25-Hydroxyvitamin D and calcium absorption.
نویسنده
چکیده
منابع مشابه
Effects of Vitamin D in Neonates and Young Infants
Vitamin D is important for the development, growth, and mineralization of the skeletal in neonates and children. Vitamin D is essential for intestinal absorption of calcium. Vitamin D is metabolized to 25-hydroxyvitamin D and then to 1,25-dihydroxyvitamin D. Pregnant women in developed countries often have insufficient serum concentrations of 25-hydroxyvitamin D and a supplementation of vitamin...
متن کاملComparison of 25-hydroxyvitamin D and Calcium Levels between Preeclampsia and Normal Pregnant Women and Birth Outcomes
Introduction The main aim of this study was to compare serum level of 25- hydroxyl vitamin D [25(OH) D] between women with preeclampsia and normal individuals and birth outcomes. Material and Methods This cross sectional study was conducted on 650 normal primigravida women in their first 24–28 weeks of pregnancy. After 3 months of follow-up, serum levels of 25(OH) D and calcium were measured...
متن کاملComparison of 25-hydroxyvitamin D and Calcium Levels between Polycystic Ovarian Syndrome and Normal Women
Background Given the relationship of vitamin D deficiency with insulin resistance syndrome as the component of polycystic ovary syndrome (PCOS), the main aim of this study was to compare serum level of 25- hydroxyvitamin D [25(OH)D] between PCOS patients and normal individuals. MaterialsAndMethods A cross sectional study was conducted to compare 25(OH)D level between117 normal and 125 untreated...
متن کاملTreatment of osteomalacia associated with primary biliary cirrhosis with parenteral vitamin D2 or oral 25-hydroxyvitamin D3.
The histological and biochemical response of osteomalacia has been studied in four patients with primary biliary cirrhosis, who were treated with oral 25-hydroxyvitamin D3, 50 microgram daily, or intramuscular vitamin D2, 150,000 units once weekly, for five to 12 months. All patients showed complete histological healing of osteomalacia, despite rapidly deteriorating liver function in three. Pla...
متن کاملEffect of age on the conversion of 25-hydroxyvitamin D3 to 1,25-dihydroxyvitamin D3 by kidney of rat.
The decreased absorption of calcium by the small intestine of the adult may reflect changes in vitamin D metabolism with age. The purpose of this study was to compare the capacity of young (1.5 mo of age) and adult (12 mo of age) vitamin D-deficient rats to convert 25-hydroxyvitamin D to 1,25-dihydroxyvitamin D, the physiologically active form of vitamin D. Young rats responded to an oral dose ...
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ورودعنوان ژورنال:
- The American journal of clinical nutrition
دوره 93 1 شماره
صفحات -
تاریخ انتشار 2011