The etiology of endemic rickets was discovered a century ago. Vitamin D is the precursor of
25-hydroxyvitamin D and other metabolites, including 1, 25 (OH) 2D, the ligand for the …

Vitamin D is the sunshine vitamin that has been produced on this earth for more than 500
million years. During exposure to sunlight 7-dehydrocholesterol in the skin absorbs UV B …

Context Vitamin D is classically recognized as a regulator of calcium and phosphorus
metabolism. Recent advances in the measurement of vitamin D metabolites, diagnosis of …

Background: Vitamin D deficiency has been shown to be independently associated with
increased risk of viral acute respiratory infection (ARI) in a number of observational studies …

Beyond its critical function in calcium homeostasis, vitamin D has recently been found to
play an important role in the modulation of the immune/inflammation system via regulating …

The active form of vitamin D, 1, 25-dihydroxyvitamin D 3 (1, 25 (OH) 2 D 3), has potent
immunomodulatory properties that have promoted its potential use in the prevention and …

Vitamin D has long been recognized as essential to the skeletal system. Newer evidence
suggests that it also plays a major role regulating the immune system, perhaps including …

Introduction Inflammation is believed to be a contributing factor to many chronic diseases.
The influence of vitamin D deficiency on inflammation is being explored but studies have not …

This review looks at the critical role of vitamin D in improving barrier function, production of
antimicrobial peptides including cathelicidin and some defensins, and immune modulation …

Vitamin D is one of the oldest hormones. 1 Early in evolution as unicellular organisms
evolved and took advantage of the sun's energy for photosynthesis of sugars, they also …