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The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.

Scalp micropigmentation is a safe way to hide hair loss and scalp scars by tattooing tiny dots that look like hair follicles.

Micropigmentation is a cosmetic tattooing technique for hiding skin issues and creating permanent makeup, but it can have side effects.

Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.

Beige and leaden pigment genes act within melanocytes, affecting pigment patterns.

The gene Tfap2b is essential for creating a type of stem cell in zebrafish that can become different pigment cells.

As people age, their hair follicles produce less pigment, leading to gray and white hair, due to factors like reduced enzyme activity and damage to melanocyte DNA.

Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.

Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.

The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.

The paper concludes that understanding melanocyte development can help in insights into skin diseases and melanoma diversity.

Cathepsin L is essential for normal hair growth and development.

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

Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.

Rac1 is essential for proper hair structure and color.

Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.

RT1640 treatment reverses gray hair and promotes hair growth in mice.

Melanocytes are diverse cells important for pigmentation and skin health, influenced by genetics and environment.

Hair growth and pigmentation in mice involve specific stages crucial for research.

Scalp micropigmentation, a cosmetic tattoo technique, is a promising non-surgical treatment for hair and scalp deformities, despite potential complications.

The new method combining dermoscopy and Reflectance Confocal Microscopy is more effective for evaluating vitiligo.

Melanoma development can be linked to the breakdown of skin's melanin-producing units.

Only skin melanocytes, not other types, can color hair in mice.

Micropigmentation is a widely accepted tattooing technique for hiding cosmetic issues and medical uses, with permanent results and few side effects, but risks infection if not done with sterile tools.

Rapid weight loss from dieting and hormonal injections can cause significant hair loss in women.

Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.

Stopping tetracycline can lead to the disappearance of flat warts.

Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.

Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.

The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.