Assertion: hair follicle's cell | /r/CapableOf | form the hair shaft
Facets:
Source sentences:
text: Vitamin D reduces hair loss by stimulating the hair follicle and the cells that form the hair shaft.
text: The base of a hair's root (the "bulb") contains the cells that produce the hair shaft.
text: At the bulb base, there is a pocket of progenitor cells known as matrix, which divides rapidly and generates terminally differentiated cells forming the inner root sheath and the hair shaft.
text: This causes stimulation of the basal stem cells to up-regulate their cycle, producing cells that will keratinise and form the hair shaft.