1. Follicular development, ovulation, and corpus luteum formation in cryopreserved human ovarian tissue after xenotransplantation 
S.Samuel Kim, M.D., Michael R Soules, M.D., David E Battaglia, Ph.D. 
Fertility and Sterility 
Volume 78, Issue 1, Pages (July 2002)
DOI: /S (02)

2. FIGURE 1
Secondary follicles in ovarian graft from 28-year-old woman showing the healthy structures of nucleus and actively proliferating granulosa cells. The arrow indicates the mitotic figure in the granulosa cells (original magnification, × 400).
Kim. Xenotransplantation of human ovarian tissue. Fertil Steril 2002.
Fertility and Sterility  , 77-82DOI: ( /S (02) )

3. FIGURE 2
A corpus luteum cyst in xenografted ovarian tissue from 19-year-old woman with leukemia. Well-characterized luteinizing granulosa cells (GR) and a cavity (C) can be easily identified (original magnification, × 400).
Kim. Xenotransplantation of human ovarian tissue. Fertil Steril 2002.
Fertility and Sterility  , 77-82DOI: ( /S (02) )