PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25361177-6 2014 Combined metformin and erlotinib led to partial regression of PTEN-null and EGFR-amplified xenografted MDA-MB-468 BBC tumors with evidence of significant apoptosis, reduction of EGFR and AKT signaling, and lack of altered plasma insulin levels. Metformin 9-18 epidermal growth factor receptor Homo sapiens 76-80 25361177-6 2014 Combined metformin and erlotinib led to partial regression of PTEN-null and EGFR-amplified xenografted MDA-MB-468 BBC tumors with evidence of significant apoptosis, reduction of EGFR and AKT signaling, and lack of altered plasma insulin levels. Metformin 9-18 epidermal growth factor receptor Homo sapiens 178-182