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Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.

Hair analysis is better than urine and blood for detecting past drug use.

The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.

The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.

Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.

Thicker hair grows faster; hair loss patients have slower growth.

Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.

Low zinc levels might contribute to early hair graying.

Understanding hair surface properties is key for effective hair care products.

Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.

A tough membrane between the outer and inner layers of human hair protects it from damage.

Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.

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

Wait 4-5 weeks after drug use before hair testing and cut hair into three segments to confirm single drug exposure.

The research found that the molecule lncRNA-H19 helps hair follicle cells grow by affecting certain cell pathways in cashmere goats.

Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.

Key genes linked to hair growth and cancer were identified in hairless mice.

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

Genes affecting wool fiber thickness in Angora rabbits were identified, which could help breed finer wool.

AFM can help diagnose lichen planopilaris by identifying specific hair structure changes.

Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.

Miz1 is essential for proper hair structure and growth.

Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.

Bone marrow stem cells and their medium help hair regrowth.

Human hair's strength comes from a honeycomb-like structure and macrofibrils.

ATG effectively reduces hair frizz without damaging hair strength.

A mutation in the Soat1 gene causes hair structure defects and other health issues in AKR/J mice.

The document concludes that hair analysis is not good for assessing nutrition but can detect long-term heavy metal exposure.

Sunlight and chemical treatments change hair's internal structure differently, needing specific care.