the mode of actions of the purines , adenosine , adenosine-5'-triphosphate ( atp ) , guanosine and guanosine-5'-triphosphate ( gtp ) , and the pyrimidines , cytidine , cytidine-5'-triphosphate ( ctp ) , thymidine , thymidine-5'-triphosphate ( ttp ) , uridine and uridine-5'-triphosphate ( utp ) was investigated in the isolated hindlimb preparation of the rat .
C0001443
adenosine
C0001480
adenosine-5