22 October 2020>: Clinical Research
Embryological Characteristics and Clinical Outcomes of Oocytes with Heterogeneous Zona Pellucida During Assisted Reproduction Treatment: A Retrospective Study
Chengshuang Pan BCEF , Huan Zhang ADF*DOI: 10.12659/MSM.924316
Med Sci Monit 2020; 26:e924316
Figure 1 Human mature oocytes. (A) Oocyte with heterogeneous zona pellucida. The perivitelline space is extremely reduced or absent. (B) Oocyte with normal zona pellucida. Scale bar – 100 μm. ZP – zona pellucida; PB – polar bodies; PVS – perivitelline space.