Assertion: stem cell's environment | /r/CapableOf | signal to stem cell
Facets:
value: actively
type: MANNER
value: after tissue injury
type: TEMPORAL
Source sentences:
text: Within the human body, stem-cell niches maintain adult stem cells in a quiescent state, but after tissue injury, the surrounding micro-environment actively signals to stem cells to promote either self-renewal or differentiation to form new tissues.