the effects of a gtp analogue , guanyl-5'-yl imidodiphosphate , gpp ( nh ) p on the inhibition of [ 3h ] 3-quinuclidinyl benzilate ( qnb ) binding by some partial agonists were studied with a microsomal fraction of longitudinal muscle of guinea-pig ileum and compared with the intrinsic activity of the partial agonists which was estimated in the longitudinal muscle of guinea-pig ileum .
C0018353
gtp
C0018366
gpp ( nh ) p