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  1. No Access

    Article

    Simultaneous Determination of Hydrocodone, and Its Two Metabolites in Human Plasma by HPLC–MS–MS

    A rapid, sensitive and specific assay method has been developed to simultaneously determine human plasma concentrations of hydrocodone and its metabolites, norhydrocodone, hydromorphone, using high-performance...

    Guang-Tao Hao, Yan Chen, Rui-Hua Dong, Heng-Yan Qu, Yu-Guang Liang… in Chromatographia (2011)

  2. No Access

    Article

    Bioanalysis of Cepharanthine by LC–ESI–MS–MS and Its Application to Pharmacokinetic Studies

    A sensitive liquid chromatography–electrospray ionization–tandem mass spectrometry (LC–ESI–MS–MS) method was developed and validated for the quantification of cepharanthine (CEP) in beagle dog plasma. The chro...

    Rui-Hua Dong, Zhong-Ze Fang, Hong-Zhi Gao, Guang-Tao Hao, Guang Liu… in Chromatographia (2011)