Figure 4.

Histological sections of the ovaries on the 10th day of experiment. (a), (b) After saline administration: Ovarian follicle atresia (A) was occurred by productive type and characterized by deformed contour (1) and formation of multilayer capsule from granulosa cells (2), which were compressed, separated, and were less adjacent to oocyte (O). The layers of granulosa cells. (c), (d) After cMSC administration: The number of atretic follicles and severity of productive processes in them decreased compare to the control and the full-blooded capillaries (3), and hemorrhages (4) were determined in the stroma. Hematoxylin and eosin staining.