PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25707849-3 2015 Previous studies have shown that XIAP and survivin were overexpressed in pancreatic cancer and were closely associated with cell proliferation and chemoresistance to gemcitabine. gemcitabine 166-177 X-linked inhibitor of apoptosis Homo sapiens 33-37