PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34398465-3 2021 In this study, a circulating tumor cell (CTC)-chip based on an evaporation-induced reduced graphene oxide (rGO) coating is presented, which enables a highly specific and non-invasive diagnosis of prostate cancer in the PSA gray zone. rgo 107-110 kallikrein related peptidase 3 Homo sapiens 219-222