PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25488751-5 2015 While we found that radiolabeled peptides based on the native kallidin sequence were ineffective at visualizing B1R-positive tumors, peptidase inhibition with phosphoramidon greatly enhanced B1R visualization in vivo. phosphoramidon 159-173 bradykinin receptor B1 Homo sapiens 191-194