Assertion: ngf | /r/HasProperty | expressed in the basal limbus
Facets:
value: constitutively
type: MANNER
Source sentences:
text: It is already known that NGF and its receptors TrkA and p75NTR are constitutively expressed in the basal limbus and cornea 18, 22, promote corneal epithelial proliferation and colony formation in vitro 21, 41, and corneal healing in vivo 27-29.