propranolol and bevantolol ( beta adrenergic antagonists ) produced a significant ( p < 0.05 ) reduction ( approximately 50 % decrease ) in infarct size , measured at 8 h following induction of ischemia , while n-dimemthyl propranolol ( no beta antagonist activity ) produced no effect .
C0021308
infarct
C0022116
ischemia