Research Article

Melatonin Protects Goat Spermatogonial Stem Cells against Oxidative Damage during Cryopreservation by Improving Antioxidant Capacity and Inhibiting Mitochondrial Apoptosis Pathway

Figure 4

Effects of different melatonin concentrations on spermatogonial stem cell (SSC) viability during cryopreservation were evaluated by MTT assay. Different superscript letters (A–D) indicate significant differences (). Values are expressed as the ().