Magnetic solid phase extraction followed by in-situ derivatization with core–shell structured magnetic graphene oxide nanocomposite for the accurate quantification of free testosterone and free androstenedione in human serum
Xianhua Zhang, Huiyu Xu, Congya Zhou, Li Yang, Suodi Zhai, Ping Yang, Rongsheng Zhao, Rong Li
Topics & Concepts
ChemistryDerivatizationSolid phase extractionChromatographyUltrafiltration (renal)Free fractionDetection limitExtraction (chemistry)High-performance liquid chromatographyBiochemistryPlasma protein bindingHormonal and reproductive studiesPharmacological Effects and AssaysPharmacogenetics and Drug Metabolism