PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11710930-7 2001 The ultraviolet-B-triggered conversion of 7-dehydrocholesterol to calcitriol was strongly inhibited by ketoconazole indicating the involvement of P450 mixed function oxidases. 7-dehydrocholesterol 42-62 cytochrome P450 family 2 subfamily B member 6 Homo sapiens 146-150