Fig. 4From: Effects of N-acetyl-cysteine supplementation on sperm quality, chromatin integrity and level of oxidative stress in infertile menComparison of Total Antioxidant Capacity (TAC) in seminal plasma before and after treatment with NAC (N = 50). Mean of TAC significantly increased after treatment with NAC compared to before treatment. Statistical analysis was performed by the paired t-test. NAC; N-acetyl-L-cysteine. * P < 0.05Back to article page