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Oct-4 and acetylated H4K5 (H4K5ac) profiles in different cell lineages at different embryo stages.
| CM | EB | EXPB | HB | |||||
|---|---|---|---|---|---|---|---|---|
| Inside | Outside | ICM | TE | ICM | TE | ICM | TE | |
| Oct-4 | Similar | Similar | High | Low | Low | Low | High | Low |
| H4K5ac | Similar | Similar | Low | High | Low | High | High | Low |
CM = compact morulae; EB = early blastocyst; EXPB = expanded blastocyst; HB = hatching blastocyst; ICM = inner cell mass; TE = trophectoderm.
