Uberon definition : Thickening of the proximal end of the hair follicle. Contains rapidly proliferating,
rather undifferentiated matrix cells (transient amplifying cells), melanocytes and
outer root sheath cells.;
Thickening of the proximal end of the hair follicle. Contains rapidly proliferating,
rather undifferentiated matrix cells (transient amplifying cells), melanocytes and
outer root sheath cells.