the endocardial atp/tan ratio increased in the group as a whole from 0.51 +/- 0.27 ( mean +/- sd ) to 0.64 +/- 0.26 ( p less than 0.01 ) after bypass grafting , and this was most impressive in those eight patients with lad lesions greater than 90 % ( 0.32 +/- 0.20 before grafting to 0.60 +/- 0.29 after grafting , p less than 0.005 ) .
C0001480
atp
C0001413
tan