A mesodermal signaling center of the hair follicle consisting of closely packed specialized mesenchymal fibroblasts. Framed by the enlarged bulb matrix in anagen. [ https://doi.org/10.1016/j.cub.2008.12.005 ]
- UMLS:C0221931 (ncithesaurus:Dermal_Papilla)
A mesodermal signaling center of the hair follicle consisting of closely packed specialized mesenchymal fibroblasts. Framed by the enlarged bulb matrix in anagen.
consider adding grouping class for TAO:0001995 ! papilla
ncit has 'hair papilla' as part of hypodermis
Blood vessels in the dermal papillae nourish all hair follicles and bring nutrients and oxygen to the lower layers of epidermal cells.
dermal papilla cell
papilla of corium
hair follicle dermal papilla
In humans, at the surface of the skin in hands and feet, they appear as epidermal or papillary ridges (colloquially known as fingerprints)