Evidence for Involvement of 17β-Estradiol in Intestinal Calcium Absorption Independent of 1,25-Dihydroxyvitamin D3 Level in the Rat

Comparison of the Ligand Binding Specificity and Transcript Tissue Distribution of Estrogen Receptors α and β

1997 • 4,422 citations

Estrogen Resistance Caused by a Mutation in the Estrogen-Receptor Gene in a Man

1994 • 2,443 citations

Aromatase deficiency in male and female siblings caused by a novel mutation and the physiological role of estrogens.

1995 • 1,354 citations

The ovariectomized rat model of postmenopausal bone loss

1991 • 1,345 citations

Intestinal Calcium Absorption and Serum Vitamin D Metabolites in Normal Subjects and Osteoporotic Patients

1979 • 865 citations

Aromatase deficiency in male and female siblings caused by a novel mutation and the physiological role of estrogens

1995 • 568 citations

Influence of the Vitamin D-binding Protein on the Serum Concentration of 1,25-Dihydroxyvitamin D3

1981 • 507 citations

Effect of Estrogen on Calcium Absorption and Serum Vitamin D Metabolites in Postmenopausal Osteoporosis*

1980 • 433 citations

The Aged Rat Model of Ovarian Hormone Deficiency Bone Loss*

1989 • 380 citations

Calcium absorption in women: Relationships to Calcium intake, Estrogen status, and age

1989 • 375 citations

Estradiol Effects on Proliferation, Messenger Ribonucleic Acid for Collagen and Insulin-like Growth Factor-I, and Parathyroid Hormone-Stimulated Adenylate Cyclase Activity in Osteoblastic Cells from Calvariae and Long Bones

1989 • 369 citations

Quantum concept of bone remodeling and turnover: Implications for the pathogenesis of osteoporosis

1979 • 275 citations

Estrogen maintains trabecular bone volume in rats not only by suppression of bone resorption but also by stimulation of bone formation.

1992 • 271 citations

Estrogen Receptors in Human Nontarget Tissues: Biological and Clinical Implications*

1995 • 248 citations

Estrogen Preserves a Normal Intestinal Responsiveness to 1,25-Dihydroxyvitamin D₃in Oophorectomized Women*

1990 • 243 citations

Evidence of an age-related decrease in intestinal responsiveness to vitamin D: relationship between serum 1,25-dihydroxyvitamin D3 and intestinal vitamin D receptor concentrations in normal women.

1992 • 239 citations

A randomized study on the effects of estrogen/gestagen or high dose oral calcium on trabecular bone remodeling in postmenopausal osteoporosis

1989 • 194 citations

Direct effects of 17 beta-estradiol on trabecular bone in ovariectomized rats.

1990 • 186 citations

Ethinyl Estradiol and Norethindrone in the Treatment of Primary Hyperparathyroidism in Postmenopausal Women

1986 • 172 citations

1,25(OH)2 vitamin D3 stimulates membrane phosphoinositide turnover, activates protein kinase C, and increases cytosolic calcium in rat colonic epithelium.

1990 • 165 citations

Direct Modulation by Androgens of the Response of Human Bone Cells (SaOS-2) to Human Parathyroid Hormone (PTH) and PTH-Related Protein*

1989 • 159 citations

Effects of one-year treatment with estrogens on bone mass, intestinal calcium absorption, and 25-hydroxyvitamin D-1α-hydroxylase reserve in postmenopausal osteoporosis

1988 • 157 citations

The influence of age on bone mineral regulating hormones

1986 • 156 citations

Skeletal response of ovariectomized rats to low and high doses of 17β-estradiol

1991 • 156 citations

Effects of estrogen on circulating "free" and total 1,25-dihydroxyvitamin D and on the parathyroid-vitamin D axis in postmenopausal women.

1989 • 154 citations

Effects of a Short Course of Estrogen on Mineral Metabolism in Postmenopausal Women*

1985 • 141 citations

Estrogen Protection against Bone Resorbing Effects of Parathyroid Hormone Infusion: Assessment by Use of Biochemical Markers

1993 • 140 citations

Analysis of rat vitamin D-dependent calbindin-D28k gene expression.

1988 • 110 citations

Early Postmenopausal Bone Loss is Not Associated with a Decrease in Circulating Levels of 25-Hydroxyvitamin D, 1,25-Dihydroxyvitamin D, or Vitamin D-Binding Protein*

1987 • 107 citations

The cecum is the site with the highest calcium absorption in rat intestine

1993 • 96 citations

The effect of surgical bowel manipulation and anesthesia on intestinal glucose absorption in rats.

1995 • 92 citations

Association Between Intestinal Vitamin D Receptor, Calcium Absorption, and Serum 1,25 Dihydroxyvitamin D in Normal Young and Elderly Women

1997 • 86 citations

Vitamin D-Dependent Rat Renal Calcium-Binding Protein: Development of a Radioimmu no assay, Tissue Distribution, and Immunologic Identification*

1984 • 84 citations

Estrogen Receptor α and β Expression in Upper Gastrointestinal Tract with Regulation of Trefoil Factor Family 2 mRNA Levels in Ovariectomized Rats

1997 • 84 citations

Osteocalcin during the reproductive cycle in normal and diabetic rats

1989 • 81 citations

Direct Modulation by Estradiol of the Response of Human Bone Cells (SaOS-2) to Human Parathyroid Hormone (PTH) and PTH-Related Protein*

1989 • 81 citations

Bone Mass Reduction after Estrogen Deprivation by Long-Acting Gonadotropin-Releasing Hormone Agonists and Its Relation to Pretreatment Serum Concentrations of 1,25-Dihydroxyvitamin D₃

1990 • 78 citations

Acute stimulation of intestinal cell calcium influx induced by 17β-estradiol via the cAMP messenger system

1996 • 77 citations

Two vitamin D3-dependent calcium binding proteins increase calcium reabsorption by different mechanisms I. Effect of CaBP 28K

1994 • 77 citations

In vivo effect of 17β-estradiol on intestinal calcium absorption in rats

1994 • 76 citations

Variable in vivo regulation of rat vitamin D-dependent genes (osteopontin, Ca,Mg-adenosine triphosphatase, and 25-hydroxyvitamin D3 24-hydroxylase): implications for differing mechanisms of regulation and involvement of multiple factors.

1995 • 67 citations

Estrogen receptors in human nontarget tissues: biological and clinical implications

1995 • 61 citations

In vivo intestinal absorption of calcium in humans.

1990 • 60 citations

THE EFFECT OF TRANSDERMAL OESTROGEN ON BONE, CALCIUM‐REGULATING HORMONES AND LIVER IN POSTMENOPAUSAL WOMEN

1986 • 56 citations

Effects of Transdermal Estrogen Replacement on Parathyroid Hormone Secretion

1990 • 55 citations

The estrogen receptor in the rat kidney. Ontogeny, properties and effects of gonadectomy on its concentration

1988 • 55 citations

Influence of glucose, fructose, and water movement on calcium absorption in the jejunum

1980 • 52 citations

Immunochemical Measurement of the Vitamin D-Binding Protein in Rat Serum*

1978 • 51 citations

In situ studies of calcium absorption in rats

1971 • 46 citations

Changes in Vitamin D Metabolism during Natural and Medical Menopause

1990 • 44 citations

Oestrogen effects on calcitriol levels in post‐menopausal women: a comparison of oral versus transdermal administration

1995 • 43 citations

25(OH)D3 metabolism in kidney cell cultures: lack of a direct effect of estradiol

1981 • 39 citations

Putative intestinal estrogen receptor: evidence for regional differences

1996 • 39 citations

Modulation of Rat Calbindin-D₂₈Gene Expression by 1,25-Dihydroxyvitamin D₃and Dietary Alteration

1988 • 39 citations

An immunoradiometric assay for 1,25-dihydroxyvitamin D3 receptor

1989 • 32 citations

Effects of age and estrogen on renal vitamin D metabolism in the female rat

1988 • 29 citations

Vitamin D Metabolites in Postmenopausal Osteoporosis

1984 • 29 citations

Identification of estrogen receptor mRNA and the estrogen modulation of parathyroid hormone‐stimulated cyclic AMP accumulation in opossum kidney cells

1992 • 25 citations

Regulation of Duodenal Insulin-Like Growth Factor I and Active Calcium Transport by Ovariectomy in Female Rats

1992 • 25 citations

Changes in parathyroid hormone receptor binding affinity during egg laying: Implications for calcium homeostasis in chicken

1996 • 25 citations

An enzyme-linked immunoassay for the 1,25-dihydroxyvitamin D3 receptor protein

1996 • 23 citations

Effect of age on calcium and phosphate absorption. Role of 1,25-dihydroxyvitamin D.

1990 • 22 citations

Evidence for an interaction of insulin and sex steroids in the regulation of vitamin D metabolism in the rat

1987 • 21 citations

Glucose enhancement of transcellular calcium transport in the intestine

1988 • 13 citations

Bile salts and ileal calcium transport in rats: a neglected factor in intestinal calcium absorption

1993 • 9 citations