Assertion: stem cell's level | /r/HasProperty | introduced into human oocytes
Facets:
value: during nuclear transfer
type: TEMPORAL
value: by mitochondrial carryover
type: CAUSE
Source sentences:
text: Using human mitochondrial replacement stem cell lines, we show that, even though the low levels of heteroplasmy introduced into human oocytes by mitochondrial carryover during nuclear transfer often vanish, they can sometimes instead result in mtDNA genotypic drift and reversion to the original genotype.