetonitriles; Adrenergic beta-Antagonists; Antidepressive Agents, Tricyclic; Cations; Chromatography, Micellar Electrokinetic Capillary; Herbicides; Humans; Hydrogen-Ion Concentration; Linear Models; Micelles; Phosphoric Acids; Quaternary Ammonium Compounds; Reproducibility of Results; Sensitivity and Specificity; Sodium Dodecyl Sulfate | 2011 |
Computational approaches to design a molecular imprinted polymer for high selective extraction of 3,4-methylenedioxymethamphetamine from plasma.
Topics: Acetonitriles; Chloroform; Chromatography, High Pressure Liquid; Computer-Aided Design; Humans; Hydrogen-Ion Concentration; Linear Models; Methacrylates; Models, Chemical; Models, Molecular; Molecular Imprinting; N-Methyl-3,4-methylenedioxyamphetamine; Reproducibility of Results; Sensitivity and Specificity | 2011 |
Multipesticide residue analysis in maize combining acetonitrile-based extraction with dispersive liquid-liquid microextraction followed by gas chromatography-mass spectrometry.
Topics: Acetonitriles; Edible Grain; Food Analysis; Gas Chromatography-Mass Spectrometry; Liquid Phase Microextraction; Pesticide Residues; Reproducibility of Results; Sensitivity and Specificity; Zea mays | 2011 |
Simultaneous quantitation of testosterone and estradiol in human cell line (H295R) by liquid chromatography/positive atmospheric pressure photoionization tandem mass spectrometry.
Topics: Acetic Acid; Acetonitriles; Cell Line; Chromatography, Liquid; Estradiol; Humans; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Testosterone | 2011 |
Screening and confirmation analysis of stimulants, narcotics and beta-adrenergic agents in human urine by hydrophilic interaction liquid chromatography coupled to mass spectrometry.
Topics: Acetates; Acetic Acid; Acetonitriles; Adrenergic beta-Agonists; Amines; Central Nervous System Stimulants; Chromatography, Liquid; Doping in Sports; Humans; Hydrophobic and Hydrophilic Interactions; Mass Spectrometry; Narcotics; Reproducibility of Results; Sensitivity and Specificity; Substance Abuse Detection; Temperature | 2011 |
Evaluation of a methacrylate-bonded cyclodextrins as a monolithic chiral stationary phase for capillary electrochromatography (CEC)-UV and CEC coupled to mass spectrometry.
Topics: Acetonitriles; Capillary Electrochromatography; Cyclodextrins; Epoxy Compounds; Hydrogen-Ion Concentration; Methacrylates; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Stereoisomerism; Temperature | 2011 |
Selective sample cleanup by immunoaffinity chromatography for determination of fenvalerate in vegetables.
Topics: Acetonitriles; Antibodies, Monoclonal; Chromatography, Affinity; Chromatography, Gas; Immunosorbent Techniques; Mass Spectrometry; Methanol; Nitriles; Pesticide Residues; Pyrethrins; Reproducibility of Results; Sensitivity and Specificity; Sepharose; Vegetables | 2011 |
Capillary electrophoresis with LIF detection for assessment of mitochondrial number based on the cardiolipin content.
Topics: Acetonitriles; Aminoacridines; Biomarkers; Cardiolipins; Cytological Techniques; Electrophoresis, Capillary; Hep G2 Cells; Humans; Linear Models; Methanol; Mitochondria; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence | 2011 |
Generic approach for the sensitive absolute quantification of large undigested peptides in plasma using a particular liquid chromatography-mass spectrometry setup.
Topics: Acetonitriles; Chromatography, Liquid; Equipment Design; Humans; Mass Spectrometry; Molecular Weight; Peptide Hormones; Sensitivity and Specificity; Ultrafiltration | 2011 |
An LC-MS/MS method for the determination of ofloxacin in 20 μl human plasma.
Topics: Acetonitriles; Anti-Bacterial Agents; Calibration; Chromatography, Liquid; Drug Stability; Humans; Methanol; Ofloxacin; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Water | 2012 |
Rational design of a dual chemosensor for cyanide anion sensing based on dicyanovinyl-substituted benzofurazan.
Topics: Acetonitriles; Anions; Benzoxazoles; Chemistry Techniques, Analytical; Cyanides; Fluorescent Dyes; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Structure; Sensitivity and Specificity; Solutions; Spectrometry, Fluorescence; Vinyl Compounds; Water | 2011 |
Comprehensive investigation of the influence of acidic, basic, and organic mobile phase compositions on bioanalytical assay sensitivity in positive ESI mode LC/MS/MS.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Methanol; Molecular Structure; Pharmaceutical Preparations; Reference Standards; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Structure-Activity Relationship; Tandem Mass Spectrometry | 2012 |
Salting-out homogeneous liquid-liquid extraction approach applied in sample pre-processing for the quantitative determination of entecavir in human plasma by LC-MS.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Guanine; Humans; Linear Models; Liquid-Liquid Extraction; Magnesium Sulfate; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2012 |
Simultaneous HPTLC and RP-HPLC methods for determination of bumadizone in the presence of its alkaline-induced degradation product.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Densitometry; Hydrogen-Ion Concentration; Malonates; Methanol; Powders; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity; Tablets | 2012 |
Development and optimization of simplified LC-MS/MS quantification of 25-hydroxyvitamin D using protein precipitation combined with on-line solid phase extraction (SPE).
Topics: Acetonitriles; Chemical Precipitation; Chromatography, Liquid; Filtration; Humans; Least-Squares Analysis; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Vitamin D | 2012 |
A fast, sensitive, and high throughput method for the determination of cefuroxime lysine in dog plasma by UPLC-MS/MS.
Topics: Acetates; Acetonitriles; Animals; Anti-Bacterial Agents; Calibration; Cefuroxime; Chromatography, High Pressure Liquid; Dogs; Drug Stability; Female; Formates; High-Throughput Screening Assays; Liquid-Liquid Extraction; Male; Reference Standards; Sensitivity and Specificity; Tandem Mass Spectrometry | 2012 |
A new way to fast and high resolution determination of modified nucleosides.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Humans; Nucleosides; Reproducibility of Results; Sensitivity and Specificity | 2012 |
Evaluation of new cellulose-based chiral stationary phases Sepapak-2 and Sepapak-4 for the enantiomeric separation of pesticides by nano liquid chromatography and capillary electrochromatography.
Topics: Acetonitriles; Capillary Electrochromatography; Cellulose; Chromatography, Liquid; Formates; Methanol; Nanotechnology; Pesticides; Phenylcarbamates; Reproducibility of Results; Sensitivity and Specificity; Stereoisomerism | 2012 |
A simple and rapid 3D view method for selective and sensitive determination of paclitaxel in micro volume rat plasma by LC-diode array UV and its application to a pharmacokinetic study.
Topics: Acetonitriles; Animals; Chromatography, Reverse-Phase; Linear Models; Liquid-Liquid Extraction; Male; Paclitaxel; Rats; Rats, Wistar; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet | 2012 |
Development and validation of a highly sensitive LC-MS/MS-ESI method for the determination of nobiletin in rat plasma: application to a pharmacokinetic study.
Topics: Acetonitriles; Animals; Calibration; Chromatography, High Pressure Liquid; Drug Stability; Flavones; Formates; Linear Models; Liquid-Liquid Extraction; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2012 |
Semi-automated solid-phase extraction method for studying the biodegradation of ochratoxin A by human intestinal microbiota.
Topics: Acetonitriles; Adult; Anaerobiosis; Animals; Bacteria; Biotransformation; Chromatography, High Pressure Liquid; Feces; Female; Humans; Hydrogen-Ion Concentration; Intestines; Least-Squares Analysis; Metagenome; Middle Aged; Ochratoxins; Rats; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction | 2012 |
Sensitive determination of isoprostanes in exhaled breath condensate samples with use of liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Biomarkers; Breath Tests; Chromatography, High Pressure Liquid; Drug Stability; Exhalation; Humans; Isoprostanes; Linear Models; Methanol; Reproducibility of Results; Sensitivity and Specificity; Smoking; Tandem Mass Spectrometry; Temperature | 2012 |
Systematic evaluation of acetone and acetonitrile for use in hydrophilic interaction liquid chromatography coupled with electrospray ionization mass spectrometry of basic small molecules.
Topics: Acetone; Acetonitriles; Chromatography, Liquid; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Models, Chemical; Organic Chemicals; Pharmaceutical Preparations; Sensitivity and Specificity; Signal-To-Noise Ratio; Spectrometry, Mass, Electrospray Ionization | 2011 |
Simple and low-cost high-performance liquid chromatographic method for determination of D- and L-amino acids.
Topics: Acetonitriles; Amino Acids; Animals; Bombyx; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Female; Male; Methanol; Sensitivity and Specificity; Stereoisomerism | 2012 |
An isocratic HPLC method for the determination of sorbitol and glycerol in pharmaceutical formulations.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Drug Stability; Excipients; Glycerol; Reproducibility of Results; Sensitivity and Specificity; Sorbitol | 2012 |
Dispersive solid-phase extraction cleanup combined with accelerated solvent extraction for the determination of carbamate pesticide residues in Radix Glycyrrhizae samples by UPLC-MS-MS.
Topics: Acetonitriles; Carbamates; Chromatography, High Pressure Liquid; Glycyrrhiza; Limit of Detection; Pesticide Residues; Sensitivity and Specificity; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2011 |
Validation of an LC-ESI-MS/MS method for the quantitation of phosphodiesterase-5 inhibitors and their main metabolites in rat serum and brain tissue samples.
Topics: Acetonitriles; Animals; Biotransformation; Brain; Calibration; Carbolines; Chromatography, Liquid; Dealkylation; Formates; Imidazoles; Injections, Intraperitoneal; Limit of Detection; Male; Phosphodiesterase 5 Inhibitors; Piperazines; Purines; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Sildenafil Citrate; Spectrometry, Mass, Electrospray Ionization; Sulfones; Tadalafil; Tandem Mass Spectrometry; Triazines; Vardenafil Dihydrochloride | 2012 |
LC-ESI-MS/MS analysis and pharmacokinetics of 6'-hydroxy justicidin A, a potential antitumor active component isolated from Justicia procumbens, in rats.
Topics: Acanthaceae; Acetonitriles; Administration, Oral; Animals; Antineoplastic Agents, Phytogenic; Area Under Curve; Biological Availability; Calibration; Chromatography, Liquid; Formates; Half-Life; Injections, Intravenous; Lignans; Limit of Detection; Liquid-Liquid Extraction; Male; Metabolic Clearance Rate; Plants, Medicinal; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2012 |
Oroxylum indicum seeds--analysis of flavonoids by HPLC-MS.
Topics: Acetonitriles; Bignoniaceae; Calibration; Chromatography, High Pressure Liquid; Flavonoids; Formates; Limit of Detection; Linear Models; Magnetic Resonance Spectroscopy; Mass Spectrometry; Plants, Medicinal; Reference Standards; Reproducibility of Results; Seeds; Sensitivity and Specificity; Temperature; Water | 2012 |
LC-MS/MS analysis of Δ9-tetrahydrocannabinolic acid A in serum after protein precipitation using an in-house synthesized deuterated internal standard.
Topics: Acetonitriles; Blood Proteins; Chemical Precipitation; Chromatography, Liquid; Deuterium; Dronabinol; Humans; Linear Models; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2012 |
HPLC-fluorescence method for measurement of the uremic toxin indoxyl sulfate in plasma.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Humans; Indican; Parabens; Reproducibility of Results; Sensitivity and Specificity; Sodium Acetate; Spectrometry, Fluorescence | 2013 |
Development of a LC-MS method for quantification of FK-3000 and its application to in vivo pharmacokinetic study in drug development.
Topics: Acetates; Acetonitriles; Administration, Oral; Alkaloids; Animals; Antineoplastic Agents, Phytogenic; Calibration; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Drug Stability; Limit of Detection; Linear Models; Male; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2012 |
Method development and validation study for quantitative determination of 2-chloromethyl-3,4-dimethoxy pyridine hydrochloride a genotoxic impurity in pantoprazole active pharmaceutical ingredient (API) by LC/MS/MS.
Topics: 2-Pyridinylmethylsulfinylbenzimidazoles; Acetates; Acetonitriles; Buffers; Calibration; Chromatography, High Pressure Liquid; Drug Contamination; Limit of Detection; Linear Models; Mutagens; Pantoprazole; Proton Pump Inhibitors; Pyridines; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2012 |
Rapid determination of thiamine, riboflavin, niacinamide, pantothenic acid, pyridoxine, folic acid and ascorbic acid in Vitamins with Minerals Tablets by high-performance liquid chromatography with diode array detector.
Topics: Acetonitriles; Ammonium Hydroxide; Ascorbic Acid; Buffers; Calibration; Chromatography, High Pressure Liquid; Drug Combinations; Drug Stability; Folic Acid; Hydrogen-Ion Concentration; Hydroxides; Limit of Detection; Niacinamide; Pantothenic Acid; Phosphates; Phosphoric Acids; Pyridoxine; Reference Standards; Reproducibility of Results; Riboflavin; Sensitivity and Specificity; Solubility; Tablets; Temperature; Thiamine; Thiosulfates; Time Factors; Vitamins | 2012 |
Development and validation of LC-MS/MS method for the detection and quantification of CpG oligonucleotides 107 (CpG ODN107) and its metabolites in mice plasma.
Topics: Acetonitriles; Ammonia; Animals; Biotransformation; Buffers; Calibration; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Drug Stability; Injections, Intravenous; Linear Models; Male; Mice; Mice, Inbred BALB C; Oligodeoxyribonucleotides; Radiation-Sensitizing Agents; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2012 |
A well-defined block copolymer serving as surfactants in separation of 1,4-dihydropyridines by open-tubular capillary eletrochromatography.
Topics: Acetonitriles; Capillary Electrochromatography; Dihydropyridines; Furans; Humans; Hydrogen-Ion Concentration; Linear Models; Polymethacrylic Acids; Reproducibility of Results; Sensitivity and Specificity; Surface-Active Agents | 2012 |
Identification of in vivo and in vitro metabolites of triptolide by liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Administration, Oral; Animals; Bacteria; Biotransformation; Chromatography, Liquid; Chromatography, Reverse-Phase; Diterpenes; Epoxy Compounds; Female; Glucuronides; Glutathione; Hydrolysis; Hydroxylation; Intestines; Male; Microsomes, Liver; Molecular Structure; Phenanthrenes; Rats; Rats, Wistar; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Sulfates; Tandem Mass Spectrometry; Water | 2012 |
Mass spectrometric detection of peginesatide in human urine in doping control analysis.
Topics: Acetonitriles; Animals; Calibration; Cation Exchange Resins; Chemical Precipitation; Chromatography, Liquid; Doping in Sports; Drug Stability; Female; Hematinics; Humans; Injections, Intravenous; Limit of Detection; Linear Models; Peptides; Performance-Enhancing Substances; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization; Substance Abuse Detection; Tandem Mass Spectrometry; Urinalysis | 2012 |
Improvement of the sensitivity of 2D LC-MEKC separation of phenolic acids and flavonoids natural antioxidants using the on-line preconcentration step.
Topics: Acetonitriles; Antioxidants; Chromatography, High Pressure Liquid; Chromatography, Micellar Electrokinetic Capillary; Flavonoids; Hydroxybenzoates; Plant Extracts; Sensitivity and Specificity | 2012 |
A full validated hydrophilic interaction liquid chromatography-tandem mass spectrometric method for the quantification of oxaliplatin in human plasma ultrafiltrates.
Topics: Acetonitriles; Antineoplastic Agents; Chromatography, Liquid; Colorectal Neoplasms; Humans; Hydrophobic and Hydrophilic Interactions; Organoplatinum Compounds; Oxaliplatin; Phosphorylcholine; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Ultrafiltration | 2012 |
Evaluation of four pretreatment procedures for MALDI-TOF MS yeast identification in the routine clinical laboratory.
Topics: Acetonitriles; Candida; Culture Media; Databases, Factual; DNA, Fungal; Formates; Humans; Laboratories, Hospital; Mycological Typing Techniques; Reproducibility of Results; Sensitivity and Specificity; Sequence Analysis, DNA; Software; Species Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Time Factors; Yeasts | 2013 |
On-line coupling of size exclusion chromatography with mixed-mode liquid chromatography for comprehensive profiling of biopharmaceutical drug product.
Topics: Acetonitriles; Antibodies, Monoclonal; Chromatography, Gel; Chromatography, High Pressure Liquid; Excipients; Hydrogen-Ion Concentration; Linear Models; Mass Spectrometry; Pharmaceutical Preparations; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Vaccines | 2012 |
Rapid metabolite analysis of positron emission tomography radioligands by direct plasma injection combining micellar cleanup with high submicellar liquid chromatography with radiometric detection.
Topics: Acetonitriles; Animals; Chromatography, Liquid; Haplorhini; Humans; Injections, Intravenous; Micelles; Positron-Emission Tomography; Radiopharmaceuticals; Sensitivity and Specificity | 2012 |
Development and validation of liquid chromatography-tandem mass spectrometry method for simultaneous determination of four tertiary alkaloids in rat plasma and its application to a pharmacokinetic study.
Topics: Acetonitriles; Alkaloids; Animals; Berberine; Berberine Alkaloids; Chromatography, Liquid; Male; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2013 |
High-density extraction solvent-based solvent de-emulsification dispersive liquid-liquid microextraction combined with MEKC for detection of chlorophenols in water samples.
Topics: Acetonitriles; Chlorophenols; Chromatography, Micellar Electrokinetic Capillary; Hydrogen-Ion Concentration; Linear Models; Liquid Phase Microextraction; Reproducibility of Results; Sensitivity and Specificity; Water Pollutants, Chemical | 2013 |
Multi-mycotoxin analysis in wheat semolina using an acetonitrile-based extraction procedure and gas chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Flour; Gas Chromatography-Mass Spectrometry; Hydrogen-Ion Concentration; Liquid-Liquid Extraction; Mycotoxins; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry | 2012 |
Greener bioanalytical approach for LC/MS-MS assay of enalapril and enalaprilat in human plasma with total replacement of acetonitrile throughout all analytical stages.
Topics: 1-Octanol; Acetonitriles; Chromatography, Liquid; Cross-Over Studies; Enalapril; Enalaprilat; Ethanol; Green Chemistry Technology; Humans; Linear Models; Liquid-Liquid Extraction; Propane; Randomized Controlled Trials as Topic; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Therapeutic Equivalency; Water | 2013 |
Determination of phenylephrine in human plasma using ultra-performance liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Drug Stability; Formates; Humans; Least-Squares Analysis; Phenylephrine; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Tandem Mass Spectrometry | 2013 |
Fast method for the resolution and determination of sex steroids in urine.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Gonadal Steroid Hormones; Humans; Methanol; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity | 2013 |
Analysis of estrogenic contaminants in river water using liquid chromatography coupled to ion trap based mass spectrometry.
Topics: Acetonitriles; Chromatography, Liquid; Diethylstilbestrol; Estradiol; Estriol; Estrogens; Estrone; Ethinyl Estradiol; Mass Spectrometry; Reproducibility of Results; Sensitivity and Specificity; Solvents; Water; Water Pollutants | 2002 |
Development and validation of capillary electrophoresis method for tobramycin with precapillary derivatization and UV detection.
Topics: Acetonitriles; Anti-Bacterial Agents; Electrophoresis, Capillary; Hydrogen-Ion Concentration; Kanamycin; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Technology, Pharmaceutical; Temperature; Tobramycin | 2002 |
Convenient and rapid detection of pesticides in extracts of sheep wool.
Topics: Acetonitriles; Animals; Biosensing Techniques; Chlorfenvinphos; Cholinesterase Inhibitors; Cholinesterases; Coated Materials, Biocompatible; Diazinon; Electrodes; Equipment Design; Insecticides; Paraoxon; Pesticides; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Sheep; Wool | 2002 |
Ternary gradient elution markedly improves silver-ion high performance liquid chromatography of unsaturated sterols.
Topics: Acetates; Acetonitriles; Chromatography, High Pressure Liquid; Dehydrocholesterols; Hexanes; Humans; Indicators and Reagents; Magnetic Resonance Spectroscopy; Sensitivity and Specificity; Silver; Smith-Lemli-Opitz Syndrome; Sterols | 2002 |
Chromatographic shape selectivity with carbon dioxide-acetonitrile mobile phases. Effect of mobile phase composition and density.
Topics: Acetonitriles; Carbon Dioxide; Chromatography, Liquid; Sensitivity and Specificity | 2002 |
Structural and catalytic response to temperature and cosolvents of carboxylesterase EST1 from the extremely thermoacidophilic archaeon Sulfolobus solfataricus P1.
Topics: Acetonitriles; Carboxylesterase; Carboxylic Ester Hydrolases; Catalysis; Dimethyl Sulfoxide; Dimethylformamide; Dioxanes; Enzyme Activation; Enzyme Stability; Molecular Conformation; Quality Control; Sensitivity and Specificity; Solvents; Species Specificity; Structure-Activity Relationship; Sulfolobus; Temperature | 2002 |
Automated column-switching high-performance liquid chromatography system for quantifying N-methyl-D- and -L-aspartate.
Topics: 4-Chloro-7-nitrobenzofurazan; Acetonitriles; Amino Acids; Animals; Automation; Bivalvia; Chromatography, High Pressure Liquid; Fluorescence; N-Methylaspartate; o-Phthalaldehyde; Reproducibility of Results; Sensitivity and Specificity; Stereoisomerism | 2002 |
Contact conductivity detection of polymerase chain reaction products analyzed by reverse-phase ion pair microcapillary electrochromatography.
Topics: Acetonitriles; Chromatography; Conductometry; DNA; Electrophoresis, Capillary; Indicators and Reagents; Microchemistry; Polymerase Chain Reaction; Polymethyl Methacrylate; Sensitivity and Specificity; Solvents | 2002 |
Separation of albendazole sulfoxide enantiomers by chiral supercritical-fluid chromatography.
Topics: Acetonitriles; Albendazole; Alcohols; Amylose; Carbamates; Cellulose; Chromatography, Supercritical Fluid; Phenylcarbamates; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Solutions; Stereoisomerism | 2002 |
Ultratrace kinetic measurements of the reduction of methylene blue.
Topics: Acetonitriles; Ascorbic Acid; Kinetics; Lasers; Methylene Blue; Optics and Photonics; Oxidation-Reduction; Sensitivity and Specificity; Spectrum Analysis | 2003 |
Performance of capillary gel electrophoretic analysis of oligonucleotides coupled on-line with electrospray mass spectrometry.
Topics: Acetonitriles; Analysis of Variance; Buffers; Electrolytes; Electrophoresis, Capillary; Flow Injection Analysis; Gels; Oligonucleotides; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Time Factors | 2003 |
A rapid spectrofluorometric screening method for enrofloxacin in chicken muscle.
Topics: Acetonitriles; Animals; Anti-Infective Agents; Chickens; Chromatography, High Pressure Liquid; Drug Residues; Enrofloxacin; Fluoroquinolones; Hydrogen-Ion Concentration; Muscle, Skeletal; Quinolones; Sensitivity and Specificity; Spectrometry, Fluorescence | 2003 |
Direct analysis of drugs in plasma by column-switching liquid chromatography-mass spectrometry using a methylcellulose-immobilized reversed-phase pretreatment column.
Topics: Acetonitriles; Chromatography, Liquid; Mass Spectrometry; Pharmaceutical Preparations; Reproducibility of Results; Sensitivity and Specificity | 2003 |
Optimised procedures for the reversed-phase liquid chromatographic analysis of formulations containing tricyclic antidepressants.
Topics: Acetonitriles; Antidepressive Agents, Tricyclic; Capsules; Chromatography, High Pressure Liquid; Reproducibility of Results; Sensitivity and Specificity; Solvents; Tablets | 2003 |
System maps for retention of neutral organic compounds under isocratic conditions on a reversed-phase monolithic column.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Indicators and Reagents; Mathematics; Methanol; Models, Chemical; Organic Chemicals; Sensitivity and Specificity; Silicon Dioxide; Solvents; Water | 2003 |
Use of broadband, continuous-wave diode lasers in cavity ring-down spectroscopy for liquid samples.
Topics: Acetonitriles; Ascorbic Acid; Equipment Design; Equipment Failure Analysis; Lasers; Methylene Blue; Oxidation-Reduction; Reproducibility of Results; Sensitivity and Specificity; Solutions; Spectrum Analysis; Toluene | 2003 |
Determination of gabapentin in human plasma by capillary electrophoresis with laser-induced fluorescence detection and acetonitrile stacking technique.
Topics: Acetates; Acetonitriles; Amines; Anticonvulsants; Cyclohexanecarboxylic Acids; Electrophoresis, Capillary; Gabapentin; gamma-Aminobutyric Acid; Humans; Lasers; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence | 2004 |
A biosensor for the analysis of acetonitrile.
Topics: Acetonitriles; Bacteria; Bioreactors; Biosensing Techniques; Electrochemistry; Equipment Design; Equipment Failure Analysis; Industrial Waste; Oxygen; Reproducibility of Results; Sensitivity and Specificity; Sewage | 2004 |
Determination of 3-amino-5-mercapto-1,2,4-triazole in serum.
Topics: Acetonitriles; Animals; Chemical Precipitation; Chromatography, High Pressure Liquid; Fluorescent Dyes; Humans; Male; Quality Control; Rats; Rats, Inbred F344; Sensitivity and Specificity; Solutions; Triazoles; Water | 2004 |
Effect of immobilization support, water activity, and enzyme ionization state on cutinase activity and enantioselectivity in organic media.
Topics: Acetonitriles; Carboxylic Ester Hydrolases; Computer Simulation; Enzyme Activation; Enzyme Stability; Enzymes, Immobilized; Fusarium; Hydrogen-Ion Concentration; Ions; Models, Molecular; Organic Chemicals; Propanols; Protein Conformation; Sensitivity and Specificity; Solvents; Stereoisomerism; Structure-Activity Relationship; Substrate Specificity; Water; Zeolites | 2004 |
Anisole, a new dopant for atmospheric pressure photoionization mass spectrometry of low proton affinity, low ionization energy compounds.
Topics: Acetonitriles; Anisoles; Atmospheric Pressure; Kinetics; Mass Spectrometry; Molecular Structure; Pharmaceutical Preparations; Protons; Sensitivity and Specificity; Testosterone; Toluene | 2004 |
Separation and determination of active components in Radix Salviae miltiorrhizae and its medicinal preparations by nonaqueous capillary electrophoresis.
Topics: Acetic Acid; Acetonitriles; Electrophoresis, Capillary; Indicators and Reagents; Medicine, Chinese Traditional; Salvia miltiorrhiza; Sensitivity and Specificity; Solvents; Thermodynamics | 2004 |
Simple and extractionless high-performance liquid chromatographic determination of rosiglitazone in human plasma and application to pharmacokinetics in humans.
Topics: Acetates; Acetonitriles; Chromatography, High Pressure Liquid; Humans; Hypoglycemic Agents; Indicators and Reagents; Perchlorates; Rosiglitazone; Sensitivity and Specificity; Spectrometry, Fluorescence; Thiazolidinediones | 2004 |
Determination of piceatannol in rat serum and liver microsomes: pharmacokinetics and phase I and II biotransformation.
Topics: Acetonitriles; Animals; Biotransformation; Chemical Precipitation; Chromatography, High Pressure Liquid; Drug Stability; Glucuronosyltransferase; Male; Microsomes, Liver; NADP; Quality Control; Rats; Rats, Sprague-Dawley; Sensitivity and Specificity; Spectrometry, Fluorescence; Stilbenes | 2004 |
Determination of abacavir in human plasma by high-performance liquid chromatography with ultraviolet detection and the analytical error function.
Topics: Acetonitriles; Anti-HIV Agents; Chromatography, High Pressure Liquid; Dideoxynucleosides; Humans; Reproducibility of Results; Reverse Transcriptase Inhibitors; Sensitivity and Specificity; Water | 2004 |
HPLC determination and pharmacokinetic studies of salvianolic acid B in rat plasma after oral administration of Radix Salviae Miltiorrhizae extract.
Topics: Acetonitriles; Administration, Oral; Animals; Benzofurans; Chromatography, High Pressure Liquid; Drugs, Chinese Herbal; Male; Phosphoric Acids; Plant Extracts; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Salvia miltiorrhiza; Sensitivity and Specificity | 2005 |
Preparation and evaluation of uniform-sized molecularly imprinted polymer beads used for the separation of sulfamethazine.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Hydrogen Bonding; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Ion Exchange; Microscopy, Electron, Scanning; Microspheres; Particle Size; Polystyrenes; Sensitivity and Specificity; Sulfamethazine; Sulfonamides; Temperature; Water | 2005 |
Development of a capillary electrophoretic method for the separation of diastereoisomers of a new human immunodeficiency virus protease inhibitor.
Topics: Acetonitriles; Crown Ethers; Darunavir; Electrophoresis, Capillary; Emulsions; HIV Protease Inhibitors; Sensitivity and Specificity; Stereoisomerism; Sulfonamides | 2005 |
Separation and on-column preconcentration of some nonsteroidal anti-inflammatory drugs by microemulsion electrokinetic capillary chromatography using high-speed separations.
Topics: 2-Propanol; Acetates; Acetonitriles; Anti-Inflammatory Agents, Non-Steroidal; Buffers; Chromatography, Micellar Electrokinetic Capillary; Electrophoresis, Capillary; Emulsions; Hydrogen-Ion Concentration; Methanol; Microchemistry; Oils; Reproducibility of Results; Sensitivity and Specificity; Solvents | 2005 |
[Immunoaffinity columns and determination of ochratoxin A in cereals by HPLC. Part II. Evaluation of extraction using acetonitrile/water].
Topics: Acetonitriles; Carcinogens; Chromatography, Affinity; Chromatography, High Pressure Liquid; Edible Grain; Fluorometry; Food Contamination; Humans; Methanol; Ochratoxins; Reproducibility of Results; Sensitivity and Specificity; Water | 2004 |
[Determination of magnesium stearate in pharmaceutical preparations using derivatization with 2-nitrophenylhydrazine and HPLC].
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Hydrazines; Pharmaceutical Preparations; Phenylhydrazines; Sensitivity and Specificity; Stearic Acids; Water | 2005 |
Ligand exchange upon oxidation of a dinuclear Mn complex--detection of structural changes by FT-IR spectroscopy and ESI-MS.
Topics: Acetonitriles; Ligands; Manganese; Organometallic Compounds; Oxidation-Reduction; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared; Water | 2005 |
Detection of volatile compounds emitted by Pseudomonas aeruginosa using selected ion flow tube mass spectrometry.
Topics: Acetonitriles; Adolescent; Adult; Ammonia; Biomarkers; Child; Child, Preschool; Cough; Culture Media; Cystic Fibrosis; Disulfides; Feasibility Studies; Humans; Hydrogen Cyanide; Mass Spectrometry; Odorants; Pseudomonas aeruginosa; Pseudomonas Infections; Sensitivity and Specificity; Sputum; Sulfhydryl Compounds | 2005 |
Use of solid-phase microextraction/gas chromatography-electron capture detection for the determination of energetic chemicals in marine samples.
Topics: Acetonitriles; Adsorption; Chemical Warfare Agents; Chromatography, Gas; Explosions; Geologic Sediments; Reproducibility of Results; Seawater; Sensitivity and Specificity; Sodium Chloride; Solubility | 2005 |
Investigation of the separation of heterocyclic aromatic amines by reversed phase ion-pair liquid chromatography coupled with tandem mass spectrometry: the role of ion pair reagents on LC-MS/MS sensitivity.
Topics: Acetonitriles; Amines; Buffers; Carbolines; Chromatography, Liquid; Formates; Harmine; Heterocyclic Compounds; Hydrogen-Ion Concentration; Imidazoles; Quinolines; Quinoxalines; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2005 |
Investigation of the retention/pH profile of zwitterionic fluoroquinolones in reversed-phase and ion-interaction high performance liquid chromatography.
Topics: Acetonitriles; Anions; Antioxidants; Buffers; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Drug Industry; Electrochemistry; Enzyme Inhibitors; Fluoroquinolones; Hydrogen-Ion Concentration; Ions; Norfloxacin; Quaternary Ammonium Compounds; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide | 2005 |
A stability indicating LC method for zolmitriptan.
Topics: Acetonitriles; Buffers; Calibration; Chemistry, Pharmaceutical; Chromatography; Chromatography, High Pressure Liquid; Chromatography, Liquid; Drug Industry; Hydrogen-Ion Concentration; Hydrolysis; Models, Chemical; Oxazolidinones; Oxygen; Pharmaceutical Solutions; Photolysis; Reproducibility of Results; Sensitivity and Specificity; Serotonin Receptor Agonists; Solubility; Tryptamines | 2005 |
Characterization of synthetic nucleic acids by electrospray ionization quadrupole time-of-flight mass spectrometry.
Topics: Acetonitriles; Base Sequence; Calibration; Chromatography, High Pressure Liquid; Molecular Sequence Data; Nucleic Acids; Oligonucleotides; Quality Control; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2005 |
On-line coupling of pressurized capillary electrochromatography with end-column amperometric detection for analysis of estrogens.
Topics: Acetonitriles; Animals; Buffers; Chromatography, Liquid; Dienestrol; Diethylstilbestrol; Electrochemistry; Electrophoresis, Capillary; Estrogens; Fishes; Hexestrol; Hydrogen-Ion Concentration; Microelectrodes; Muscles; Reproducibility of Results; Sensitivity and Specificity; Sodium Dodecyl Sulfate | 2005 |
Determination of atazanavir in human plasma using solid-phase extraction and high-performance liquid chromatography.
Topics: Acetonitriles; Atazanavir Sulfate; Calibration; Carbon; Chromatography; Chromatography, High Pressure Liquid; Dose-Response Relationship, Drug; Drug Monitoring; Drug Stability; HIV Protease Inhibitors; Humans; Oligopeptides; Pyridines; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Ultraviolet Rays | 2005 |
Development and validation of a reversed-phase HPLC method for the determination of ezetimibe in pharmaceutical dosage forms.
Topics: Acetonitriles; Anticholesteremic Agents; Azetidines; Calibration; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Dose-Response Relationship, Drug; Drug Industry; Drug Stability; Enterocytes; Ezetimibe; Heptanes; Hydrogen-Ion Concentration; Hypercholesterolemia; Models, Chemical; Pharmaceutical Preparations; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Sulfonic Acids; Tablets; Temperature; Time Factors; Ultraviolet Rays | 2005 |
Solvation of tetraalkylammonium chlorides in acetonitrile-water mixtures: mass spectrometry and molecular dynamics simulations.
Topics: Acetonitriles; Mass Spectrometry; Models, Chemical; Quantum Theory; Quaternary Ammonium Compounds; Sensitivity and Specificity; Solubility; Water | 2005 |
A high performance liquid chromatography method for the simultaneous determination of arctiin, chlorogenic acid and glycyrrhizin in a Chinese proprietary medicine.
Topics: Acetic Acid; Acetonitriles; Biomarkers; Chemistry, Pharmaceutical; Chlorogenic Acid; Chromatography, High Pressure Liquid; Chromatography, Liquid; Drug Industry; Furans; Glucosides; Glycyrrhizic Acid; Medicine, Chinese Traditional; Models, Chemical; Sensitivity and Specificity; Time Factors; Ultraviolet Rays | 2005 |
Sensitive bioassay of bupivacaine in human plasma by liquid-chromatography-ion trap mass spectrometry.
Topics: Acetonitriles; Amides; Anesthetics, Local; Biological Assay; Bupivacaine; Calibration; Chemistry, Pharmaceutical; Chromatography, Liquid; Drug Industry; Formates; Humans; Mass Spectrometry; Ropivacaine; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Temperature; Time Factors | 2005 |
Enzyme-assisted extraction of moniliformin from extruded corn grits.
Topics: Acetonitriles; alpha-Amylases; Cyclobutanes; Hydrolysis; Indicators and Reagents; Mycotoxins; Peptide Hydrolases; Sensitivity and Specificity; Water; Zea mays | 2005 |
Femtosecond S3-->S1 conversion and structural reorganisation of trans-3-phenylprop-2-enaldehyde and derivatives in solution.
Topics: Acetonitriles; Acrolein; Hexanes; Kinetics; Molecular Structure; Quantum Theory; Sensitivity and Specificity; Spectrum Analysis; Stereoisomerism; Time Factors | 2005 |
Separation and characterization of underivatized oligosaccharides using liquid chromatography and liquid chromatography-electrospray ionization mass spectrometry.
Topics: Acetonitriles; Chromatography, Liquid; Dextrans; Disaccharides; Hydrolysis; Oligosaccharides; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2005 |
HPLC-SPE-NMR in pharmaceutical development: capabilities and applications.
Topics: Acetonitriles; Acids, Carbocyclic; Animals; Bile; Chromatography, High Pressure Liquid; Dogs; Ketones; Magnetic Resonance Spectroscopy; Pharmaceutical Preparations; Rats; Sensitivity and Specificity; Solvents | 2005 |
HPLC-SPE-NMR hyphenation in natural products research: optimization of analysis of Croton membranaceus extract.
Topics: Acetonitriles; Automation; Biological Products; Chromatography, High Pressure Liquid; Croton; Magnetic Resonance Spectroscopy; Plant Extracts; Plants, Medicinal; Research; Scopoletin; Sensitivity and Specificity | 2005 |
LC-ESI-MSD fast determination of residual mitomycin C in hen aqueous humour after corneal refractive surgery.
Topics: Acetonitriles; Animals; Antibiotics, Antineoplastic; Aqueous Humor; Chemistry Techniques, Analytical; Chemistry, Pharmaceutical; Chickens; Chromatography, High Pressure Liquid; Chromatography, Liquid; Cornea; Hydrogen-Ion Concentration; Mitomycin; Models, Chemical; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Temperature; Time Factors; Water | 2006 |
Effects of liquid chromatography mobile phases and buffer salts on phosphorus inductively coupled plasma atomic emission and mass spectrometries utilizing ultrasonic nebulization and membrane desolvation.
Topics: Acetonitriles; Buffers; Calibration; Chlorine; Chromatography, Liquid; Fluorine; Mass Spectrometry; Membranes; Methanol; Phosphorus; Sensitivity and Specificity; Solvents; Spectrophotometry, Atomic; Sulfur; Ultrasonics | 2006 |
Response surface methodology in the development of a stacking-sensitive capillary electrophoresis method for the analysis of tricyclic antidepressants in human serum.
Topics: Acetonitriles; Antidepressive Agents, Tricyclic; Buffers; Electrophoresis, Capillary; Humans; Sensitivity and Specificity; Sodium Chloride | 2005 |
Isolation and determination of ginsenosides in American ginseng leaves and root extracts by LC-MS.
Topics: Acetonitriles; Chromatography, Liquid; Gas Chromatography-Mass Spectrometry; Ginsenosides; Panax; Plant Extracts; Plant Leaves; Plant Roots; Plants, Medicinal; Reproducibility of Results; Sensitivity and Specificity; Solvents; Water | 2005 |
Rapid separation of Sudan dyes by reverse-phase high performance liquid chromatography through statistically designed experiments.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Coloring Agents; Formates; Reproducibility of Results; Sensitivity and Specificity; Solvents; Stereoisomerism; Temperature | 2005 |
Relevance of pi-pi and dipole-dipole interactions for retention on cyano and phenyl columns in reversed-phase liquid chromatography.
Topics: Acetonitriles; Adsorption; Chromatography, Liquid; Methanol; Organic Chemicals; Resins, Synthetic; Sensitivity and Specificity; Silicon Dioxide; Solubility; Solvents; Time Factors; Water | 2005 |
High-throughput identification of in-gel digested proteins by rapid, isocratic HPLC/MS/MS.
Topics: Acetonitriles; Bombesin; Buffers; Chromatography, High Pressure Liquid; Eye Proteins; Methanol; Peptide Fragments; Proteins; Sensitivity and Specificity; Tandem Mass Spectrometry; Time | 2005 |
An evaluation of the in vitro cytotoxicities of 50 chemicals by using an electrical current exclusion method versus the neutral red uptake and MTT assays.
Topics: Acetonitriles; Animals; Biological Assay; Cell Line; Cell Survival; Cytotoxins; Electric Conductivity; Ferricyanides; Fibroblasts; Mice; Neutral Red; Reference Standards; Sensitivity and Specificity; Tetrazolium Salts; Toxicity Tests; Trypan Blue | 2005 |
Reversed phase ion-pair high performance liquid chromatographic gradient separation of related impurities in 2,4-disulfonic acid benzaldehyde di-sodium salt.
Topics: Acetonitriles; Benzaldehydes; Benzenesulfonates; Chromatography, High Pressure Liquid; Drug Contamination; Reproducibility of Results; Sensitivity and Specificity; Temperature | 2006 |
High performance liquid chromatography assay method for simultaneous quantitation of formoterol and budesonide in Symbicort Turbuhaler.
Topics: Acetonitriles; Bronchodilator Agents; Budesonide; Chemistry Techniques, Analytical; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Ethanolamines; Formoterol Fumarate; Hydrogen-Ion Concentration; Nebulizers and Vaporizers; Phenylpropanolamine; Phosphoric Acids; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet | 2006 |
Voltammetric and electrochemical ESR studies of oxidation reactions mediated by tris(4-bromophenyl)amine in acetonitrile.
Topics: Acetonitriles; Electrochemistry; Electrodes; Electron Spin Resonance Spectroscopy; Molecular Structure; Organometallic Compounds; Oxidation-Reduction; Quaternary Ammonium Compounds; Sensitivity and Specificity; Spectrophotometry, Ultraviolet | 2006 |
Development of capillary column packed with thiol-modified gold-coated polystyrene particles and its selectivity for aromatic compounds.
Topics: Acetonitriles; Anthracenes; Benzene; Chlorobenzenes; Chromatography, Liquid; Gold; Hydrocarbons, Aromatic; Nitrobenzenes; Particle Size; Phenanthrenes; Polystyrenes; Reproducibility of Results; Sensitivity and Specificity; Sulfhydryl Compounds; Time Factors | 2006 |
Rapid separation and determination of process-related substances of paracetamol using reversed-phase HPLC with photo diode array as a detector.
Topics: Acetaminophen; Acetonitriles; Buffers; Calibration; Chemistry Techniques, Analytical; Chemistry, Pharmaceutical; Chromatography; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Light; Models, Chemical; Pharmaceutical Solutions; Phosphates; Potassium Compounds; Reproducibility of Results; Sensitivity and Specificity; Temperature | 2006 |
Optimization of reversed-phase peptide liquid chromatography ultraviolet mass spectrometry analyses using an automated blending methodology.
Topics: Acetonitriles; Biotechnology; Chromatography, High Pressure Liquid; Formates; Peptide Mapping; Peptides; Phosphopyruvate Hydratase; Reference Standards; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Spectrophotometry, Ultraviolet; Trifluoroacetic Acid; Water | 2005 |
Enantiomeric separation of mineralocorticoid receptor (hMR) antagonists using the Chiralcel OJ-H HPLC column with novel polar cosolvent eluent systems.
Topics: Acetonitriles; Alcohols; Cellulose; Chromatography, High Pressure Liquid; Humans; Mineralocorticoid Receptor Antagonists; Molecular Structure; Molecular Weight; Pharmaceutical Preparations; Sensitivity and Specificity; Solvents; Stereoisomerism | 2006 |
Comparison of linear and 2D IR spectra in the presence of fast exchange.
Topics: Acetonitriles; Hydrogen Bonding; Methanol; Sensitivity and Specificity; Spectrophotometry, Infrared; Vibration | 2006 |
Selectivity in reversed-phase separations Influence of the stationary phase.
Topics: Acetonitriles; Acids; Chromatography, High Pressure Liquid; Hydrocarbons; Hydrogen-Ion Concentration; Mass Spectrometry; Methanol; Phenols; Sensitivity and Specificity; Silicon Dioxide; Sulfonamides | 2006 |
Reliable on-line sample preparation of basic compounds from plasma using a reversed phase restricted access media in column-switching LC.
Topics: Acetonitriles; Animals; Autoanalysis; Chromatography, High Pressure Liquid; Drug Design; Fluorocarbons; Injections, Intravenous; Male; Methylcellulose; Molecular Structure; Pharmaceutical Preparations; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity | 2006 |
New validated method for piracetam HPLC determination in human plasma.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Humans; Methanol; Piracetam; Sensitivity and Specificity | 2007 |
Spectroscopic characterization of polyaniline formed by using copper(II) in homogeneous and MCM-41 molecular sieve media.
Topics: Acetonitriles; Aniline Compounds; Molecular Structure; Organometallic Compounds; Sensitivity and Specificity; Silicon Dioxide; Solutions; Spectrometry, X-Ray Emission; Spectrophotometry, Ultraviolet; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis, Raman; Surface Properties; Temperature; Water | 2005 |
Behavior of acetonitrile confined to mesoporous silica gels as studied by 129Xe NMR: a novel method for determining the pore sizes.
Topics: Acetonitriles; Gels; Magnetic Resonance Spectroscopy; Particle Size; Porosity; Reference Standards; Sensitivity and Specificity; Silicon Dioxide; Temperature; Xenon Isotopes | 2005 |
A gradient HPLC method for the quality control of chlorogenic acid, linarin and luteolin in Flos Chrysanthemi Indici suppository.
Topics: Acetic Acid; Acetonitriles; Chlorogenic Acid; Chromatography, High Pressure Liquid; Chrysanthemum; Drugs, Chinese Herbal; Glycosides; Luteolin; Molecular Structure; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrophotometry, Ultraviolet; Suppositories; Technology, Pharmaceutical | 2007 |
ICH guidance in practice: validated stability-indicating HPLC method for simultaneous determination of ampicillin and cloxacillin in combination drug products.
Topics: Acetonitriles; Ampicillin; Anti-Bacterial Agents; Buffers; Chromatography, High Pressure Liquid; Cloxacillin; Drug Combinations; Drug Stability; Guidelines as Topic; Hydrogen-Ion Concentration; Hydrolysis; Linear Models; Oxidation-Reduction; Reproducibility of Results; Sensitivity and Specificity; Solvents | 2007 |
A liquid chromatography/tandem mass spectrometry assay to quantitate MS-275 in human plasma.
Topics: Acetates; Acetonitriles; Antineoplastic Agents; Benzamides; Butanes; Calibration; Chromatography, High Pressure Liquid; Drug Stability; Enzyme Inhibitors; Formates; Histone Deacetylase Inhibitors; Humans; Hydrogen-Ion Concentration; Least-Squares Analysis; Molecular Structure; Neoplasms; Pyridines; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2007 |
Simple high performance liquid chromatographic assay for mycophenolic acid in renal transplant patients.
Topics: Acetonitriles; Buffers; Calibration; Chromatography, High Pressure Liquid; Drug Monitoring; Humans; Hydrogen-Ion Concentration; Kidney Diseases; Kidney Transplantation; Linear Models; Mycophenolic Acid; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet | 2007 |
Atmospheric pressure ion/molecule reactions for the selective detection of nitroaromatic explosives using acetonitrile and air as reagents.
Topics: Acetonitriles; Air; Atmospheric Pressure; Hydrocarbons, Aromatic; Indicators and Reagents; Nitrogen Compounds; Reproducibility of Results; Security Measures; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2006 |
Analysis of hexabromocyclododecane diastereomers and enantiomers by liquid chromatography/tandem mass spectrometry: chromatographic selectivity and ionization matrix effects.
Topics: Acetonitriles; Chromatography, Liquid; Clinical Laboratory Techniques; Flame Retardants; Hydrocarbons, Brominated; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrometry, Mass, Electrospray Ionization; Stereoisomerism; Tandem Mass Spectrometry; Water; Water Pollutants, Chemical | 2006 |
Development of an online two-dimensional nano-scale liquid chromatography/mass spectrometry method for improved chromatographic performance and hydrophobic peptide recovery.
Topics: Acetonitriles; Bacterial Proteins; Cation Exchange Resins; Chromatography, Ion Exchange; Escherichia coli; Hydrophobic and Hydrophilic Interactions; Mass Spectrometry; Nanotechnology; Peptides; Reproducibility of Results; Sensitivity and Specificity | 2006 |
Assay of artemether, methylparaben and propylparaben in a formulated paediatric antimalarial dry suspension.
Topics: Acetonitriles; Antimalarials; Artemether; Artemisinins; Buffers; Calibration; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Drug Stability; Hydrogen-Ion Concentration; Parabens; Phosphates; Potassium Compounds; Powders; Preservatives, Pharmaceutical; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrophotometry, Ultraviolet; Technology, Pharmaceutical | 2007 |
A rapid and simple HPLC method for the analysis of propofol in biological fluids.
Topics: Acetonitriles; Anesthetics, Intravenous; Chromatography, High Pressure Liquid; Humans; Propofol; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solvents; Time Factors; Water | 2007 |
Development and validation of a sensitive liquid chromatographic method for the analysis of a novel radioprotectant: ON 01210.Na.
Topics: Acetonitriles; Chromatography, Liquid; Drug Stability; Hydrochloric Acid; Mesylates; Radiation-Protective Agents; Reproducibility of Results; Sensitivity and Specificity; Sodium Hydroxide; Sulfonamides; Trifluoroacetic Acid; Water | 2007 |
Selective solid-phase extraction of tebuconazole in biological and environmental samples using molecularly imprinted polymers.
Topics: Acetic Acid; Acetonitriles; Buffers; Cation Exchange Resins; Chromatography, High Pressure Liquid; Food Analysis; Methanol; Polymers; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Time Factors; Triazoles; Water Pollutants, Chemical | 2007 |
Facile hyphenation of gas chromatography and a microcantilever array sensor for enhanced selectivity.
Topics: Acetone; Acetonitriles; Biosensing Techniques; Chromatography, Gas; Ethanol; Methanol; Organic Chemicals; Pentanes; Principal Component Analysis; Reproducibility of Results; Sensitivity and Specificity; Trichloroethylene; Volatilization | 2007 |
Sensitive and selective determination of glutathione in probiotic bacteria by capillary electrophoresis-laser induced fluorescence.
Topics: Acetonitriles; Bifidobacterium; Buffers; Cell Extracts; Cell Line; Chemical Precipitation; Electrophoresis, Capillary; Fluoresceins; Glutathione; Hydrogen-Ion Concentration; Lactococcus; Lasers; Probiotics; Reproducibility of Results; Sensitivity and Specificity; Temperature; Time Factors | 2007 |
Multi-criteria decision making approach and experimental design as chemometric tools to optimize HPLC separation of domperidone and pantoprazole.
Topics: 2-Pyridinylmethylsulfinylbenzimidazoles; Acetonitriles; Analysis of Variance; Anti-Ulcer Agents; Calibration; Capsules; Chromatography, High Pressure Liquid; Decision Making; Domperidone; Dopamine Antagonists; Methanol; Molecular Structure; Pantoprazole; Phosphates; Phosphoric Acids; Potassium Compounds; Reference Standards; Reproducibility of Results; Research Design; Sensitivity and Specificity; Tablets; Water | 2007 |
A validated stability indicating LC method for oxcarbazepine.
Topics: Acetonitriles; Anticonvulsants; Carbamazepine; Chromatography, Liquid; Drug Contamination; Drug Stability; Hydrolysis; Methanol; Molecular Structure; Oxcarbazepine; Oxidation-Reduction; Phosphates; Photolysis; Potassium Compounds; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solutions; Stress, Mechanical; Temperature | 2007 |
Simultaneous and rapid quantitation of benazepril and benazeprilat in human plasma by high performance liquid chromatography with ultraviolet detection.
Topics: Acetonitriles; Administration, Oral; Angiotensin-Converting Enzyme Inhibitors; Area Under Curve; Asian People; Benzazepines; Buffers; Calibration; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Drug Stability; Freezing; Humans; Hydrogen-Ion Concentration; Male; Molecular Structure; Phosphates; Reference Standards; Reproducibility of Results; Riluzole; Sensitivity and Specificity; Solid Phase Extraction; Spectrophotometry, Ultraviolet; Tablets; Temperature; Therapeutic Equivalency; Time Factors | 2007 |
Simultaneous determination and validation of antimicrobials in plasma and tissue of actinomycetoma by high-performance liquid chromatography with diode array and fluorescence detection.
Topics: Acetamides; Acetonitriles; Amoxicillin; Animals; Anti-Bacterial Agents; Buffers; Chemical Precipitation; Chromatography, High Pressure Liquid; Drug Stability; Fluoroquinolones; Freezing; Hydrogen-Ion Concentration; Linezolid; Mice; Mycetoma; Oxazolidinones; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Sulfamethoxazole; Time Factors; Trimethoprim; Water | 2007 |
High performance liquid chromatographic determination of 3-methylflavone-8-carboxylic acid, the main active metabolite of flavoxate hydrochloride in human urine.
Topics: Acetates; Acetonitriles; Adult; Calibration; Carboxylic Acids; Chromatography, High Pressure Liquid; Drug Stability; Electrocardiography; Flavoxate; Humans; Hydrochloric Acid; Hydrogen-Ion Concentration; Kidney; Liver; Male; Parasympatholytics; Reproducibility of Results; Sensitivity and Specificity; Sodium Hydroxide; Solubility; Sonication; Spectrophotometry, Ultraviolet; Tablets; Temperature; Time Factors | 2007 |
High sensitivity identification of membrane proteins by MALDI TOF-MASS spectrometry using polystyrene beads.
Topics: Acetonitriles; Animals; Cholic Acids; Detergents; Ion Channels; Membrane Proteins; Mice; Microspheres; Mitochondrial Proteins; Octoxynol; Peptide Mapping; Polystyrenes; Proteomics; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Trypsin; Uncoupling Protein 1 | 2007 |
Analysis of phospholipids by NACE with on-line ESI-MS.
Topics: Acetonitriles; Animals; Buffers; Electrophoresis, Capillary; Methanol; Phospholipids; Plant Extracts; Rats; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2007 |
Determination of residues of azaperone in the kidneys by liquid chromatography with fluorescence detection.
Topics: Acetonitriles; Animals; Azaperone; Cattle; Chromatography, High Pressure Liquid; Chromatography, Liquid; Drug Residues; Food Analysis; Horses; Kidney; Poultry; Sensitivity and Specificity; Spectrometry, Fluorescence; Swine; Tranquilizing Agents | 2007 |
Three guaianolides from Saussurea involucrata and their contents determination by HPLC.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Ethanol; Glucosides; Medicine, Chinese Traditional; Molecular Structure; Plant Extracts; Reference Standards; Reproducibility of Results; Saussurea; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Water | 2007 |
Quantification of carvedilol in human plasma by liquid chromatography using fluorescence detection: application in pharmacokinetic studies.
Topics: Acetonitriles; Administration, Oral; Adrenergic beta-Antagonists; Area Under Curve; Buffers; Calibration; Carbazoles; Carvedilol; Chromatography, Liquid; Drug Stability; Fasting; Freezing; Half-Life; Humans; Hydrogen-Ion Concentration; Letrozole; Male; Metabolic Clearance Rate; Nitriles; Phosphates; Propanolamines; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Temperature; Time Factors; Triazoles | 2007 |
Cyclams bearing diametrically disubstituted pyrenes as Cu2+- and Hg2+-selective fluoroionophores.
Topics: Acetonitriles; Chemistry, Organic; Copper; Fluorescent Dyes; Ions; Lactams, Macrocyclic; Mercury; Methanol; Pyrenes; Sensitivity and Specificity; Solutions | 2007 |
Substitution and solvent effects in the chalcones isomerization barrier of flavylium photochromic systems.
Topics: Acetonitriles; Chalcones; Electrons; Kinetics; Light; Magnetic Resonance Spectroscopy; Molecular Structure; Photochemistry; Reference Standards; Sensitivity and Specificity; Solvents; Stereoisomerism; Water | 2007 |
Direct analysis of isopropylthioxanthone (ITX) in milk by high-performance liquid chromatography/tandem mass spectrometry.
Topics: Acetonitriles; Animals; Chromatography, High Pressure Liquid; Drug Contamination; Milk; Molecular Structure; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Thioxanthenes; Xanthones | 2007 |
Highly sensitive and quantitative analysis of polyeptides using a new gradient system based on an abrupt change in adsorption of polypeptide to the reversed-phase column packing.
Topics: Acetonitriles; Adsorption; Calibration; Chromatography, High Pressure Liquid; Circular Dichroism; Feasibility Studies; Hydrophobic and Hydrophilic Interactions; Peptides; Protein Conformation; Proteins; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrophotometry, Ultraviolet; Thermodynamics; Urocortins; Water | 2007 |
Selectivity in reversed-phase separations: general influence of solvent type and mobile phase pH.
Topics: Acetonitriles; Chemical Phenomena; Chemistry, Physical; Chromatography, High Pressure Liquid; Furans; Hydrogen-Ion Concentration; Methanol; Sensitivity and Specificity; Solvents | 2007 |
Evaluation of impurities level of perindopril tert-butylamine in tablets.
Topics: Acetonitriles; Angiotensin-Converting Enzyme Inhibitors; Buffers; Calibration; Chromatography, High Pressure Liquid; Drug Contamination; Hydrogen-Ion Concentration; Molecular Structure; Perindopril; Pharmaceutical Preparations; Phosphates; Potassium Compounds; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solutions; Spectrophotometry, Ultraviolet; Tablets; Technology, Pharmaceutical; Temperature | 2007 |
Superheated water as chromatographic eluent for parabens separation on octadecyl coated zirconia stationary phase.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Parabens; Pressure; Sensitivity and Specificity; Silicon Dioxide; Stearates; Surface Properties; Temperature; Water; Zirconium | 2007 |
Effects of elevated temperature and mobile phase composition on a novel C18 silica column.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Materials Testing; Methanol; Molecular Structure; Sensitivity and Specificity; Silicon Dioxide; Temperature | 2007 |
Determination of faropenem in human plasma and urine by liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; beta-Lactams; Calibration; Cephalexin; Chromatography, High Pressure Liquid; Feasibility Studies; Formates; Humans; Hydrophobic and Hydrophilic Interactions; Methanol; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2008 |
Sensitive liquid chromatography/mass spectrometry assay for the quantification of azithromycin in human plasma.
Topics: Acetonitriles; Anti-Bacterial Agents; Azithromycin; Biological Assay; Chemical Precipitation; Chromatography, Liquid; Erythromycin; Humans; Methanol; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Solvents; Spectrometry, Mass, Electrospray Ionization; Time Factors; Water | 2007 |
Liquid chromatography/electrospray ionization mass spectrometry method for the determination of the active metabolite M-1 of suplatast tosilate in human plasma.
Topics: Acetates; Acetonitriles; Arylsulfonates; Chromatography, Liquid; Formates; Histamine Antagonists; Humans; Reference Values; Reproducibility of Results; Sensitivity and Specificity; Solutions; Spectrometry, Mass, Electrospray Ionization; Sulfonium Compounds; Time Factors | 2007 |
A rapid and highly sensitive method for the determination of glimepiride in human plasma by liquid chromatography-electrospray ionization tandem mass spectrometry: application to a pre-clinical pharmacokinetic study.
Topics: Acetates; Acetonitriles; Administration, Oral; Animals; Chemical Fractionation; Chromatography, High Pressure Liquid; Glyburide; Humans; Hydrophobic and Hydrophilic Interactions; Hypoglycemic Agents; Male; Methanol; Molecular Structure; Rats; Rats, Wistar; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Sulfonylurea Compounds; Tandem Mass Spectrometry | 2008 |
Highly sensitive and selective spectrophotometric and spectrofluorimetric methods for the determination of ropinirole hydrochloride in tablets.
Topics: Acetonitriles; Benzofurans; Borates; Buffers; Calibration; Chloroform; Dopamine Agonists; Hydrogen-Ion Concentration; Indoles; Magnetic Resonance Spectroscopy; Mass Spectrometry; Methanol; Molecular Structure; Nitriles; Phosphates; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Spectrophotometry; Tablets | 2008 |
Determination and pharmacokinetic study of norcantharidin in human serum by HPLC-MS/MS method.
Topics: Acetone; Acetonitriles; Administration, Oral; Adult; Bridged Bicyclo Compounds, Heterocyclic; Calibration; Chromatography, High Pressure Liquid; Cyclophosphamide; Female; Humans; Hydrophobic and Hydrophilic Interactions; Male; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Water | 2008 |
Determination of glucosamine in horse plasma by liquid chromatography tandem mass spectrometry.
Topics: Acetonitriles; Animals; Carbon Isotopes; Chromatography, High Pressure Liquid; Formates; Glucosamine; Horses; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry; Theophylline | 2008 |
Simultaneous determination of harpagoside and cinnamic acid in rat plasma by liquid chromatography electrospray ionization mass spectrometry and its application to pharmacokinetic studies.
Topics: Acetonitriles; Administration, Oral; Animals; Chromatography, High Pressure Liquid; Cinnamates; Glycosides; Methanol; Molecular Structure; Plant Extracts; Pyrans; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Scrophularia; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2008 |
Flexible automated approach for quantitative liquid handling of complex biological samples.
Topics: 2-Propanol; Acetonitriles; Animals; Automation; Chromatography, Liquid; Dimethyl Sulfoxide; Plasma; Quality Control; Rats; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Software; Specimen Handling; Tandem Mass Spectrometry; Water | 2007 |
Characterisation of stationary phases in supercritical fluid chromatography with the solvation parameter model V. Elaboration of a reduced set of test solutes for rapid evaluation.
Topics: Acetonitriles; Adsorption; Algorithms; Carbon Dioxide; Chromatography, Supercritical Fluid; Feasibility Studies; Methanol; Models, Chemical; Principal Component Analysis; Quantitative Structure-Activity Relationship; Reproducibility of Results; Sensitivity and Specificity; Silanes; Silicon Dioxide; Solvents; Spectrophotometry, Ultraviolet; Time Factors | 2007 |
Analysis of pesticide residues using the Quick Easy Cheap Effective Rugged and Safe (QuEChERS) pesticide multiresidue method in combination with gas and liquid chromatography and tandem mass spectrometric detection.
Topics: Acetonitriles; Chromatography, Gas; Chromatography, Liquid; Food Analysis; Food Contamination; Pesticide Residues; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Solid Phase Extraction; Solvents; Tandem Mass Spectrometry; Water | 2007 |
Analysis of trace levels of sulfonamides in surface water and soil samples by liquid chromatography-fluorescence.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Fluorescamine; Reproducibility of Results; Sensitivity and Specificity; Soil; Soil Pollutants; Solid Phase Extraction; Spectrometry, Fluorescence; Spectrometry, Mass, Electrospray Ionization; Sulfonamides; Veterinary Drugs; Water; Water Pollutants, Chemical | 2007 |
Procedure for chromatography involving sample solvent with higher elution strength than the mobile phase.
Topics: Acetonitriles; Adsorption; Chromatography, High Pressure Liquid; Hydrophobic and Hydrophilic Interactions; Methanol; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide; Solubility; Solvents; Spectrophotometry, Ultraviolet; Stereoisomerism; Tacrolimus; Water | 2008 |
Simultaneous determination of amodiaquine and its active metabolite in human blood by ion-pair liquid chromatography-tandem mass spectrometry.
Topics: Acetonitriles; Amodiaquine; Chromatography, High Pressure Liquid; Drug Stability; Humans; Male; Sensitivity and Specificity; Tandem Mass Spectrometry | 2007 |
Analysis of catecholamines and their metabolites in adrenal gland by liquid chromatography tandem mass spectrometry.
Topics: Acetonitriles; Adrenal Glands; Catecholamines; Chromatography, Liquid; Ions; Molecular Structure; Sensitivity and Specificity; Tandem Mass Spectrometry | 2008 |
Photophysical properties of dibenzofluorescein and the presence of its tautomers or prototropic forms in organic solvents.
Topics: Acetone; Acetonitriles; Alcohols; Dimethyl Sulfoxide; Ether; Fluoresceins; Fluorescence; Fluorescent Dyes; Hydrogen Bonding; Molecular Conformation; Photochemistry; Sensitivity and Specificity; Solvents; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet; Stereoisomerism; Ultraviolet Rays | 2008 |
HPLC analysis of the antidepressant trazodone and its main metabolite m-CPP in human plasma.
Topics: Acetonitriles; Antidepressive Agents; Buffers; Chromatography, High Pressure Liquid; Depression; Drug Stability; Ethylamines; Feasibility Studies; Freezing; Humans; Hydrogen-Ion Concentration; Molecular Structure; Phosphates; Piperazines; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Time Factors; Trazodone; Water | 2008 |
Validated stability-indicating HPLC method for the determination of dimethyl-4,4'-dimethoxy-5,6,5',6'-dimethylene dioxybiphenyl-2,2'-dicarboxylate (DDB) and its degradation products.
Topics: Acetonitriles; Biphenyl Compounds; Calibration; Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Dicarboxylic Acids; Drug Stability; Half-Life; Hydrogen-Ion Concentration; Kinetics; Oxidation-Reduction; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Tablets; Technology, Pharmaceutical; Temperature; Time Factors | 2008 |
Determination of glycine and threonine in topical dermatological preparations.
Topics: Acetonitriles; Administration, Topical; Calibration; Chromatography, High Pressure Liquid; Dermatologic Agents; Excipients; Glycine; Isothiocyanates; Methylene Chloride; Ointments; Perchlorates; Pharmaceutical Preparations; Quality Control; Reference Standards; Sensitivity and Specificity; Sodium Compounds; Spectrophotometry, Ultraviolet; Threonine; Water | 2008 |
Blood sampling without blood draws for in vivo pharmacokinetic studies in rats.
Topics: Acetonitriles; Animals; Anti-Anxiety Agents; Area Under Curve; Buffers; Calibration; Diazepam; Half-Life; Hydrogen-Ion Concentration; Lorazepam; Male; Metabolic Clearance Rate; Phosphates; Rats; Rats, Sprague-Dawley; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Sodium Chloride; Solid Phase Microextraction; Solutions; Technology, Pharmaceutical | 2008 |
Determination of the retinobenzoic acid derivative Am580 in rat plasma by high-performance liquid chromatography.
Topics: Acetonitriles; Animals; Benzoates; Chemical Precipitation; Chromatography, High Pressure Liquid; Kinetics; Male; Metabolic Clearance Rate; Rats; Retinoids; Sensitivity and Specificity; Tetrahydronaphthalenes | 1995 |
Simultaneous analysis of verapamil and norverapamil enantiomers in human plasma by high-performance liquid chromatography.
Topics: Acetonitriles; Acetylation; Chromatography, High Pressure Liquid; Humans; Hydrogen-Ion Concentration; Orosomucoid; Sensitivity and Specificity; Solvents; Spectrometry, Fluorescence; Stereoisomerism; Verapamil | 1995 |
Aluminum in serum determined by HPLC.
Topics: Acetonitriles; Aluminum; Chelating Agents; Chromatography, High Pressure Liquid; Humans; Reference Values; Sensitivity and Specificity | 1995 |
Determination of (+)-catechin in plasma by high-performance liquid chromatography using fluorescence detection.
Topics: Acetonitriles; Adsorption; Aluminum Oxide; Animals; Catechin; Chemical Precipitation; Chromatography, High Pressure Liquid; Drug Stability; Male; Rabbits; Sensitivity and Specificity; Spectrophotometry | 1995 |
Determination of ticlopidine in human plasma by high-performance liquid chromatography and ultraviolet absorbance detection.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Humans; Hydrogen-Ion Concentration; Methanol; Sensitivity and Specificity; Ticlopidine | 1995 |
Felbamate measured in serum by two methods: HPLC and capillary electrophoresis.
Topics: Acetonitriles; Anticonvulsants; Blood Proteins; Capillary Action; Chemical Precipitation; Chromatography, High Pressure Liquid; Electrophoresis; False Negative Reactions; Felbamate; Humans; Hydrogen-Ion Concentration; Phenylcarbamates; Propylene Glycols; Sensitivity and Specificity; Time Factors | 1994 |
Determination of DMP 728, a IIb/IIIa receptor antagonist, in rat and dog plasma by high-performance liquid chromatography with fluorimetric detection.
Topics: Acetonitriles; Animals; Benzoin; Chromatography, High Pressure Liquid; Dogs; Female; Hydrogen-Ion Concentration; Hydroxides; Mesylates; Peptides, Cyclic; Phosphates; Platelet Aggregation Inhibitors; Platelet Membrane Glycoproteins; Potassium Compounds; Rats; Reproducibility of Results; Sensitivity and Specificity; Temperature; Time Factors | 1994 |
Reversed-phase high-performance liquid chromatographic determination of 7 alpha-hydroxy-4-cholesten-3-one in human serum.
Topics: Acetonitriles; Adult; Cholestenones; Chromatography, High Pressure Liquid; Gas Chromatography-Mass Spectrometry; Humans; Middle Aged; Quality Control; Reference Values; Sensitivity and Specificity; Water | 1994 |
Simultaneous determination of 13-cis- and all-trans-retinoic acids and retinol in human serum by high-performance liquid chromatography.
Topics: Acetates; Acetonitriles; Chromatography, High Pressure Liquid; Hexanes; Humans; Hydrogen-Ion Concentration; Methanol; Reference Values; Reproducibility of Results; Sensitivity and Specificity; Tretinoin; Vitamin A | 1994 |
Column liquid chromatographic determination of bupivacaine in human serum using solid-phase extraction.
Topics: Acetonitriles; Bupivacaine; Chromatography, High Pressure Liquid; Humans; Hydrogen-Ion Concentration; Methanol; Perchlorates; Sensitivity and Specificity | 1994 |
Simultaneous liquid chromatographic determination of centchroman and its 7-demethylated metabolite in serum and milk.
Topics: Acetonitriles; Centchroman; Chromatography, High Pressure Liquid; Ether; Humans; Hydrogen-Ion Concentration; Methylation; Milk, Human; Sensitivity and Specificity | 1994 |
Extraction and liquid chromatographic method for the determination of simmondsin in plasma.
Topics: Acetonitriles; Blood Proteins; Carbon; Chromatography, High Pressure Liquid; Cyclohexanes; Glucosides; Humans; Reproducibility of Results; Sensitivity and Specificity | 1994 |
High-performance liquid chromatographic determination of oxolinic acid residues in fish silage.
Topics: Acetonitriles; Animals; Buffers; Chromatography, High Pressure Liquid; Furans; Hydrogen-Ion Concentration; Methanol; Methylene Chloride; Oxalates; Oxalic Acid; Oxolinic Acid; Salmon; Sensitivity and Specificity; Silage | 1994 |
Optimization of the high-performance liquid chromatrographic separation of a mixture of natural and synthetic corticosteroids.
Topics: Acetonitriles; Adrenal Cortex Hormones; Chromatography, High Pressure Liquid; Furans; Humans; Methanol; Molecular Structure; Regression Analysis; Sensitivity and Specificity; Temperature | 1993 |
Determination of cortisol in human plasma by gas chromatography/negative ion chemical ionization/mass spectrometry.
Topics: Acetonitriles; Fluorocarbons; Gas Chromatography-Mass Spectrometry; Humans; Hydrocortisone; Indicators and Reagents; Sensitivity and Specificity | 1994 |
Determination of debrisoquine and 4-hydroxydebrisoquine in urine by high-performance liquid chromatography with fluorescence detection after solid-phase extraction.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Debrisoquin; Humans; Phosphates; Polymorphism, Genetic; Sensitivity and Specificity; Spectrometry, Fluorescence | 1993 |
Determination of an endothelin receptor antagonist in human plasma by narrow-bore liquid chromatography and ionspray tandem mass spectrometry.
Topics: Acetonitriles; Bosentan; Chemical Precipitation; Chromatography, High Pressure Liquid; Endothelin Receptor Antagonists; Humans; Hydrogen-Ion Concentration; Mass Spectrometry; Methylene Chloride; Sensitivity and Specificity; Sulfonamides | 1995 |
Human placenta radioreceptor assay with digoxin and ouabain to detect endogenous digitalis-like factor(s) in human plasma and urine.
Topics: Acetonitriles; Adult; Binding, Competitive; Blood Proteins; Cardenolides; Cell Membrane; Digoxin; Female; Humans; Infant, Newborn; Iodine Radioisotopes; Male; Methanol; Middle Aged; Ouabain; Placenta; Pregnancy; Radioligand Assay; Reference Values; Saponins; Sensitivity and Specificity | 1996 |
Simultaneous determination of ethylene glycol and its major toxic metabolite, glycolic acid, in serum by gas chromatography.
Topics: Acetonitriles; Capillary Action; Chemical Precipitation; Chromatography, Gas; Ethylene Glycol; Ethylene Glycols; Glycolates; Humans; Sensitivity and Specificity | 1996 |
Quantification of circulating 1,25-dihydroxyvitamin D by radioimmunoassay with 125I-labeled tracer.
Topics: Acetonitriles; Calcitriol; Child; Female; Humans; Indicators and Reagents; Iodine Radioisotopes; Periodic Acid; Pregnancy; Radioimmunoassay; Sensitivity and Specificity | 1996 |
Determination of ofloxacin in human plasma using high-performance liquid chromatography and fluorescence detection.
Topics: Acetonitriles; Anti-Infective Agents; Chemical Precipitation; Chromatography, High Pressure Liquid; Drug Stability; Humans; Isoelectric Point; Ofloxacin; Sensitivity and Specificity | 1995 |
HPLC micromethod for amrinone and metabolites in patients receiving concurrent cephalosporin therapy.
Topics: Acetonitriles; Adult; Amrinone; Cephalosporins; Chemical Precipitation; Chromatography, High Pressure Liquid; Drug Monitoring; Drug Stability; Humans; Microchemistry; Quality Control; Sensitivity and Specificity; Spectrophotometry; Vasodilator Agents | 1996 |
Determination of a HIV protease inhibitor (DMP 450) in animal and human plasma by solid-phase extraction and high-performance liquid chromatography.
Topics: Acetonitriles; Animals; Azepines; Chromatography, High Pressure Liquid; Dogs; Haplorhini; HIV Protease Inhibitors; Humans; Hydrogen-Ion Concentration; Methanol; Pan troglodytes; Phosphates; Potassium Compounds; Rats; Sensitivity and Specificity; Urea | 1996 |
Sensitive assay for measuring amoxicillin in human plasma and middle ear fluid using solid-phase extraction and reversed-phase high-performance liquid chromatography.
Topics: Acetonitriles; Amoxicillin; Body Fluids; Calibration; Cefadroxil; Chromatography, High Pressure Liquid; Detergents; Ear, Middle; Exudates and Transudates; Humans; Otitis Media with Effusion; Quaternary Ammonium Compounds; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet | 1995 |
Determination of methotrexate and 7-hydroxymethotrexate by liquid chromatography for routine monitoring of plasma levels.
Topics: Acetonitriles; Analysis of Variance; Calibration; Chromatography, High Pressure Liquid; Fluorescence Polarization Immunoassay; Humans; Linear Models; Methotrexate; Reproducibility of Results; Sensitivity and Specificity | 1995 |
Separation and determination of amino acids, creatinine, bioactive amines and nucleic acid bases by dual-mode gradient ion-pair chromatography.
Topics: Acetonitriles; Amino Acids; Biogenic Amines; Chromatography, High Pressure Liquid; Creatinine; Food Analysis; Humans; Nucleotides; Sensitivity and Specificity | 1996 |
Determination of methotrexate in serum by high-performance liquid chromatography.
Topics: Acetonitriles; Antimetabolites, Antineoplastic; Chromatography, High Pressure Liquid; Humans; Methotrexate; Sensitivity and Specificity; Theophylline | 1996 |
High performance liquid chromatography determination of dextromethorphan and its metabolites in urine using solid-phase extraction.
Topics: Acetonitriles; Biotransformation; Chromatography, High Pressure Liquid; Dextromethorphan; Glucuronates; Humans; Reproducibility of Results; Sensitivity and Specificity; Sodium Dodecyl Sulfate | 1996 |
Peptide stacking by acetonitrile-salt mixtures for capillary zone electrophoresis.
Topics: Acetonitriles; Amino Acid Sequence; Buffers; Electrophoresis, Capillary; Hemoglobins; Humans; Hydrolysis; Oligopeptides; Osmolar Concentration; Pepsin A; Peptide Fragments; Peptides; Sample Size; Sensitivity and Specificity; Sodium Chloride; Trypsin | 1996 |
Determination of paclitaxel in biological fluids by micellar electrokinetic chromatography.
Topics: Acetonitriles; Antineoplastic Agents, Phytogenic; Docetaxel; Electrophoresis, Capillary; Humans; Linear Models; Micelles; Paclitaxel; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Sodium Dodecyl Sulfate; Taxoids | 1996 |
Simple spectrofluorometric determination of p-aminobenzoic and p-aminosalicylic acids in biological fluids by use of terbium-sensitized luminescence.
Topics: 4-Aminobenzoic Acid; Acetonitriles; Aminosalicylic Acid; Body Fluids; Edetic Acid; Humans; Hydrogen-Ion Concentration; Hydrolysis; Luminescent Measurements; Sensitivity and Specificity; Spectrometry, Fluorescence; Terbium | 1996 |
A rapid and sensitive quantitation method of endogenous morphine in human plasma.
Topics: Acetonitriles; Buffers; Chromatography, High Pressure Liquid; Electrochemistry; Humans; Hydrogen-Ion Concentration; Morphine; Radioimmunoassay; Sensitivity and Specificity | 1997 |
Quantitation of an orally available thrombin inhibitor in rat, monkey and human plasma and in human urine by high-performance liquid chromatography and fluorescent post-column derivatization of arginine.
Topics: Acetonitriles; Animals; Antithrombins; Arginine; Chromatography, High Pressure Liquid; Esterases; Humans; Hydrolysis; Indicators and Reagents; Macaca fascicularis; Ninhydrin; Oligopeptides; Rats; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Temperature; Trifluoroacetic Acid | 1997 |
Ion-pair high-performance liquid chromatography for determining disaccharide composition in heparin and heparan sulphate.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Dalteparin; Disaccharides; Glycosaminoglycans; Heparin; Heparitin Sulfate; Indicators and Reagents; Quaternary Ammonium Compounds; Reproducibility of Results; Sensitivity and Specificity | 1997 |
Quantitative high-performance liquid chromatographic determination of retinoids in human serum using on-line solid-phase extraction and column switching. Determination of 9-cis-retinoic acid, 13-cis-retinoic acid, all-trans-retinoic acid, 4-oxo-all-trans-
Topics: Acetonitriles; Alitretinoin; Autoanalysis; Chromatography, High Pressure Liquid; Drug Stability; Humans; Isotretinoin; Linear Models; Reproducibility of Results; Retinoids; Sensitivity and Specificity; Tretinoin; Trifluoroacetic Acid | 1997 |
Determination of artemether and its metabolite, dihydroartemisinin, in plasma by high-performance liquid chromatography and electrochemical detection in the reductive mode.
Topics: Acetates; Acetonitriles; Antimalarials; Artemether; Artemisinins; Autoanalysis; Chromatography, High Pressure Liquid; Drug Stability; Humans; Quality Control; Sensitivity and Specificity; Sesquiterpenes | 1997 |
Determination of thiamphenicol in human plasma by micellar electrokinetic capillary chromatography.
Topics: Acetonitriles; Chromatography, Liquid; Electrochemistry; Humans; Hydrogen-Ion Concentration; Micelles; Reproducibility of Results; Sensitivity and Specificity; Sodium Dodecyl Sulfate; Thiamphenicol | 1997 |
Determination of indinavir, an HIV-protease inhibitor, in human plasma by reversed-phase high-performance liquid chromatography.
Topics: Acetonitriles; Administration, Oral; Adult; Chromatography, High Pressure Liquid; Circadian Rhythm; Drug Stability; HIV Infections; HIV Protease Inhibitors; Humans; Indinavir; Male; Middle Aged; Osmolar Concentration; Reproducibility of Results; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Time Factors | 1997 |
Determination of naringin and naringenin in human urine by high-performance liquid chromatography utilizing solid-phase extraction.
Topics: Acetates; Acetonitriles; Adult; Antioxidants; Chromatography, High Pressure Liquid; Flavanones; Flavonoids; Formates; Humans; Indicators and Reagents; Male; Methanol; Sensitivity and Specificity; Solvents | 1997 |
Capillary electrochromatography of steroids increased sensitivity by on-line concentration and comparison with high-performance liquid chromatography.
Topics: 17-alpha-Hydroxyprogesterone; 20-alpha-Dihydroprogesterone; Acetonitriles; Androstenedione; Chromatography; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Methanol; Norethindrone; Progesterone; Sensitivity and Specificity; Solvents; Steroids; Testosterone | 1998 |
Radioimmunoassay of regulatory peptides in the presence of acetonitrile: marked improvement of cholecystokinin assays.
Topics: Acetonitriles; Cholecystokinin; Peptides; Radioimmunoassay; Sensitivity and Specificity; Solvents | 1998 |
Capillary electrochromatography of derivatized mono- and oligosaccharides.
Topics: Acetonitriles; Benzene; Capillary Action; Chromatography; Electrochemistry; Glucosides; Oligosaccharides; Osmosis; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide | 1998 |
Optimization of solid phase microextraction - capillary zone electrophoresis - mass spectrometry for high sensitivity protein identification.
Topics: Acetonitriles; Electrolytes; Electrophoresis, Capillary; Hydrogen-Ion Concentration; Mass Spectrometry; Peptide Fragments; Proteins; Reproducibility of Results; Sensitivity and Specificity; Serum Albumin, Bovine; Trypsin | 1998 |
Analysis of human milk triacylglycerols by high-performance liquid chromatography with light-scattering detection.
Topics: Acetone; Acetonitriles; Chromatography, High Pressure Liquid; Female; Humans; Light; Methylene Chloride; Milk, Human; Reproducibility of Results; Scattering, Radiation; Sensitivity and Specificity; Triglycerides | 1998 |
High-performance liquid chromatographic determination of stabilized 4-hydroxyifosfamide in human plasma and erythrocytes.
Topics: Acetonitriles; Buffers; Chromatography, High Pressure Liquid; Drug Stability; Erythrocytes; Humans; Ifosfamide; Indicators and Reagents; Mass Spectrometry; Semicarbazides; Sensitivity and Specificity | 1998 |
Development of a routine analysis method for liposome encapsulated recombinant interleukin-2.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Interleukin-2; Liposomes; Methionine; Oxidation-Reduction; Recombinant Proteins; Reproducibility of Results; Sensitivity and Specificity; Temperature | 1998 |
Simultaneous determination of p-aminohippuric acid, acetyl-p-aminohippuric acid and iothalamate in human plasma and urine by high-performance liquid chromatography.
Topics: Acetonitriles; Aminohippuric Acids; Blood Proteins; Chemical Precipitation; Chromatography, High Pressure Liquid; Contrast Media; Glomerular Filtration Rate; Humans; Iothalamic Acid; p-Aminohippuric Acid; Quality Control; Renal Circulation; Sensitivity and Specificity | 1998 |
Simultaneous determination of pirlindole enantiomers and dehydropirlindole by chiral liquid chromatography.
Topics: Acetonitriles; Carbazoles; Chemistry Techniques, Analytical; Chromatography, High Pressure Liquid; Drug Contamination; Molecular Structure; Perchlorates; Reproducibility of Results; Sensitivity and Specificity; Sodium Compounds; Stereoisomerism | 1998 |
A validated method for the determination of paracetamol and its glucuronide and sulphate metabolites in the urine of HIV+/AIDS patients using wavelength-switching UV detection.
Topics: Acetaminophen; Acetonitriles; Acquired Immunodeficiency Syndrome; Chromatography, High Pressure Liquid; Glucuronates; HIV Seropositivity; Humans; Hydrogen-Ion Concentration; Phenotype; Reproducibility of Results; Sensitivity and Specificity; Sodium Acetate; Sulfates; Trifluoroacetic Acid; Ultraviolet Rays | 1998 |
Fast separation of (poly)phenolic compounds from apples and pears by high-performance liquid chromatography with diode-array detection.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Flavonoids; Fruit; Methanol; Phenols; Phosphoric Acids; Polymers; Polyphenols; Reproducibility of Results; Sensitivity and Specificity | 1999 |
The quantitative determination of cilostazol and its four metabolites in human liver microsomal incubation mixtures by high-performance liquid chromatography.
Topics: Acetonitriles; Calibration; Chromatography, High Pressure Liquid; Cilostazol; Drug Stability; Humans; Hydrogen-Ion Concentration; In Vitro Techniques; Microsomes, Liver; Reproducibility of Results; Sensitivity and Specificity; Tetrazoles; Ultraviolet Rays | 1998 |
Quantitative determination of efavirenz (DMP 266), a novel non-nucleoside reverse transcriptase inhibitor, in human plasma using isocratic reversed-phase high-performance liquid chromatography with ultraviolet detection.
Topics: Acetonitriles; Alkynes; Anti-HIV Agents; Benzoxazines; Blood Proteins; Chemical Precipitation; Chromatography, High Pressure Liquid; Cyclopropanes; Drug Monitoring; Drug Stability; Humans; Oxazines; Quality Control; Reverse Transcriptase Inhibitors; Sensitivity and Specificity | 1999 |
Extraction and determination of oxybutynin in human bladder samples by reversed-phase high-performance liquid chromatography.
Topics: Acetates; Acetonitriles; Cholinergic Antagonists; Chromatography, High Pressure Liquid; Humans; Hydrogen-Ion Concentration; Mandelic Acids; Quality Control; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Urinary Bladder; Water | 1999 |
Assay of 2-naphthol in human urine by high-performance liquid chromatography.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Glucuronidase; Glucuronides; Humans; Hydrogen-Ion Concentration; Hydrolysis; Industry; Korea; Naphthols; Occupational Exposure; Quality Control; Reference Values; Reproducibility of Results; Sensitivity and Specificity; Ships; Spectrometry, Fluorescence; Sulfates | 1999 |
Simultaneous determination of citalopram, fluoxetine, paroxetine and their metabolites in plasma and whole blood by high-performance liquid chromatography with ultraviolet and fluorescence detection.
Topics: Acetonitriles; Chromatography, High Pressure Liquid; Citalopram; Fluoxetine; Humans; Hydrogen-Ion Concentration; Paroxetine; Quality Control; Selective Serotonin Reuptake Inhibitors; Sensitivity and Specificity; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet | 1999 |
Determination of zolpidem in serum microsamples by high-performance liquid chromatography and its application to pharmacokinetics in rats.
Topics: Acetonitriles; Animals; Buffers; Chromatography, High Pressure Liquid; Hydrogen-Ion Concentration; Hypnotics and Sedatives; Male; Methanol; Microchemistry; Pyridines; Quality Control; Rats; Rats, Sprague-Dawley; Sensitivity and Specificity; Sodium Acetate; Zolpidem | 1999 |
High-performance liquid chromatographic determination of liposomal nystatin in plasma and tissues for pharmacokinetic and tissue distribution studies.
Topics: Acetonitriles; Animals; Antifungal Agents; Centrifugation; Chromatography, High Pressure Liquid; Drug Stability; Edetic Acid; Hydrogen-Ion Concentration; Liposomes; Methanol; Nystatin; Phosphates; Rabbits; Reproducibility of Results; Sensitivity and Specificity; Tissue Distribution | 1999 |
Routine and sensitive method for determination of nicorandil in human plasma developed for liquid chromatography with ultraviolet and mass spectrometric detection.
Topics: Acetates; Acetonitriles; Buffers; Chromatography, High Pressure Liquid; Drug Stability; Humans; Indicators and Reagents; Kinetics; Mass Spectrometry; Nicorandil; Quality Control; Sensitivity and Specificity; Spectrophotometry, Ultraviolet; Vasodilator Agents | 1999 |
Sensitive determination of irinotecan (CPT-11) and its active metabolite SN-38 in human serum using liquid chromatography-electrospray mass spectrometry.
Topics: Acetonitriles; Adult; Antineoplastic Agents, Phytogenic; Camptothecin; Chemical Precipitation; Chromatography, High Pressure Liquid; Humans; Irinotecan; Male; Mass Spectrometry; Neoplasms; Reproducibility of Results; Sensitivity and Specificity | 1999 |
Does further clean-up reduce the matrix enhancement effect in gas chromatographic analysis of pesticide residues in food?
Topics: Acetone; Acetonitriles; Chromatography, Gas; Edible Grain; Food Analysis; Fruit; Pesticide Residues; Quality Control; Sensitivity and Specificity; United States; United States Food and Drug Administration; Vegetables | 2000 |
A simple HPLC method using a microbore column for the analysis of doxorubicin.
Topics: Acetic Acid; Acetonitriles; Chromatography, High Pressure Liquid; Daunorubicin; Doxorubicin; Drug Carriers; Drug Implants; Evaluation Studies as Topic; Gelatin Sponge, Absorbable; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Fluorescence; Water | 1999 |
In vivo on-line HPLC-microdialysis: simultaneous detection of monoamines and their metabolites in awake freely-moving rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Acetonitriles; Animals; Biogenic Monoamines; Chromatography, High Pressure Liquid; Corpus Striatum; Dopamine; Electrochemistry; Female; Homovanillic Acid; Hydroxyindoleacetic Acid; Microdialysis; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Serotonin; Wakefulness | 1999 |
Liposomal lurtotecan (NX211): determination of total drug levels in human plasma and urine by reversed-phase high-performance liquid chromatography.
Topics: Acetonitriles; Antineoplastic Agents; Camptothecin; Chromatography, High Pressure Liquid; Humans; Perchlorates; Sensitivity and Specificity | 2000 |
Simultaneous separation of atovaquone, proguanil and its metabolites on a mixed mode high-performance liquid chromatographic column.
Topics: Acetonitriles; Atovaquone; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Hydrogen-Ion Concentration; Naphthoquinones; Proguanil; Reference Standards; Sensitivity and Specificity; Spectrophotometry, Ultraviolet | 2000 |
High-throughput method development approaches for bioanalytical mass spectrometry.
Topics: Acetonitriles; Body Fluids; Chromatography, High Pressure Liquid; Drug Monitoring; Humans; Indicators and Reagents; Mass Spectrometry; Nitric Acid; Quality Control; Sensitivity and Specificity; Solvents | 2000 |
Measurement of iohexol by capillary electrophoresis: minimizing practical problems encountered.
Topics: Acetonitriles; Contrast Media; Electrophoresis, Capillary; Glomerular Filtration Rate; Humans; Iohexol; Quality Control; Reproducibility of Results; Sensitivity and Specificity; Time Factors | 2000 |
Determination of vitamin B(6) in cooked sausages.
Topics: Acetonitriles; Buffers; Chromatography, High Pressure Liquid; Meat Products; Phosphates; Pyridoxal; Pyridoxal Phosphate; Pyridoxamine; Pyridoxine; Sensitivity and Specificity | 2001 |
Analysis of illicit drugs by nonaqueous capillary electrophoresis and electrochemical detection.
Topics: 3,4-Methylenedioxyamphetamine; Acetonitriles; Amphetamines; Cocaine; Electrophoresis, Capillary; Hallucinogens; Humans; N-Methyl-3,4-methylenedioxyamphetamine; Sensitivity and Specificity; Substance Abuse Detection | 2000 |
Rapid determination of fungicides in fruit juices by micellar electrokinetic chromatography: use of organic modifiers to enhance selectivity and on-column high-salt stacking to improve sensitivity.
Topics: 1-Propanol; 2-Propanol; Acetonitriles; Alanine; Aminoimidazole Carboxamide; Ammonium Chloride; Benzimidazoles; Bridged Bicyclo Compounds; Buffers; Butanols; Captan; Carbamates; Chromatography, Micellar Electrokinetic Capillary; Cyclohexenes; Ethanol; Ethylene Glycol; Fruit; Fungicides, Industrial; Hydantoins; Hydrogen-Ion Concentration; Methanol; Molecular Structure; Nitrates; Oxazoles; Phthalimides; Sensitivity and Specificity; Sodium Chloride; Sulfates; Time Factors; Urea | 2000 |
MALDI-ToF/MS as a diagnostic tool for the confirmation of sulfur mustard exposure.
Topics: Acetonitriles; Animals; Dermatologic Agents; Hemoglobins; Humans; Metallothionein; Mustard Gas; Poisoning; Rabbits; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2000 |
Stacking and separation of coproporphyrin isomers by acetonitrile-salt mixtures in micellar electrokinetic chromatography.
Topics: Acetonitriles; Chromatography; Coproporphyrins; Electrophoresis, Capillary; Humans; Hydrogen-Ion Concentration; Micelles; Sensitivity and Specificity; Sodium Chloride; Sodium Cholate; Solvents; Surface-Active Agents | 2001 |
Application of capillary zone electrophoresis with off-line solid-phase extraction to in vitro metabolism studies of antifungals.
Topics: Acetic Acid; Acetonitriles; Antifungal Agents; Clotrimazole; Drug Stability; Electrophoresis, Capillary; Fluconazole; Humans; Itraconazole; Ketoconazole; Methanol; Microsomes, Liver; Molecular Structure; Molecular Weight; Pyrimidines; Reproducibility of Results; Sensitivity and Specificity; Solvents; Triazoles; Verapamil; Voriconazole | 2001 |
Chiral separation of amino acid esters by micellar electrokinetic chromatography.
Topics: Acetonitriles; Amino Acids; beta-Cyclodextrins; Chromatography, Micellar Electrokinetic Capillary; Cyclodextrins; Esters; gamma-Cyclodextrins; Indicators and Reagents; Sensitivity and Specificity; Sodium Dodecyl Sulfate; Solvents; Stereoisomerism | 2001 |
Concurrent analysis of nucleoside reverse transcriptase inhibitors in a pool of endogenous nucleosides by short-end injection-capillary electrochromatography on a beta-cyclodextrin-bonded stationary phase.
Topics: Acetonitriles; Anti-HIV Agents; beta-Cyclodextrins; Buffers; Chromatography, High Pressure Liquid; Cyclodextrins; Electrophoresis, Capillary; Humans; Hydrogen-Ion Concentration; Models, Theoretical; Nucleosides; Osmolar Concentration; Reproducibility of Results; Reverse Transcriptase Inhibitors; Sensitivity and Specificity | 2002 |