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Stem cells can create hair follicles, potentially treating permanent hair loss, and healthy skin and hair depend on mitochondrial function and special fats.

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

We need more research on human hair follicle pigmentation, not just mouse models.

Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.

Androgens have complex effects on hair growth, promoting it in some areas but causing hair loss in others, and our understanding of this is still evolving.

Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.

Activating TRPV3 stops human hair growth.

The research found that for a typical hair density, about 11 square centimeters of donor scalp is needed to get 800 hair grafts for transplantation.

A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.

Hair cortisol levels can reflect salivary cortisol levels in humans.

Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.

TRH stimulates human hair growth and extends the hair growth phase.

Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.

We don't fully understand how sunlight damages different types of hair.

Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.

Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.

Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.

Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.

UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.

The research provides specific measurements for hair follicles that can improve hair transplant and regeneration techniques.

Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.

Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.

Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.

Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.

The effects of estrogen on human hair growth are unclear and need more research.

Different ethnicities and treatments affect human hair strength and structure.

Claudin-1 is important for the barrier function and growth of hair.

IL-1β inhibits human hair follicle growth.

Cells from the base of hair follicles help blood vessel cells survive and grow, which is important for healthy hair.

Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.