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Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.

Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.

The document concludes with guidance for doctors on diagnosing and treating hirsutism effectively and safely.

The protein StAR is found in 17 different organs and can affect hair loss and brain functions, but its full role is not yet fully understood.

Keratin peptides can change hair shape gently without harsh chemicals.

Androgens prevent hair growth by changing Wnt signals in cells.

Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.

The document concludes that more research is needed to understand excessive hair growth in women with normal hormone levels and regular ovulation.

Disrupting Acvr1b in mice causes severe hair loss and thicker skin.

Minoxidil works in liver and outer hair root sheath for hair growth.

Using sharp tools and the right techniques in hair transplant surgery leads to less damage to hair follicles.

Scientists found cells in hair that are key for growth and color.

Genetic mutations can cause hair growth disorders by affecting key genes and signaling pathways.

The origins of many adult skin stem cells are still mostly unknown.

Autophagy is important for human hair growth and health.

Damaging mitochondrial DNA in mice speeds up aging due to increased reactive oxygen species, not through the p53/p21 pathway.

Different ethnicities and treatments affect human hair strength and structure.

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

Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.

Shorter daylight increases hair growth in Cashmere goats.

Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.

Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.

Scalp cooling can help prevent chemotherapy-induced hair loss with a 50-90% success rate and is safe for patients.

Minoxidil stimulates hair growth by increasing hair thickness and prolonging growth phase.

Ultrasonography in dermatology improves diagnosis and treatment of skin conditions.

Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.

5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.

Skin and hair can help us understand organ regeneration, especially how certain stem cells might be used to form new organs.

The protein SLC1A3 is important for activating skin stem cells and is necessary for normal hair and skin growth in mice.

5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.