PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29085821-7 2017 Additionally, metformin increased the expression levels of p53, Bax, Bad while it reduced expression levels of Akt, Bcl-2, and Mdm2. Metformin 14-23 tumor protein p53 Homo sapiens 59-62