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Epidermal stem cells are diverse and vary in activity, playing key roles in skin maintenance and repair.

Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.

The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.

The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.

Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.

The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.

The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.

The sebaceous gland has more roles than just producing sebum and contributing to acne, and new research could lead to better skin disease treatments.

A WNT10A gene mutation leads to ectodermal dysplasia by disrupting cell growth and differentiation.

The skin protects the body and is constantly renewed by stem cells; disruptions can lead to cancer.

Skin development in mammals is controlled by key proteins and signals from underlying cells, involving stem cells for maintenance and repair.

Muscles and nerves that cause goosebumps also help control hair growth.

The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.

Keratin proteins are crucial for healthy skin, but mutations can cause skin disorders with no effective treatments yet.

Tiny needles with valproic acid can effectively regrow hair.

Overexpressing the mineralocorticoid receptor in mouse skin causes skin thinning, early skin barrier development, eye issues, and hair loss.

Melanocyte development from neural crest cells is complex and influenced by many factors, and better understanding could help treat skin disorders.

Skin fat has important roles in hair growth, skin repair, immune defense, and aging, and could be targeted for skin and hair treatments.

Hair follicle stem cells are a promising source for tissue repair and treating skin or hair diseases.

Epidermal stem cells could lead to new treatments for skin and hair disorders.

Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.

EdnrB signaling helps melanocyte stem cells regenerate and could be targeted to treat pigmentation issues.

Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.

Older skin has higher cancer risk due to inflammation and stem cell issues.

Scarring alopecia affects different hair follicle stem cells than nonscarring alopecia, and the infundibular region could be a new treatment target.

miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.

Brg1 is crucial for hair growth and skin repair by maintaining stem cells and promoting regeneration.

Prolactin may play a significant role in skin and hair health and could be a target for treating skin and hair disorders.

Androgen receptor activity blocks Wnt/β-catenin signaling, affecting hair growth and skin cell balance.

Researchers found a new way to create hair-growing structures in the lab that can grow hair when put into mice.