the effects of an intrathecally administered a1 adenosine agonist : n6- ( l-2-phenylisopropyl ) -adenosine ( lpia ) or an a2 adenosine agonist : 5'- ( n-ethyl carboxamido ) -adenosine ( neca ) , on this touch-evoked hyperesthesia were examined .
C0001443
adenosine
C0050789
neca