PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22313860-5 2012 Embedded in this study was peripheral blood sampling for TMPRSS2-ERG and SPINK1, two genes that are believed to define prostate cancer genotypes, to assess their utility as biomarkers This study suggests that at the delivered doses, cytarabine has limited efficacy and significant myelotoxicity suggesting, it does not have a role in the treatment of docetaxel-refractory CRPC. Cytarabine 233-243 transmembrane serine protease 2 Homo sapiens 57-64