Fig. 4
From: Atmospheric pressure plasma treatment increases the antioxidant capacity of the serum in vitro

Effects of APP treatment on GSSG (a), GSH (b) levels and GSH/GSSG ratio (c). Results are represented by mean ± SD. *P < 0.05 versus control group (n = 3). APP: atmospheric pressure plasma; GSSG: Glutathione disulfide. GSH: Glutathione.