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. 2015 Sep 28;15:129. doi: 10.1186/s12871-015-0112-y

Fig. 4.

Fig. 4

Oxidative stress. Levels of the oxidative stress marker malondialdehyde (MDA) were increased in the PP and PP-ABH groups compared to the control group, and were higher in the PP group than in the PP-ABH group. *P <0.05, ***P <0.001