Table 2.

Histopathological and immunohistochemical findings in groups

Variables	Group 1	Group 2	Group 3	Group 4
Absent of germ cells	–	++	+	+
Degenerated testis tubules	–	++	+	+
Germinal cells separation	–	++	+	–
Vacuolation germ cells	–	++	+	+
Disorganized germ cells	–	++	+	+
Cas-3	–	++	+	–
Cas-8	–	++	+	+
Cas-9	–	++	+	+
TUNEL	–	++	++	+

(-): No lesion, (+): Mild lesions, (++): Moderate lesions, (+++): Severe lesions. *The intensity of staining was scored as – (<1% positive), + (1–25% positive), ++ (>25–75% positive), +++ (>75% positive) according to the percentage of positive staining cells.