title: Application of mass spectrometry to sequence analysis of pyroglutamyl peptides from snake venoms: contribution to the confirmation of the amino acid sequence of bradykinin-potentiating peptides B, C and E isolated from the venom of Agkistrodon halys blomhoffii.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D001920:Bradykinin; D004357:Drug Synergism; D013058:Mass Spectrometry; D010455:Peptides / Q000302:isolation & purification* / Q000494:pharmacology; D012911:Snakes; D014688:Venoms / Q000032:analysis*
chemical_list: D010455:Peptides; D014688:Venoms; D001920:Bradykinin