Genome-wide DNA methylation patterns of bovine blastocysts derived from in vivo embryos subjected to in vitro culture before, during or after embryonic genome activation

Table 1 Developmental competence of in vivo developed 2-, 8- and 16-cell stage embryos under in vitro culture condition

Group	Heifers	Total embryo flushed	Blastocyst development
	Heifers	Total embryo flushed	Day 7		Day 8		Day 9
	(n)	(n)	(n)	(%)	(n)	(%)	(n)	(%)
2-cell flush	11	69	15	21.7^a	42	60.9 ^a	57	82.6^a
8-cell flush	6	118	63	53.4^b	93	78.8 ^b	97	82.2^a
16-cell flush	12	45	36	80.0^c	42	93.3 ^c	45	100.0^b

ISSN: 1471-2164