Methods for the determination of the circulating concentration of 25-hydroxyvitamin D

Determination of vitamin D and its metabolites in plasma from normal and anephric man

Richard M. Shepard, Ronald L. Horst, Alan J. Hamstra et al. · Biochemical Journal · 1979 · 369 citations · Full text

Life Sciences, Biochemistry, Nutritional Sciences +15

Assay of circulating 1,25-dihydroxyvitamin D involving a novel single-cartridge extraction and purification procedure.

Bruce W. Hollis · Clinical Chemistry · 1986 · 303 citations

Medicine, Biochemistry, Bioavailability +15

A competitive protein-binding assay for 25-hydroxy-cholecalciferol and 25-hydroxyergocalciferol in serum

Michael A. Preece, J. L. H. O’Riordan, David Lawson et al. · Clinica Chimica Acta · 1974 · 300 citations

Life Sciences, Biochemistry, Clinical Biochemistry +4

Assay of vitamins D2 and D3, and 25-hydroxyvitamins D2 and D3 in human plasma by high-performance liquid chromatography.

G. Jones · Clinical Chemistry · 1978 · 204 citations · Full text

Life Sciences, Biochemistry, Nutritional Sciences +17

A method for the determination of the circulating concentration of 1,25-dihydroxyvitamin D

Tai C. Chen, Adrian K. Turner, Michael F. Holick · The Journal of Nutritional Biochemistry · 1990 · 133 citations · Full text

Agriculture, Nutritional Sciences, Biopharmaceutics +14