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An 81-year-old man's white hair began to regain its original color while he was treated with lenalidomide, suggesting that graying hair might be reversible.

Alopecia areata involves immune response and gene changes affecting hair loss.

Adipose-derived stem cells show promise in treating skin conditions like vitiligo, alopecia, and nonhealing wounds.

Melanoblasts migrate to the skin using various pathways, and understanding this process could help with skin disease research.

The conclusion is that skin and hair patterns are formed by a mix of cell activities, molecular signals, and environmental factors.

A special environment is needed to fully activate sleeping stem cells.

Some alternative vitiligo treatments show promise, but none are as effective as psoralens and UVA.

Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.

Ionizing radiation causes irreversible skin damage, with single doses leading to acute injury and hair graying, and fractional doses causing more severe long-term tissue damage.

Scalp cooling to prevent hair loss from chemotherapy works for some but not all, and studying hair damage markers could improve prevention and treatment.

Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.

HO-1 helps skin health and healing but can worsen melanoma; it's a potential treatment target for skin diseases.

An 82-year-old man's white hair regained color after taking etretinate for psoriasis.

Low oxygen levels improve the function of hair and skin cells when they are in direct contact.

RT1640 treatment reverses gray hair and promotes hair growth in mice.

The document concludes that the immune-inhibitory environment of the hair follicle may prevent melanoma development.

Stress turns hair white by depleting color-giving cells in hair follicles through a specific neurotransmitter related to the body's stress response.

Beige and leaden pigment genes act within melanocytes, affecting pigment patterns.

Estrogen is important for keeping adult mouse nipple skin healthy by controlling certain cell signals.

Hair follicle stem cells could be used to treat the skin condition vitiligo.

Dermal papilla cells are key for hair growth and color, influencing hair type and size, and their interaction with stem cells could help treat hair loss and color disorders.

Certain cells around hair follicles help improve skin regeneration for potential use in skin grafts.

Segmental Vitiligo is a stable, early-onset form of vitiligo that responds well to early treatment and is ideal for repigmentation studies.

The study found that giant pandas have more melanin in black hair follicles than white, with gene expression differences that could affect hair color and skin health.

PRC1 is essential for proper skin development and stem cell formation by controlling gene activity.

The document concludes that identifying the specific cells where skin cancers begin is important for creating better prevention, detection, and treatment methods.

Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.

Different light affects cell functions and can help treat skin conditions.

Skin healing from blisters can delay hair growth as stem cells focus on repairing skin over developing hair.

Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.