Table 2 Viability of ovine oocytes analysed by Calcein-am/Propidium iodine assay after freezing/thawing within isolated follicles
Group | N of viable oocytes | N of degenerated oocytes | Survival rate (%) |
|---|---|---|---|
Control | 20 | 0 | 100 |
Slow freezing | 19 | 1 | 95 |
Vitrification 1 | 18 | 2 | 90 |
Vitrification 2–1 | 17 | 3 | 85 |
Vitrification 2–2 | 17 | 3 | 85 |
Vitrification 2–3 | 19 | 1 | 95 |