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

From: 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

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