Table 2.

Levels of mtDNA carry-over in individual embryos following NT

Oocyte/embryo ID (n = 7)	MtDNA carry-over	Coverage (reads)
PGT-M from the ST-generated blastocyst TE cells-1	3.2%	8126
PGT-M from the ST-generated blastocyst TE cells-2	2.9%	8126
Arrested embryo (sixteen-cells) after ST	1.8%	8131
Arrested embryo (eight-cell) after ST	2.2%	8130
Arrested embryo (five-cell) after ST	3.2%	8045
Arrested embryo (eight-cell) after ST	4.2%	8102
Morula arrest after ePNT	3.1%	8020

mtDNA mitochondrial DNA, PGT-M preimplantation genetic testing for monogenic disorders, ST spindle transfer, ePNT early pronuclear transfer, TE trophectoderm