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Simultaneous determination of catechin, epicatechin and epicatechin gallate in rat plasma by LC-ESI-MS/MS for pharmacokinetic studies after oral administration of Cynomorium songaricum extract.
Zhang QH, Wang WB, Li J, Chang YX, Wang YF, Zhang J, Zhang BL, Gao XM. Zhang QH, et al. Among authors: chang yx. J Chromatogr B Analyt Technol Biomed Life Sci. 2012 Jan 1;880(1):168-71. doi: 10.1016/j.jchromb.2011.11.021. Epub 2011 Nov 20. J Chromatogr B Analyt Technol Biomed Life Sci. 2012. PMID: 22153330
Simultaneous determination of scopoletin, psoralen, bergapten, xanthotoxin, columbianetin acetate, imperatorin, osthole and isoimperatorin in rat plasma by LC-MS/MS for pharmacokinetic studies following oral administration of Radix Angelicae Pubescentis extract.
Chang YX, Zhang QH, Li J, Zhang L, Guo XR, He J, Zhang P, Ma L, Deng YR, Zhang BL, Gao XM. Chang YX, et al. J Pharm Biomed Anal. 2013 Apr 15;77:71-5. doi: 10.1016/j.jpba.2012.12.031. Epub 2013 Jan 5. J Pharm Biomed Anal. 2013. PMID: 23384552
Ultra high performance liquid chromatography with photodiode array detector and quadrupole time-of-flight tandem mass spectrometry coupled with discriminant analysis to evaluate Angelicae pubescentis radix from different regions.
Ge AH, Ma WF, Wang CP, Li J, He J, Liu EW, Adelakum TA, Zhang BL, Gao X, Chang YX. Ge AH, et al. Among authors: chang yx. J Sep Sci. 2014 Sep;37(18):2523-34. doi: 10.1002/jssc.201400289. Epub 2014 Aug 8. J Sep Sci. 2014. PMID: 25044521
An activity-integrated strategy involving ultra-high-performance liquid chromatography/quadrupole-time-of-flight mass spectrometry and fraction collector for rapid screening and characterization of the α-glucosidase inhibitors in Coptis chinensis Franch. (Huanglian).
Ge AH, Bai Y, Li J, Liu J, He J, Liu EW, Zhang P, Zhang BL, Gao XM, Chang YX. Ge AH, et al. Among authors: chang yx. J Pharm Biomed Anal. 2014 Nov;100:79-87. doi: 10.1016/j.jpba.2014.07.025. Epub 2014 Aug 1. J Pharm Biomed Anal. 2014. PMID: 25137652
246 results