Treatment | Total Oocyte n | Maturation MII (%) | Meiotic stages (%) |
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 |  |  | GV | MI | GVB |
---|
Control (DO-GC) | 100 | 46 (46 ± 4)a | 49 (49 ± 1.8)a | 5 (5 ± 0.3)a | 51 (51 ± 1.2)a |
Vitrification | 121 | 65 (54 ± 1.2)a | 44 (36 ± 4.3)b | 12 (10 ± 0.6)a | 77 (64 ± 3.2)b |
- Percentage data are presented as mean ± SD values
- DO-GC Denuded oocytes cultured with granulosa cells, GV Germinal vesicle, MI Metaphase I, MII Metaphase II, GVB Germinal vesicle breakdown (MI + MII), n number of oocytes examined
- a,bValues in the same column with different letters are significantly different (P < 0.05)