Evaluation of the immature human oocytes from unstimulated cycles in polycystic ovary syndrome patients using a novel scoring system Shan Liu, M.D., Ph.D., Jing-Jing Jiang, M.Sc., Huai-Liang Feng, Ph.D., Shui-Ying Ma, M.D., Mei Li, M.Sc., Yuan Li, M.D., Ph.D. Fertility and Sterility Volume 93, Issue 7, Pages 2202-2209 (May 2010) DOI: 10.1016/j.fertnstert.2009.01.062 Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 1 Immature MI phase oocytes from grade 4 to grade 0 (magnification 200×). (A) Grade 4; (B) grade 3; (C) grade 2; (D) grade 1; (E) grade 0. Fertility and Sterility 2010 93, 2202-2209DOI: (10.1016/j.fertnstert.2009.01.062) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 2 Immature GV phase oocytes from grade 4 to grade 0 (magnification 200×). (A) Grade 4; (B) grade 3; (C) grade 2; (D) grade 1; (E) grade 0. Fertility and Sterility 2010 93, 2202-2209DOI: (10.1016/j.fertnstert.2009.01.062) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions