all three agents , as well as the bee venom peptide apamin , reduced both the resting efflux of 86rb and the increase in efflux caused by the application of either bradykinin ( 1 microm ) or an alpha 1-adrenoceptor agonist , amidephrine ( 20 microm ) , to depolarized strips of guinea-pig taenia caeci .
C0004920
bee
C0003521
apamin