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. 2017 Mar 22;12(3):e0174387. doi: 10.1371/journal.pone.0174387

Fig 4. Testicular development of males treated with rFsh and rLh in experiment 1.

Fig 4

(A) Representative photomicrographs of histological sections from the cortical and medullar regions of the testis of Group 1 and 4 stained with hematoxylin and eosin after 4 and 9 weeks of treatment. (B) Photomicrographs of histological sections from the testicular sperm duct stained with hematoxylin and eosin from Groups 1 to 4 at 24 h after rLh injection. Scale bars, 20 μm. Sc, Sertoli cell; Lc, Leydig cell; Spg, spermatogonia; Spc, spermatocyte; Spd, spermatid; Spz, spermatozoa; TL, forming tubular lumen.