PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1139778-1 1975 A patient with an erythrocyte glutathione reductase activity of 50% of the normal value and an abnormal pyruvate kinase (PK) was given 36 mg riboflavin daily for 6 months. Riboflavin 141-151 glutathione-disulfide reductase Homo sapiens 30-51