PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21684247-4 2011 Hepatocyte-specific STAT3 knockout mice were resistant to liver tumorigenesis induced by a single DEN injection, whose tumorigenesis was associated with minimal chronic liver inflammation, injury, and fibrosis. Diethylnitrosamine 98-101 signal transducer and activator of transcription 3 Mus musculus 20-25