Figure 8. DNA integrity of grafted testis tissues in the epididymal fat region. TUNEL assays of control and experimental groups. A-C: Fresh non-grafted neonate testis tissue, D-F: Fresh grafted neonate testis tissue, G-I: Frozen-thawed non-grafted neonate testis tissue, and J-L: Frozen-thawed grafted neonate testis tissue. Nuclei were stained with DAPI.