Dymides. Microscopic analysis revealed the very first testicular lesions as early as three DPI. Degenerating germ cells from numerous stages of spermatogenesis were discovered inside the lumina of some seminiferous tubules (Figure 5a). Disorganization of the germinal epithelium (Figure 5b), epithelial sloughing and arrest of spermatogenesis (Figure 5a) occurred within a handful of tubules. By …
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