PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32980111-0 2020 A self-enhanced ECL-RET immunosensor for the detection of CA19-9 antigen based on Ru(bpy)2(phen-NH2)2+ - Amine-rich nitrogen-doped carbon nanodots as probe and graphene oxide grafted hyperbranched aromatic polyamide as platform. graphene oxide 160-174 ret proto-oncogene Homo sapiens 20-23