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Hair grays due to oxidative stress and fewer functioning melanocytes.

Ionizing radiation causes irreversible skin damage, with single doses leading to acute injury and hair graying, and fractional doses causing more severe long-term tissue damage.

The study found no significant difference in stress hormone levels between people with alopecia areata and healthy individuals, suggesting that the disease is not caused by an overactive stress response system.

Genetics, stress, and health issues can cause early hair greying, which affects self-esteem, and there's no cure, only hair dye.

Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.

Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.

The conclusion is that tissue structure is key for stem cell communication and maintaining healthy tissues.

Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.

Premature graying of hair may suggest health issues and currently lacks effective treatments.

Calcipotriol plus betamethasone with microneedling works better than tacrolimus for treating vitiligo.

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

ILK is essential for skin development, pigmentation, and healing.

A protein called sFRP4 from skin cells stops the development of pigment-producing cells in hair.

Gray hair is caused by reduced melanin production or transfer issues, linked to aging and possibly health conditions, with treatments focusing on color camouflage.

Hair follicle stem cells could be used to treat the skin condition vitiligo.

The study found that giant pandas have more melanin in black hair follicles than white, with gene expression differences that could affect hair color and skin health.

The document concludes that identifying the specific cells where skin cancers begin is important for creating better prevention, detection, and treatment methods.

Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.

Dermatologists should customize cosmetic treatments for dark-skinned patients to minimize risks and complications.

The nucleus is key in controlling skin growth and repair by coordinating signals, gene regulators, and epigenetic changes.

Advancements in hair biology include new treatments and tools for hair growth and alopecia.

Surgical therapies for vitiligo vary in effectiveness, with combination therapy and medical tattooing recommended for better results.

Restoring hair bulb immune privilege is crucial for managing alopecia areata.

Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.

A patient with total hair loss developed vitiligo after using a treatment called DCP.

People with alopecia areata have similar retinal structures but thicker choroidal regions compared to those without the condition.

Treating vitiligo with stem cells and melanocytes from hair, along with UVB light, works better than without the light.

Prolactin levels and gene polymorphism are not linked to vitiligo severity but are related to BMI.

Noggin is necessary to start the hair growth phase in skin after birth.

The Lexington LaserComb helped regrow hair in mice with a condition similar to human hair loss.