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Calcium signals and SHH guide the direction of feather growth in chicken skin.

Hair follicles form hard α-keratin filaments in four steps, showing structural differences.

TGF-β and FGF pathways are crucial for skin development and regeneration.

The edge out punch is a tool that lowers the chance of damaging hair follicles during hair transplant surgery.

External factors can cause skin cancer cells that usually don't spread to grow and form tumors in mice.

Feather growth and regeneration involve complex patterns, stem cells, and evolutionary insights.

Activating Sonic Hedgehog signaling in cancer stroma may help treat basal cell carcinoma.

Motorized FUE with blunt punches improved hair restoration by reducing damage during graft harvesting.

Folliculin deficiency causes problems with cell division and positioning due to disrupted RhoA signaling and interaction with p0071.

A rare case showed basal cell carcinoma and leiomyosarcoma coexisting, needing careful diagnosis and treatment.

A 15-year-old boy had a rare skin growth on his buttock.

Trichofolliculoma was found in a person with amniotic band syndrome for the first time.

Dermal papilla cells can help form hair follicles and produce hair.

Basal cell carcinomas in mice can start from hair follicle stem cells and other skin cell types, depending on signaling levels.

Key signals for hair follicle formation were identified.

Mouse touch-sensitive nerve cells adjust their connections based on competition with other similar cells.

Genetic mutation and carcinogen treatment are both needed for skin cancer to develop in these specific mice.

New punch designs for hair transplants have expanded options for surgeons.

The conclusion is that hair transplant surgery should use microscopically dissected natural hair groupings and some new terms were suggested for clarity.

Researchers successfully isolated and identified key stem cells in human hair follicles, which could help develop new skin and hair treatments.

The boy likely has a fungal infection causing hair loss.

Canine hair follicles have stem cells similar to human hair follicles, useful for studying hair disorders.

FGF-1 causes spiral ganglion neurites to branch more.

Hair growth and development are controlled by complex signaling pathways.

Skin spheroids with both outer and inner layers are key for regrowing skin patterns and hair.

Newborns can experience temporary hair loss in bands, unrelated to sleeping position.

Basal cell carcinomas need extra mutations to grow from small to large tumors.

Basement membrane changes are crucial for hair follicle development.

Melanocyte precursors in human fetal skin follow a specific migration pattern and some remain in the skin's deeper layers.