sera were screened for the presence of antibody with three radioactive antigens , mono-125i-labeled derivatives of [ tyr1 , des-arg ] -kallidin , [ tyr , des-arg ] -bradykinin , and [ tyr , des-arg ] -bradykinin that were prepared by treating mono-125i-labeled [ tyr ] -kallidin , [ tyr ] -bradykinin , and [ tyr ] -bradykinin with carboxypeptidase b .
C0022474
kallidin
C0006100
bradykinin