PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17234777-3 2007 We have elucidated the role of constitutive EGFR signaling in malignant progression by stably transfecting colon cancer cells with a human transforming growth factor-alpha cDNA (a ligand for EGFR) under repressible control by tetracycline. Tetracycline 226-238 epidermal growth factor receptor Homo sapiens 44-48 17234777-3 2007 We have elucidated the role of constitutive EGFR signaling in malignant progression by stably transfecting colon cancer cells with a human transforming growth factor-alpha cDNA (a ligand for EGFR) under repressible control by tetracycline. Tetracycline 226-238 epidermal growth factor receptor Homo sapiens 191-195