PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6833879-4 1983 The activity of cholesterol 7alpha-hydroxylase was also significantly inhibited by 7beta-hydroxycholesterol (38%) and 7-ketocholesterol (35%) at concentrations of 1 micro M, and by 10 micro M 7alpha-hydroxycholesterol (35%), 25alpha-hydroxycholesterol (32%), and 5-cholenic acid-3beta-ol (27%). 7-ketocholesterol 118-135 cytochrome P450 family 7 subfamily A member 1 Rattus norvegicus 16-46