Figure 4.
(a–i): Photomicrographs of epididymal sections of male albino rats (X 200 = 100 μm). (a–c): Rat epididymal sections stained with H&E. (d–f): Rat epididymal sections stained with Masson’s trichrome stain. (g–i): Rat epididymal sections stained with PAS reaction. Epididymal ducts (L), Normal distribution of collagenous fibers (arrows), Marked increase in the amount of collagenous fibers (arrow head), H&E: haematoxylin and eosin; PAS: Periodic acid–Schiff; SOV: Sofosbuvir; Ri: Ribavirin.
