From: Comparative maturation of cynomolgus monkey oocytes in vivo and in vitro
Time of oocyte retrieval post-hCG (time in culture) (h) | Number of oocytes | Spindle structure (%) | Chromosome alignment (%) | ||
---|---|---|---|---|---|
 |  | Normal | Abnormal | Normal | Abnormal |
0(40–44) | 89 | 44 (49.4) | 45 (50.6) | 30 (33.7) | 59 (66.3) |
12(28–32) | 44 | 25 (56.8) | 19 (43.2) | 15 (34.1) | 29 (65.9) |
24(16–20) | 58 | 18 (31.0) | 40 (69.0)* | 21 (36.2) | 37 (63.8) |
36(4–8) | 89 | 40 (44.9) | 49 (55.1) | 28 (31.5) | 61 (68.5) |