papilla

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Related to dermal papilla: rete ridges

papilla

1. the small projection of tissue at the base of a hair, tooth, or feather
2. any other similar protuberance
3. any minute blunt hair or process occurring in plants

papilla

[pə′pil·ə]
(biology)
A small, nipplelike eminence.
References in periodicals archive ?
Identification and localization of insulin-like growth factor-binding protein (IGFBP) messenger RNAs in human hair follicle dermal papilla.
Millions of new dermal papilla are then grown in a lab before (and the squeamish should look away now) they are injected back into the head.
The dermal papilla is a highly active group of cells, and it is derived from the dermis mesenchyme, located at the base of the hair follicle.
Exogenous VEGF stimulates VEGFR-2mediated proliferation through phosphorylation of ERK in human outer root sheath cells and human hair follicle dermal papilla cells (Li et al.
Dermal papilla (the base of the hair follicle) is the source of adult stem cells.
We also need to establish the role of the host epidermal cells that the dermal papilla cells interact with, to make the new structures.
However, the experiments never succeeded as the dermal papilla cells always produced skin cells instead of hair follicles.
The breakthrough was made by a team of researchers from Columbia University in New York and Durham University in Britain when they used 3D culture conditions rather than 2D cultures to restore the hair-inducing properties of human dermal papilla cells when inserted into human foreskin.
Dermal papilla koyu, yuvarlak-oval merkezinde vaskuler yapilarin bulundugu, parlak bazal hucrelerden olusmus halka ile cevrelenmis homojen alanlar seklinde karsimiza cikar (Resim 3e).
The newly patented Saberry+Cococin synergistic formulation protects dermal papilla cells from stress signals.