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Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.

Treatments for melanin disorders exist, but more effective options needed.

Keratinocytes control how melanocytes work.

Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.

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.

EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.

Gene therapy shows promise for enhancing physical traits but faces ethical, safety, and regulatory challenges.

Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.

Men with less sun-sensitive skin have lower PSA levels, while men with more sun-sensitive skin have higher PSA levels.

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.

Hair color is determined by melanin produced and transferred in hair follicles.

Reducing Tyrosinase prevents mature color pigment cells from forming in mouse hair.

The gene Endothelin 3 makes mice's fur darker by increasing pigment cells and pigment levels.

Inward rectifier potassium channels are important in many body functions and diseases, and could be potential drug targets.

Melanin may help melanoma cells grow by aiding their metabolism.

Plant extracts may help prevent or reverse hair graying.

Androgens are important for female fertility and could help in IVF treatment, but also play a role in causing PCOS.

Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.

Melanoma's complexity requires personalized treatments due to key genetic mutations and tumor-initiating cells.

Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.

Dermal papilla cells can help regrow hair and are promising for hair loss treatments.

Neuroactive steroids could become safe, effective treatments with more understanding of their complex brain actions and metabolism.

Specific genes influence hair and cashmere growth in Laiwu black goats.

Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.

Chinese domestic goats have unique genetic traits due to domestication and geographic isolation.

Researchers found 15 new genetic links to skin traits in Japanese women.

Retinoic acid-binding proteins in skin are regulated by β-catenin and Notch signalling.

Genetic analysis of rabbits identified key genes for traits like coat color, body size, and fertility.

The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.

Harlequin mutant mice have hair loss due to low AIF protein levels and retroviral element activity.