PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9773499-7 1998 The latter activity as well as the hepatic testosterone 6 beta-hydroxylation and hepatic and testicular androstenedione formation may significantly contribute to the decrease in testosterone levels after the PCB intake. Testosterone 43-55 pyruvate carboxylase Bos taurus 208-211 9773499-7 1998 The latter activity as well as the hepatic testosterone 6 beta-hydroxylation and hepatic and testicular androstenedione formation may significantly contribute to the decrease in testosterone levels after the PCB intake. Testosterone 178-190 pyruvate carboxylase Bos taurus 208-211