PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7867726-4 1995 Upregulation of RET expression was also found in SK-N-BE cells induced to differentiate by 12-O-tetradecanoylphorbol-13-acetate, glial cell-conditioned medium, alpha or gamma interferon, and in SH-SY-5Y cells exposed to nerve growth factor. Tetradecanoylphorbol Acetate 91-127 ret proto-oncogene Homo sapiens 16-19