Assertion: embryo's stem cell | /r/HasProperty | taken
Facets:
value: from his umbilical cord
type: LOCATION
value: from human embryos
type: LOCATION
Source sentences:
text: In 1998, the first published research paper on the topic reported that stem cells could be taken from human embryos.
text: Adam's stem cells were taken from his umbilical cord and implanted in his sister.