In recent years it has been shown that vitamin D deficiency is associated with an increased
incidence as well as the progression of a broad range of diseases including osteoporosis …

The global prevalence of vitamin D deficiency appears to be increasing, and the impact of
this on human health is important because of the association of vitamin D insufficiency with …

Polymorphisms in genes encoding proteins involved in vitamin D metabolism and transport
are recognised to influence vitamin D status. Syntheses of genetic association studies …

Environmental factors such as diet, intake of vitamin D supplements and exposure to
sunlight are known to influence serum vitamin D concentrations. Genetic epidemiology of …

Vitamin D is a pro-hormone characterized by an intricate metabolism and regulation. It is
well known for its role in calcium and phosphate metabolism, and in bone health. However …

There is a very high prevalence of vitamin D deficiency, which is defined by a serum level of
25‐hydroxyvitamin D [25 (OH) D] of lower than 20 ng/mL, in all populations of the world …

Vitamin D deficiency is more common among African Americans (AAs) than among
European Americans (EAs), and epidemiologic evidence links vitamin D status to many …

Vitamin D is essential for calcium and bone homeostasis and may have many other
nonskeletal effects. 1–4 The “nutritional status” of vitamin D is usually assessed by …

Background A number of genetic studies have reported an association between vitamin D
related genes such as group-specific component gene (GC), Cytochrome P450, family 2 …

Aims To explore the relationship between vitamin D pathway genes, gene–environment
interactions and vitamin D level among southeast Chinese pregnant women. Methods 759 …