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

[1]  T. Chen,et al.  A method for the determination of the circulating concentration of vitamin D. , 1990, The Journal of nutritional biochemistry.

[2]  B. Hollis.  Assay of circulating 1,25-dihydroxyvitamin D involving a novel single-cartridge extraction and purification procedure. , 1986, Clinical chemistry.

[3]  R. Horst.  Recent Advances in the Quantitation of Vitamin D and Vitamin D Metabolites , 1984 .

[4]  J. Haddad.  Nature and Functions of the Plasma Binding Protein for Vitamin D and its Metabolites , 1984 .

[5]  R. Horst,et al.  A microassay for 1,25-dihydroxyvitamin D not requiring high performance liquid chromatography: application to clinical studies. , 1984, The Journal of clinical endocrinology and metabolism.

[6]  T. Clemens,et al.  A simple method for generation of antibodies with specificity for 1,25-dihydroxyergocalciferol and 1,25-dihydroxycholecalciferol , 1983, Steroids.

[7]  T. K. Gray,et al.  Radioimmunoassay for 1,25-dihydroxycholecalciferol. , 1980, Clinical chemistry.

[8]  J. Adams,et al.  Silica Sep-Pak preparative chromatography for vitamin D and its metabolites. , 1981, Journal of chromatography.

[9]  M. Williams,et al.  A modified radioimmunoassay for 1,25-dihydroxycholecalciferol. , 1981, Clinical chemistry.

[10]  M. Haussler,et al.  An improved radioreceptor assay for 1,25-dihydroxyvitamin D in human plasma. , 1981, Analytical biochemistry.

[11]  B. Roos,et al.  Vitamin D in plasma: quantitation by a nonequilibrium ligand binding assay , 1981, Steroids.

[12]  H. DeLuca,et al.  Direct chemical synthesis of 1 alpha,25-dihydroxy[26,27-3H]vitamin D3 with high specific activity: its use in receptor studies. , 1980, Biochemistry.

[13]  R. Mason,et al.  A simplified assay for dihydroxylated vitamin D metabolites in human serum: application to hyper- and hypovitaminosis D. , 1980, Clinical chemistry.

[14]  H. DeLuca,et al.  Determination of vitamin D and its metabolites in plasma from normal and anephric man. , 1979, The Biochemical journal.

[15]  J. I. Pedersen,et al.  Assay of 1,25-dihydroxy vitamin D3 by isotope dilution--mass fragmentography. , 1979, Clinical chemistry.

[16]  H. DeLuca,et al.  A bioassay capable of measuring 1 picogram of 1,25-dihydroxyvitamin D3. , 1978, The Journal of clinical endocrinology and metabolism.

[17]  J. Lemann,et al.  The simultaneous measurement of vitamin D metabolites in plasma: studies in healthy adults and in patients with calcium nephrolithiasis. , 1978, The Journal of laboratory and clinical medicine.

[18]  G. Jones.  Assay of vitamins D2 and D3, and 25-hydroxyvitamins D2 and D3 in human plasma by high-performance liquid chromatography. , 1978, Clinical chemistry.

[19]  H. DeLuca,et al.  A sensitive, precise, and convenient method for determination of 1,25-dihydroxyvitamin D in human plasma. , 1976, Archives of biochemistry and biophysics.

[20]  M. Preece,et al.  A competitive protein-binding assay for 25-hydroxycholecalciferol and 25-hydroxyergocalciferol in serum. , 1974, Clinica chimica acta; international journal of clinical chemistry.