Fig. 9

Comparative analysis of the ultrastructure of rat testicular tissues under Control, Model, and ZGW conditions.In the Control group, spermatocytes at various stages and cellular organelles appear normal, with a large number of sperm.In the Model group, the damage is severe, with swelling of cells and mitochondria, decreased sperm quantity, and the absence of mature sperm.In the ZGW group, the number of sperm and mitochondria is reduced compared to the normal condition.