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New genetic locations explain much of hair color variation in Europeans.

Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.

Regenerative therapies show promise for treating vitiligo and alopecia areata.

Applying a specific inhibitor lightens skin and hair color.

Researchers successfully grew horse skin cells that produce pigment from hair follicle samples.

Retinoids or their analogs could treat skin pigmentation disorders like melasma and vitiligo.

Advanced human skin models improve drug development and could replace animal testing.

Wnt signaling is crucial for pigmented hair regeneration by controlling stem cell activation and differentiation.

TGF-β2 plays a key role in human hair growth and development.

Understanding hair follicle biology and stem cell control could lead to new hair loss treatments.

Researchers created human hair follicles using a new method that could help treat hair loss.

We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.

Human hair grows better in a special gel that mimics skin.

The ingredients could help prevent hair loss by promoting hair growth and increasing VEGF secretion.

The anti-hair loss shampoo effectively promotes hair growth and improves hair quality.

Human skin can make serotonin and melatonin.

Fully regenerating human hair follicles not yet achieved.

The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.

The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.

Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.

SCF and ET-1 together significantly increase skin pigmentation and melanin production.

Hair growth may involve a pulling force from the outer root sheath.

Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.

Skin stem cells are maintained by signals from nearby cells and vary in their ability to renew and mature.

Neurohormones help control skin health and could treat skin disorders.

Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.

Aging causes skin stem cells to work less effectively.

Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.

High proliferation and cell delamination drive early skin development, while later stages may not rely on cell division orientation.

Removing centrosomes from skin cells leads to thinner skin and stops hair growth, but does not greatly affect skin cell differentiation.