Source:http://linkedlifedata.com/resource/umls/id/C2936842
CSP: family of natural and synthetic C(28) sterols with hypercalcemic activity, many of which require metabolic or photo-activation; deficiency causes rickets in children and osteomalacia in adults.,PDQ: A family of lipo-soluble steroids important to the absorption, metabolism, and function of calcium and phosphorus and the growth and development of bone and tooth enamel. Found naturally in animal tissues, cholecalciferol (vitamin D3) is formed in the skin when ultraviolet light activates cholesterol conversion into vitamin D3. Ultraviolet irradiation of ergosterol (plant vitamin D) forms ergocalciferol (vitamin D2). Check for "http://www.cancer.gov/Search/ClinicalTrialsLink.aspx?id=467750&idtype=1" active clinical trials or "http://www.cancer.gov/Search/ClinicalTrialsLink.aspx?id=467750&idtype=1&closed=1" closed clinical trials using this agent. ("http://nciterms.nci.nih.gov:80/NCIBrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&code=C941" NCI Thesaurus),NCI: A family of lipo-soluble steroids important to