Page 132 - ESHRE2019
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Other revelant aspect of compaction
• Self‐correction?
• Embryo biopsy for PGT‐A testing
Early clavage times
• t2 = 29.4 h
• t3 = 32.7 h
• t3‐t2=3.3h(<5h)
Morula stage
• Initial full compaction
• Subsequent extrusion and
degeneration of at least two cells
PGT‐A
• Biopsied TE cells were
euploid
Opportunities for correction on the way to blastocyst stage
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