Endocrine Abstracts

Antiproliferative actions of 1,25(OH)2D3 (1,25D), the active form of Vitamin D, are reported in various types of cancer, whereas little is known about the underlying molecular mechanism. Interestingly, in non thyroid-cancer cells, stimulation with 1,25D has been shown to affect cell proliferation in a Sirtuin 1 (Sirt1) dependent manner. Sirtuin histon deacetylases are key factors in cell metabolism recently found to be overexpressed in different carcinoma...