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Table 2 Number of oocytes resuming development in culture and analysed 40–44 h after hCG priming and variable times in culture

From: Comparative maturation of cynomolgus monkey oocytes in vivo and in vitro

  Stage of Oocytes after Culture  
Time of oocyte retrieval post-hCG (time in culture) (h) Number of oocytes (stage at initiation of culture) GV(%) GVBD (%) Anaphase I (%) MII (%)   
0(40–44) 137(GV) 13(9.5) 10(7.3) 1(0.7) 98(71.5) 4(2.3) 3(2.2)
12(28–32) 61(GV) 6(9.8) 2(3.3) 1(1.6) 51(83.6)* - 1(1.6)
24(16–20) 74(GVBD) - 3(4.1) - 70(94.6)** 1(1.3) -
36(4–8) 108(MII)   - - - - -
  1. Fisher's exact test was performed. *P < 0.05; and **P < 0.001 compared with 0 h group