bladder contractions were inhibited by equipotent intracerebroventricular ( icv ) doses of the selective mu-agonist dago [ d-ala2 , mephe4 , gly- ( ol ) 5 ] enkephalin and the delta-agonist dpdpe [ d-pen2 , d-pen5 ] enkephalin .
C0525773
dago
C0014298
enkephalin