#उतना_ही_लें_थाली_में_व्यर्थ_न_जाये_नाली_में
#उतना_ही_लें_थाली_में_व्यर्थ_न_जाये_नाली_में
#AIRBTDELHI
9717466468
9250663812
9818313239
#AIRBTDELHI
9717466468
9250663812
9818313239
Science News Date: December 20, 2016 Source: Georgetown University Medical Center Summary: Sunlight, through a mechanism separate than vitamin D production, energizes T cells that play a central role in human immunity, researchers have found. The findings suggest how the skin, the body’s largest organ, stays alert to the many microbes that can nest there. Read full story: Sunlight offers surprise benefit: It energizes infection fighting T cells
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