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Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

Researchers identified genes linked to coat color, body size, cashmere production, and high altitude adaptation in goats.

The conclusion is that a new biopsy technique and humidity chamber help study skin mites better and suggest mite overpopulation may cause skin diseases.

Sinapic acid may help hair growth by activating a specific cell pathway.

Finasteride causes lasting fertility decrease in rats.

Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

K6hf is a unique protein found only in a specific layer of hair follicles.

Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.

Skin fat helps with body temperature control and has other active roles in health.

Wool follicles are complex, involving interactions between different cell types and structures.

Cancer can hijack the body's cell repair system to promote tumor growth, and targeting this process may improve cancer treatments.

Melatonin may reduce skin damage caused by X-rays in rats.

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.

Human skin produces sex hormones like estrogen and testosterone, influenced by ARO and StAR, which may affect skin elasticity and hair growth.

White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.

Long-term use of a certain medication can worsen erectile function in aged rats by damaging penile muscle cells.

Merkel cells may have roles in sensing magnetic fields, creating fingerprints, Reiki energy healing, passing on environmental information to offspring, and influencing hair shape.

Finasteride may negatively affect male fertility.

CAH is a genetic disorder affecting cortisol production and causing hormonal imbalances, with treatment and diagnosis varying by form and symptoms.

Biotin supplements improved skin and hair problems in a girl with biotinidase deficiency.

Finasteride changes antioxidant enzyme expression, possibly affecting sperm protection in rats.

LED light therapy is effective for skin and hair treatments but requires careful use to minimize risks.

Dynamic, light touch is sensed through a common mechanism involving Piezo2 channels in sensory axons.

Glioblastoma cells can make androgens, which might help the tumor grow.

Researchers found 617 genes that behave differently in cashmere goat hair follicles, which could help understand hair growth.

Scalp cooling prevented hair loss in half of the patients, despite significant side effects.

The document concludes that sex hormones are crucial for mammalian reproduction, health, and behavior, and require more research for therapeutic use.

Keratin 18 helps diagnose and predict cancer progression and affects cancer growth and spread.

Repeated use of protein hair conditioner with heat or gamma irradiation can harm skin and hair health in rats.

Hyaluronic acid injections improve skin thickness and quality, protecting against aging in rats.