PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2540072-5 1989 Results of in vitro experiments with cross-incubation of erythrocytes and blood plasma and incubation of whole blood with cuprophan membrane suggest existence of an SOD-1 activator in the uremic blood plasma, which is possibly eliminated during HD. cuprammonium cellulose 122-131 superoxide dismutase 1 Homo sapiens 165-170