adenosine ( 10 ( -7 ) to 3 x 10 ( -4 ) m ) or 2-chloroadenosine ( 10 ( -8 ) to 10 ( -5 ) m ) produced concentration-dependent inhibition of the responses of the rat isolated vas deferens to electrical field stimulation .
C0001443
adenosine
C0000275
2-chloroadenosine