. Author manuscript; available in PMC: 2013 Jul 31.

Published in final edited form as: Nature. 2012 Oct 24;493(7434):627–631. doi: 10.1038/nature11647

Table 2.

Fertilization and embryo development of frozen rhesus oocytes

Exp	Group	N	Survived after ST (%)	Survived after ICSI (%)	Fertilized (%)	Blastocysts (%)
# 1	Fresh oocytes	32	NA	30 (94)	29 (97)	15(52)†
# 1	Vitrified oocytes	26	NA	25 (96)	18 (72)	1(6)‡

# 2	Control Fresh oocytes	34	NA	33 (97)	30 (91)†	17 (57)†
	Fresh Cytoplasts Vit spindles	36	34 (94)	32 (94)	28 (88)†	19 (68)†
	Vit Cytoplasts Fresh spindles	35	35 (100)	34 (97)	17 (50)‡	0‡

Different symbols within columns (dagger and double dagger) indicate significant differences (P<0.05). Data were analyzed using ANOVA.

NA: not applicable