Table 1 Performance of the OPU procedure at growth and dominance phases of follicular development
Phase of follicular development | Follicle size | Number of follicles aspirated | Number of oocytes retrieved | Average number of oocytes per animal | Recovery rate |
|---|---|---|---|---|---|
Growth (n = 30) | Large | - | - | ||
Medium | 148 | 88 | 7.7 ± 3.5 | 69.4% | |
Small | 185 | 143 | |||
Dominance (n = 30) | Large | 30 | 7 | ||
Medium | 39 | 20 | 4.9 ± 2.1 | 50.7% | |
Small | 223 | 121 |