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Calcium Radioisotopes

Known as: Calcium Radioisotopes [Chemical/Ingredient], Radioisotopes, Calcium 
Unstable isotopes of calcium that decay or disintegrate emitting radiation. Ca atoms with atomic weights 39, 41, 45, 47, 49, and 50 are radioactive… Expand
National Institutes of Health

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Ca45 isotope
CalciumIn Bloodagonistsaspects of radiation effects
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Papers overview

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Highly Cited
2004
Highly Cited
2004
Effect of age on calcium absorption in postmenopausal women.
BACKGROUND It is assumed that calcium absorption decreases with age, but this is not well documented. We report a study that… Expand
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Highly Cited
1997
Highly Cited
1997
Relations between calcium intake, calcitriol, polymorphisms of the vitamin D receptor gene, and calcium absorption in premenopausal women.
The relations between calcium absorption, dietary calcium intake, 1,25-dihydroxyvitamin D3 (calcitriol), and vitamin D receptor… Expand
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Review
1996
Review
1996
Molecular basis and clinical application of biological markers of bone turnover.
An ideal battery of tests would include indices of bone resorption and formation. They should be unique to bone, reflect total… Expand
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Review
1991
Review
1991
Hypercalciuria and stones.
Hypercalciuria, defined as the urinary excretion of more than 0.1 mmol Ca/kg/d (4 mg/kg/24 h), is observed in approximately 50… Expand
Highly Cited
1986
Highly Cited
1986
Osteoporosis in hypogonadal men: role of decreased plasma 1,25-dihydroxyvitamin D, calcium malabsorption, and low bone formation.
To investigate the pathogenesis of osteoporosis in male hypogonadism we have investigated a heterogeneous group of 13 men with… Expand
Highly Cited
1985
Highly Cited
1985
The relation between calcium absorption, serum dehydroepiandrosterone, and vertebral mineral density in postmenopausal women.
Vertebral mineral density, measured by computerized axial tomography, radiocalcium absorption, serum dehydroepiandrosterone (DHA… Expand
Highly Cited
1985
Highly Cited
1985
The effect of milk supplements on calcium metabolism, bone metabolism and calcium balance.
Twenty-two healthy postmenopausal women were divided into two groups, one group of 13 received milk supplementation of 24 oz per… Expand
Highly Cited
1980
Highly Cited
1980
Enhanced absorption of calcium by casein phosphopeptides in rachitic and normal chicks.
The present studies were undertaken to investigate the effect of casein phosphopeptides on calcium absorption in normal and… Expand
Highly Cited
1962
Highly Cited
1962
Radiocalcium metabolism in disuse osteoporosis in man.
  • R. Heaney
  • The American journal of medicine
  • 1962
    • Corpus ID: 33358044
Abstract Combined calcium balance and radioactive calcium turnover studies have been performed in a series of normal and… Expand
Highly Cited
1959
Highly Cited
1959
Studies on the enhancement of radiocalcium and radiostrontium absorption by lactose in the rat.
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