PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27403535-5 2016 Reduced erythropoietic iron utilization was characterized by down-regulation of the transferrin receptor 1 (TfR1) on reticulocytes and modest increased iron storage in the spleen. Iron 23-27 transferrin receptor Rattus norvegicus 84-106 27403535-5 2016 Reduced erythropoietic iron utilization was characterized by down-regulation of the transferrin receptor 1 (TfR1) on reticulocytes and modest increased iron storage in the spleen. Iron 23-27 transferrin receptor Rattus norvegicus 108-112