Fig. 4From: Effects of vitamin D3 on the level of heat shock protein 70 and oxidative stress in human sperm: a pilot studyEffects of Vit.D3 on MDA in normal (N) and asthenozoosperm (A) samples. The values are expressed as means of MDA concentration. *Significant difference as compared to the control group [CI = 0.0024–0.0336]Back to article page