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Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.

Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.

Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.

Dermoscopic and histopathological features combined can help diagnose Pityriasis versicolor.

Exosomes show promise for treating skin diseases and improving skin regeneration.

Mice skin matures by day 200, leading to aging signs like curved hair follicles and white hairs due to changes in skin stem cells.

A specific group of early-stage melanocytes is reduced in vitiligo-affected skin, which may explain treatment resistance.

Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.

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

Multiphoton microscopy is a promising tool for detailed skin imaging and could improve patient care if its challenges are addressed.

Laser therapy on darker skin has higher risks and needs expert handling.

ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.

Lupus erythematosus can mimic alopecia areata, and trichoscopy is key for accurate diagnosis and better patient outcomes.

A cat's skin condition was fully cured with cyclosporine A after other treatments failed.

Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.

Transplanting melanocyte stem cells from hair follicles can effectively treat vitiligo.

A 17-year-old in Saudi Arabia was diagnosed with a rare skin condition causing red-brown facial patches.

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

Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.

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

Melanocytes appear in fetal skin early, but their development details are still unclear.

Human hair color is influenced by complex biochemical processes involving enzymes and reactive oxygen species.

A mutation in the Adam10 gene causes freckle-like spots on Hairless mice.

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

Certain chemicals cause hair graying in black mice but not yellow mice.

BMI1 is essential for preventing hair greying and maintaining hair color.

Several treatments are effective for pigmentary disorders like vitiligo and melasma.

Different types of resting melanocyte stem cells have unique characteristics and vary in their potential to become other cells.

The book gives a basic overview of mesotherapy and fat-dissolving injections but lacks detailed guidance and effectiveness comparisons for practitioners.

Using bimatoprost on one side of the face caused increased cheek hair growth in a patient.