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. 2016 Jun 20;9(6):616–625. doi: 10.14202/vetworld.2016.616-625

Figure-9.

Figure-9

Testis of Nile tilapia, Oreochromis niloticus, in Group 3 showing marked improvement in the spermatogenesis activity with presence of huge number of spermatozoa in the seminiferous tubules after 10 days from stopping fish exposure to nonylphenol, H and E, Bar: 200 µm.