title: A simple direct spectrophotometric assay for 24,25-dihydroxyvitamin D3.
mesh_terms: D015650:24,25-Dihydroxyvitamin D 3; D000328:Adult; D002851:Chromatography, High Pressure Liquid / Q000379:methods*; D002852:Chromatography, Ion Exchange / Q000379:methods; D004100:Dihydroxycholecalciferols / Q000097:blood*; D006801:Humans; D006887:Hydroxycholecalciferols / Q000097:blood*; D008832:Microchemistry; D012016:Reference Values; D013056:Spectrophotometry, Ultraviolet / Q000379:methods
chemical_list: D004100:Dihydroxycholecalciferols; D006887:Hydroxycholecalciferols; D015650:24,25-Dihydroxyvitamin D 3