Fig. 7From: Radio-protective effect and mechanism of 4-Acetamido-2,2,6,6- tetramethylpiperidin-1-oxyl in HUVEC cellsThe effect of AA-tempol on the activity of the level of MDA (a) and GSH (b) in HUVEC cells *P < 0.05, **P < 0.01 vs. normal groupBack to article page