the relative potencies of isoprenaline , adrenaline , and noradrenaline for inhibition of ( +/- ) - [ 125i ] iodocyanopindolol binding and activation of adenylate cyclase were 1:10:10 , indicating a population composed mainly of beta 1-adrenoceptors .
C0014563
adrenaline
C0028351
noradrenaline