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Keratin from hair and wool is used in medical materials for healing and drug delivery.

UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.

Skin and hair renewal is maintained by both fast and slow cycling stem cells, with hair regrowth primarily driven by specific stem cells in the hair follicle bulge. These cells can also help heal wounds and potentially treat hair loss.

Asia has made significant progress in tissue engineering and regenerative medicine, but wider clinical use requires more development.

Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.

Testosterone and some of its forms can strongly stimulate oil gland growth in skin.

The skin has a complex immune system that is essential for protection and healing, requiring more research for better wound treatment.

The plant extract remedy Satura® Rosta promotes hair growth and regrowth without negative effects.

Neural crest-derived progenitor cells in the cornea could help treat corneal issues without transplants.

Fibroblasts are crucial for tissue repair and inflammation, and understanding them can help treat fibrotic diseases.

The document concludes that skin grafts are essential for repairing tissue loss, with various types available and ongoing research into substitutes to improve outcomes and reduce donor site issues.

Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.

Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.

Hair stem cell regeneration is controlled by signals that can explain different hair growth patterns and baldness.

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

Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.

New methods for skin and nerve regeneration can improve healing and feeling after burns.

Different species use the same genes for tooth regeneration.

The TRPV3 ion channel is important for skin and hair health and could be a target for treating skin conditions.

Understanding proteins in skin structures like claws and hair is crucial for future research.

Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.

Two new reliable Arabic questionnaires for measuring quality of life in women with PCOS were created, one for married and one for unmarried women.

UV exposure reduces Lgr6+ stem cells in mouse skin and they don't significantly contribute to skin cancer development.

Low selenium levels can extend lifespan but worsen health issues.

Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.

In vivo reflectance confocal microscopy is useful for evaluating hair shaft diseases but needs improvement for deeper hair follicle issues.

The we/we wal/wal mice have defects in hair growth and skin layer formation, causing hair loss, useful for understanding alopecia.

The skin's basement membrane has specialized structures and molecules for different tissue interactions, important for hair growth and attachment.

Stem cell offspring help control their parent stem cells, affecting tissue health, healing, and cancer.

New treatments for skin and hair repair show promise, but further improvements are needed.