PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7771570-5 1995 A bolus and a constant infusion of 125I-labeled recombinant human EPO (125I-rhEPO) were administered to chronically instrumented conscious pregnant and virgin rats. Iodine-125 35-39 erythropoietin Homo sapiens 66-69