Extra-renal production of calcitriol in chronic renal failure

A Microassay for 1,25-Dihydroxyvitamin D Not requiring High Performance Liquid Chromatography: Application to Clinical Studies*

1984 • 809 citations

Metabolism of 25-hydroxyvitamin D3 by cultured pulmonary alveolar macrophages in sarcoidosis.

1983 • 530 citations

Regulation of 25-Hydroxycholecalciferol-1-Hydroxylase Activity in Kidney by Parathyroid Hormone

1973 • 525 citations

On the pathogenesis of hyperparathyroidism in chronic experimental renal insufficiency in the dog

1971 • 484 citations

Hypercalcemia in an Anephric Patient with Sarcoidosis: Evidence for Extrarenal Generation of 1,25-Dihydroxyvitamin D

1981 • 417 citations

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

1979 • 372 citations

Regulation of the metabolism of vitamin D.

1980 • 341 citations

1α, 25-Dihydroxyvitamin D3, and 24,25-dihydroxyvitamin D3 in vitro synthesis by human decidua and placenta

1979 • 336 citations

Hormonal control of the renal conversion of 25-hydroxycholecalciferol to 1,25-dihydroxycholecalciferol

1972 • 332 citations

Characterization of 1 alpha-hydroxylation of vitamin D3 sterols by cultured alveolar macrophages from patients with sarcoidosis.

1985 • 320 citations

Vitamin D. Basic Research and its Clinical Application

1979 • 318 citations

Metabolism in immunoreactive parathyroid hormone in the dog. The role of the kidney and the effects of chronic renal disease.

1975 • 297 citations

Evidence that Increased Circulating 1α,25-Dihydroxyvitamin D is the Probable Cause for Abnormal Calcium Metabolism in Sarcoidosis

1979 • 294 citations

25-Hydroxycholecalciferol-1-hydroxylase

1972 • 282 citations

Hypercalcemia Associated with Increased Serum Calcitriol Levels in Three Patients with Lymphoma

1984 • 273 citations

Oral intake of phosphorus can determine the serum concentration of 1,25-dihydroxyvitamin D by determining its production rate in humans.

1986 • 269 citations

1,25-Dihydroxyvitamin D3 production by human keratinocytes. Kinetics and regulation.

1986 • 267 citations

Radioligand receptor assay for 25-hydroxyvitamin D2/D3 and 1 alpha, 25-dihydroxyvitamin D2/D3.

1976 • 259 citations

Regulation of 25-Hydroxyvitamin D3-1-hydroxylase in Vivo

1974 • 253 citations

Human bone cells in culture metabolize 25-hydroxyvitamin D3 to 1,25-dihydroxyvitamin D3 and 24,25-dihydroxyvitamin D3.

1981 • 233 citations

Regulation of the hydroxylation of 25-hydroxyvitamin D3 in vivo and in primary cultures of chick kidney cells.

1979 • 213 citations

Neonatal human foreskin keratinocytes produce 1,25-dihydroxyvitamin D3

1986 • 212 citations

Evidence for Extra-Renal 1 α-Hydroxylation of 25-Hydroxyvitamin D ₃ in Pregnancy

1979 • 200 citations

Absence of Seasonal Variation in Serum Concentrations of 1,25-Dihydroxyvitamin D Despite a Rise in 25-Hydroxyvitamin D in Summer*

1981 • 158 citations

Evidence That 1,25-Dihydroxyvitamin D₃Is the Physiologically Active Metabolite of Vitamin D₃*

1985 • 157 citations

Hypercalcemia Associated with Silicone-Induced Granulomas

1984 • 146 citations

Regulation of the metabolism of 25-hydroxyvitamin D3 in primary cultures of chick kidney cells.

1979 • 144 citations

In vitro production of 1,25-dihydroxyvitamin D3 by rat placental tissue.

1979 • 138 citations

Evidence for extrarenal production of 1 alpha ,25-dihydroxyvitamin D in man.

1982 • 134 citations

A COMPARISON OF TWO METHODS

1975 • 134 citations

25-Hydroxyvitamin D₃Metabolism by Lipopolysaccharide-Stimulated Normal Human Macrophages*

1987 • 124 citations

The Metabolism of Vitamin D₃and 25-Hydroxyvitamin D₃in Normal and Anephric Humans

1974 • 121 citations

InVitroMetabolism of 25-Hydroxycholecalciferol by Isolated Cells from Human Decidua*

1985 • 120 citations

Hyperphosphatemic Tumoral Calcinosis

1982 • 117 citations

In vitro synthesis of 1 alpha,25-dihydroxycholecalciferol and 24,25-dihydroxycholecalciferol by isolated calvarial cells.

1980 • 113 citations

Hypocalcemia may not be essential for the development of secondary hyperparathyroidism in chronic renal failure.

1986 • 113 citations

Kinetic behavior of 25-hydroxyvitamin D-1-hydroxylase and -24-hydroxylase in rat kidney mitochondria.

1979 • 93 citations

Calcium-dependent, parathyroid hormone-independent regulation of 1,25-dihydroxyvitamin D

1980 • 92 citations

Evidence for abnormal regulation of circulating 1 alpha,25-dihydroxyvitamin D in patients with sarcoidosis and normal calcium metabolism.

1980 • 89 citations

Hypercalcemia in disseminated candidiasis

1983 • 85 citations

Evidence that blood ionized calcium can regulate serum 1,25(OH)2D3 independently of parathyroid hormone and phosphorus in the rat.

1985 • 81 citations

Synthesis of 1,25-Dihydroxyvitamin D₃by Human Placenta in Vitro*

1981 • 81 citations

Plasma Vitamin D Metabolite Concentrations in Chronic Renal Failure: Effect of Oral Administration of 25-Hydroxyvitamin D3*

1984 • 80 citations

Influence of Dietary Vitamin D₃on the Circulating Concentration of its Active Metabolites in the Chick and Rat

1977 • 72 citations

Vitamin D Intoxication in an Anephric Child

1975 • 64 citations

Long-term control of plasma calcitriol concentration in dogs and humans. Dominant role of plasma calcium concentration in experimental hyperparathyroidism.

1985 • 64 citations

Vitamin D Metabolism in Hypoparathyroidism

1980 • 62 citations

Demonstration that circulating 1 alpha, 25-dihydroxyvitamin D is loosely regulated in normal children.

1981 • 53 citations

25-Hydroxyvitamin D3 (calcifediol) therapy of juvenile renal osteodystrophy: Beneficial effect on linear growth velocity

1982 • 52 citations

The Effect of 25-Hydroxy Vitamin D3 in the Osteomalacia of Chronic Renal Failure

1977 • 51 citations

Evidence for calcium-dependent control of 1,25-dihydroxyvitamin D3 production by rat kidney proximal tubules.

1986 • 50 citations

Hypercalcemia associated with increased circulating 1,25 dihydroxyvitamin D in a patient with pulmonary tuberculosis

1985 • 47 citations

Retraction: Concurrent measurements of plasma levels of vitamin D3 and five of its metabolites in normal humans, chronic renal failure patients, and anephric subjects.

1984 • 45 citations

Vitamin D status regulates 25-hydroxyvitamin D3-1 alpha-hydroxylase and its responsiveness to parathyroid hormone in the chick.

1985 • 43 citations

Assay of Calcium-regulating Hormones

1983 • 42 citations

Synthesis and Metabolic Clearance of 1,25-Dihydroxyvitamin D as Determinants of Serum Concentrations: A Comparison of Two Methods*

1981 • 39 citations

Metabolism of Vitamin D₃in Nephrectomized Pigs Given Pharmacological Amounts of Vitamin D₃

1982 • 39 citations

Effect of Dietary Phosphorus Levels on Porcine Renal 25-Hydroxyvitamin D-1α- and 24R-Hydroxylase Activities and Plasma 1,25-Dihydroxyvitamin D3 Concentration1

1985 • 39 citations

Infusions of Parathyroid Hormone in Ruminants: Hypercalcemia and Reduced Plasma 1,25-Dihydroxyvitamin D Concentrations^*

1984 • 38 citations

Production of 10-oxo-19-nor-25-hydroxyvitamin D3 by solubilized kidney mitochondria from chick and rat.

1985 • 31 citations

Formation of 19-nor-10-keto-25-hydroxyvitamin D3 in cultured mammalian cells

1984 • 31 citations

Abnormal calcium metabolism caused by increased circulating 1,25-dihydroxyvitamin D in a patient with rheumatoid arthritis

1986 • 30 citations

25-Hydroxyvitamin D 1α- and 24-Hydroxylase Activities in Pig Kidney Homogenates: Effect of Vitamin D Deficiency

1984 • 29 citations

Metabolism of 25-hydroxyvitamin D3 by rat kidney cells in culture: Isolation and identification of cis- and trans-19-nor-10-oxo-25-hydroxyvitamin D3

1984 • 27 citations

Vitamin D Metabolite Levels in Normal Children

1984 • 27 citations

Extra-renal production of 24,25-dihydroxyvitamin D in chronic renal failure during 25 hydroxyvitamin D3 therapy

1983 • 25 citations

Effects of dietary calcium restriction on 1,25-dihydroxyvitamin D3 net synthesis by rat proximal tubules.

1985 • 23 citations

Regulation of 25‐OHD₃ metabolism by parathyroid hormone in primary chick kidney cell cultures

1979 • 18 citations

Assay of 25-hydroxy vitamin D3-1 α-hydroxylase in pig kidney mitochondria using isotope dilution-mass spectrometry

1986 • 16 citations

Effects of Parathyroidectomy on Circulating Levels of lα,25-Dihydroxyvitamin D and Bone Gla Protein in Dialyzed Patients*

1986 • 13 citations

Interrelationship of serum 25-hydroxyvitamin D3 and 1,25-dihydroxyvitamin D in juvenile renal osteodystrophy after therapy with 25-hydroxyvitamin 133

1982 • 12 citations

Regulation of renal vitamin D hydroxylase activity in vitamin D deficient rats

1985 • 9 citations

A Text-Book of Practical Histology

1881 • 5 citations

Resolution and Quantitation of Vitamin D and Vitamin D Metabolites

1983 • 5 citations

APPLICATION TO HYPERVITAMINOSIS D

1976 • 2 citations