After thawing, 26 of the 33 embryos (most of which were composed of between two and ten cells) deeloped to blastocyst stage in which the blastocoele is formed.

• 解冻后，33枚胚胎中有26枚(大多数胚胎含有2到10个细胞)发育到囊胚阶段，此时囊胚腔已经形成。