Vitamin D deficiency affects> 60% of the Korean population. Recent reports in Caucasian,
African American, and Chinese populations indicate an association between vitamin D …

Only limited information is available on the inter-relationships between genetic and non-
genetic factors such as diet and sunlight exposure with serum 25-hydroxyvitamin D [25 (OH) …

Background Hypovitaminosis D is prevalent worldwide. It is more prevalent in Eastern Asia
region, including Korea. In addition to various environmental factors that influence serum 25 …

Objective Vitamin D deficiency is related to increased risks for a number of diseases. To
date, at least 3 candidate genes, vitamin D binding protein (VDBP) gene (GC), 25 …

Background Genetic factors modify serum 25-hydroxyvitamin D [25 (OH) D] concentration
and can affect the optimal intake of vitamin D. Objectives We aimed to personalize vitamin D …

Vitamin D deficiency is a common public health problem in the US. It is related to the high
risk of rickets, osteoporosis and other diseases. Currently, serum 25-hydroxy vitamin D [25 …

The prevalence of vitamin D deficiency varies from 20.8% to 61.6% among populations of
different ethnicities, suggesting the existence of a genetic component. The purpose of this …

Background Epidemiological data have shown that vitamin D deficiency is highly prevalent
in Korea. Genetic factors influencing vitamin D deficiency in humans have been studied in …

Vitamin D deficiency has been recognized as a major public health issue worldwide. Recent
studies have indicated that genetic factors might play an important role in determining serum …

Previous large-scale genome-wide meta-analysis identified four loci affecting 25-
hydroxyvitamin D (25 (OH) D) concentrations. However, whether these loci are associated …