PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 19588844-7 2009 The ratios of heptachlorinated biphenyls (heptaCBs) to the total concentrations of 64 PCB congeners in the blood of Yusho patients and Yusho-suspected persons from 2004 to 2007 tended to be slightly higher than those in the normal controls. heptacbs 42-50 pyruvate carboxylase Homo sapiens 86-89