Derivatization with 2-hydrazino-1-methylpyridine enhances sensitivity of analysis of 5α-dihydrotestosterone in human plasma by liquid chromatography tandem mass spectrometry

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Publikováno v: In Journal of Chromatography A 15 March 2021 1640

Simultaneous pharmacokinetic and pharmacodynamic analysis of 5α-reductase inhibitors and androgens by liquid chromatography tandem mass spectrometry

Autor: Upreti, Rita, Naredo, Gregorio, Faqehi, Abdullah M.M., Hughes, Katherine A., Stewart, Laurence H., Walker, Brian R., Homer, Natalie Z.M., Andrew, Ruth

Publikováno v: In Talanta January 2015 131:728-735

A role for solvents in the toxicity of agricultural organophosphorus pesticides

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Derivatization of estrogens enhances specificity and sensitivity of analysis of human plasma and serum by liquid chromatography tandem mass spectrometry

Autor: Faqehi, Abdullah M.M., Cobice, Diego F., Naredo, Gregorio, Mak, Tracy C.S., Upreti, Rita, Gibb, Fraser W., Beckett, Geoffrey J., Walker, Brian R., Homer, Natalie Z.M., Andrew, Ruth

Publikováno v: Faqehi, A M, Cobice, D F, Naredo, G, Mak, T C, Upreti, R, Gibb, F W, Beckett, G J, Walker, B R, Homer, N Z M & Andrew, R 2016, ' Derivatization of estrogens enhances specificity and sensitivity of analysis of human plasma and serum by liquid chromatography tandem mass spectrometry ', Talanta, vol. 151, pp. 148–156 . https://doi.org/10.1016/j.talanta.2015.12.062
Talanta

Estrogens circulate at concentrations less than 20 pg/mL in men and postmenopausal women, presenting analytical challenges. Quantitation by immunoassay is unreliable at these low concentrations. Liquid chromatography tandem mass spectrometry (LC–MS

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