Table 1 Number of CpG islands showing hypermethylation in 2-cell, 8-cell and blastocyst stage cloned and IVF embryos.

From: Global DNA methylation profiles of buffalo (Bubalus bubalis) preimplantation embryos produced by handmade cloning and in vitro fertilization

Group

Methylation

Number of CpG islands

% of total CpGs islands

Cloned 2-cell

Hypermethylation

8290

2.23

Cloned 8-cell

Hypermethylation

32,715

18.91

Cloned blastocyst

Hypermethylation

11,163

2.58

IVF 2-cell

Hypermethylation

5895

2.1

IVF 8-cell

Hypermethylation

25,745

24.71

IVF blastocyst

Hypermethylation

9725

3.44

2CC-vs-2CI

Hypermethylation

8290

2.23

8CC-vs-8CI

Hypermethylation

32,715

18.91

CBL-vs-BLI

Hypermethylation

11,163

2.58