in homogenates of ng108-15 cells , adenosine analogues activate adenylate cyclase with the following order of potency : n-ethylcarboxamidoadenosine ( neca ) greater than 2-chloroadenosine greater than n6- ( l-phenylisopropyl ) -adenosine ( pia ) = cyclohexyladenosine = 2-phenylaminoadenosine .
C0050789
n-ethylcarboxamidoadenosine
C0001443
adenosine