
Keywords: SSCs; Spermatogonial stem cells; H3K9me3; Histone H3 lysine 9 trimethylation; H3K27me3; Histone H3 lysine 27 trimethylation; ESET; ERG-associated protein with SET domain; KDM3A; Lysine (K)-specific demethylase 3A; ROS; reactive oxygen species; DSB; DNA do