PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2868808-2 1986 An increase in the incidence of gamma-glutamyltransferase (GGT)-positive hepatocytes was found in rats fed PB or DDT, while CPIB strikingly decreased the incidence. Phenobarbital 107-109 gamma-glutamyltransferase 1 Rattus norvegicus 32-57