PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23695170-6 2013 The inhibition of EGFR phosphorylation and of downstream signaling by adding gefitinib to metformin treatment abrogated this phenomenon and induced a strong apoptotic effect in vitro and in vivo. Metformin 90-99 epidermal growth factor receptor Homo sapiens 18-22