Head and neck squamous cell carcinoma (HNSCC) describes a heterogeneous group of
human neoplasms of the head and neck with high rates of morbidity and mortality …

Vitamin D deficiency, diagnosed when the serum 25-hydroxyvitamin D (25-OHD3)
concentration is less than 20 ng/mL, has joined vitamin A deficiency as two of the most …

Vitamin D plays an important role in calcium homeostasis and bone metabolism. However,
the studies performed during the past 20 years revealed that it also has a significant …

It is estimated that approximately 1 billion people worldwide have blood concentrations of
vitamin D that are considered suboptimal. Much research has been conducted over the past …

Any benefit of vitamin D needs to be balanced against the risk of toxicity, which is
characterized by hypercalcemia. Daily brief, suberythemal exposure of a substantial area of …

The importance of vitamin D in bone and phosphocalcic status is well recognized by the
scientific and medical communities; however, recently identified properties of this cholesterol …

This article is a narrative review of recent epidemiological findings regarding ultraviolet-B
(UVB) dose or exposure, serum 25-hydroxyvitamin D [25 (OH) D] concentrations, vitamin D …

Foodborne pathogens enter the body through the intestinal tract where they cause
temporary upsets. However, if they go from the intestinal tract into the bloodstream, they can …

The process by which 1, 25 (OH) 2D3 is synthesized and degraded and how it is transported
out of the cell and body is described. The changing demand for the synthesis of 1-25 (OH) …

Over the last several decades, extensive research on vitamin D and its role on cancer
incidence, cancer survival (survival or mortality from cancer among individuals diagnosed …