1. Morphologically abnormal oocytes not capable of fertilization despite repeated strategies 
Xiuye Xing, M.D., Ph.D., Han Zhao, M.D., Ph.D., Mei Li, M.Sc., Mei Sun, M.D., Ph.D., Yuan Li, M.D., Ph.D., Zi-Jiang Chen, M.D., Ph.D. 
Fertility and Sterility 
Volume 95, Issue 7, Pages 2435.e e7 (June 2011)
DOI: /j.fertnstert
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
The oocyte retrieved from the patient had morphological abnormalities such as small PVS, cytoplasm cavities, vacuole and three polar bodies (PB).
Fertility and Sterility  , 2435.e e7DOI: ( /j.fertnstert )
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions