PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26562330-0 2016 Femtomolar level detection of RASSF1A tumor suppressor gene methylation by electrochemical nano-genosensor based on Fe3O4/TMC/Au nanocomposite and PT-modified electrode. ferryl iron 116-121 Ras association domain family member 1 Homo sapiens 30-37