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Differences of animal oocyte and embryo cryopreservation resistance among species, developmental stages, and origin.
| More resistance | Less resistance | |
|---|---|---|
| Species | Bovine, ovine | Porcine, equine |
| Developmental Stages | Morula, YBL, and BL | Hatched BL and oocytes |
| Origin | In vivo derived embryos | In vitro produced embryos, micromanipulated embryos |
YBL: young blastocyst; BL: blastocyst. Adapted from Pereira and Marques, 2008 [3].
