DNA methylation and gene expression changes in mouse pre- and post-implantation embryos generated by intracytoplasmic sperm injection with artificial oocyte activation

Table 1 Effects of AOA treatment on the development of ICSI-derived embryos in vitro

Group	No. of surviving oocytes	No. of fertilization oocytes (%)	No. of blastocyst stage oocytes(%)
A, ICSI group	77	65(84.4)^a	27(41.5) ^a
B, ICSI-AOA group	71	59(83.1) ^a	24(40.7) ^a
C, dICSI group	65	20(30.8) ^b	2(10) ^b
D, dICSI-AOA group	72	57(79.2) ^a	21(36.8) ^a
No injection + AOA	18	0	0

ISSN: 1477-7827