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Infection - sunlight proved to help fight infection
Fighting infections with vitamin D.Two related pathways within the skin and circulating monocytes-macrophages are highlighted. Sunlight converts 7-dehydrocholesterol (7-DHC) in the skin to vitamin D3, which is converted successively to 25-hydroxy-D3 (25-D3) and then to 1,25-dihydroxy-D3 (1,25-D3) within keratinocytes. Sunlight also induces expression of the vitamin D receptor (VDR). 1,25-D3...More