the effects of adenosine and adenosine analogues ( l-n6-phenylisopropyladenosine ( l-pia ) , d-n6-phenylisopropyladenosine ( d-pia ) , n6-cyclohexyladenosine ( cha ) , n6-methyladenosine , 5'-n-ethylcarboxamide adenosine ( neca ) and 2-chloroadenosine ) on evoked endplate potentials ( e.p.ps ) and on twitch tension were investigated in innervated sartorius muscles of the frog .
C0001443
adenosine
C0000275
2-chloroadenosine