Assertion: stem cell | /r/SimilarTo | totipotent blastomeres
Facets:
value: from 2-cell stage embryos
type: OTHER
Source sentences:
text: Stem cells resembling totipotent blastomeres from 2-cell stage embryos can arise spontaneously in mouse embryonic stem cell cultures and also can be induced to arise more frequently in vitro through down-regulation of the chromatin assembly activity of CAF-1.