Fig. 5From: Novel bi-allelic MSH4 variants causes meiotic arrest and non-obstructive azoospermiaExpression of SYCP3 and γH2AX in the testis of NOA-affected patients and a patient with OA as positive control. IHC staining showed the expression of SYCP3 (green) and γH2AX (red) in the testis of the P9359 (A), P9517 (B), P9540 (C), P21504 (D), and a patient with OA (E). The arrow indicates the XY body in the spermatocytes in the testis. Scale bars = 50 μmBack to article page