How Vitamin D3 Deficiency Destroys the Immune System
Immune System's "T-Cells" Need Vitamin D3 in Order to Function
March 07, 2010
By: Peter Egan Jr.
As more and more studies continue to confirm the link between healthy levels of Vitamin D3 and a strong immune system, a group of Danish scientists believe they may have pinpointed the exact reasons why this nutrient is so critical to human immunodefence.
The researchers claim their findings could be beneficial in protecting against new global epidemics and infectious diseases and could even aid in the development of new vaccines.
The study found that special cells known as "T-Cells", which are critical to immune defence, are dependent on the presence of Vitamin D in the bloodstream in order to function properly, and lay dormant unaware of the presence of a potential threat when there are insufficient amounts of Vitamin D in the blood.
"When a T cell is exposed to a foreign pathogen, it extends a signaling device or 'antenna' known as a Vitamin D receptor, with which it searches for Vitamin D," said Carsten Geisler of Copenhagen University's Department of International Health, Immunology and Microbiology, the scientist who spearheaded study.
Geisler added that when one is suffering from a Vitamin D3 Deficiency, the T-Cells "won't even begin to mobilize."
Vitamin D3 Deficiency can be countered and prevented by an individual exposing his or her skin to direct sunlight. The nutrient can also be obtained through certain foods such such as egg yolks, cod liver oil, fatty fish and Cholecalciferol (the scientific name for Vitamin D3) supplements.
According to researchers, more than half of the world's population suffers from some degree of Vitamin D Deficiency, and many believe the problem is getting worse, not better.
For more on this study, see the following article, which appeared in Reuters India.
Related: Experts Call for Increased Dose of Vitamin D3
Tags: D3 Deficiency, Vitamin D3
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