Table I.
In Vitro Development of Bovine Follicular Oocytes Under Different Types of Oil Overlaying
| No. (%) of embryos developed tob | |||||
|---|---|---|---|---|---|
| Oila | Day 2 ≥2 cell | Day 4 ≥8 cell | Day 6 ≥morula | Day 8 ≥blastocyst | |
| No. of oocytes inseminated | |||||
| Washed light mineral oil | 250 | 180 (72.0) | 104 (57.8) | 55 (30.6)a | 39 (21.7)a |
| Sterile filtered light paraffin oil | 256 | 192 (75.0) | 112 (58.3) | 86 (44.8)b | 63 (32.8)b |
aWMO; used after washing with 0.9% saline, Sigma M8410; SPO; ready-to use, Vitrolife Ovoil™-100.
bMeans in the column without common letters are significantly different (p < 0.05).