PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15536507-3 2004 A linear uptake rate was found for DDTs and for 4-Cl- and 5-Cl-substituted PCB congeners in all sampling sites. 4-cl 48-52 pyruvate carboxylase Homo sapiens 75-78