Assertion: choroid's membrane | /r/CapableOf | become fibrous
Facets:
value: focally
type: MANNER
Source sentences:
text: Focally the membrane can become fibrous and it is thought that the transforming growth factor (TGF- ) is responsible for the process of recruiting choroidal fibroblasts, but on the other hand, at the same time, it induces the production of VEGF leading to the formation of new active foci .