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A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.

Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.

Crossbreeding improves goat fiber quality, and specific genes affect hair traits and color.

The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.

Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.

Keratin from hair binds well to gold and BMP-2, useful for bone repair.

Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.

Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.

Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.

New methods to classify curly hair types were developed based on shape and strength.

The active ingredient improves the strength of damaged hair fibers.

A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.

Involucrin helps strengthen the inner parts of human hair.

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Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.

Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.

Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.

Keratin fibers in hair twist left-handed.

Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.

Hair care products mainly work on the hair's surface and need professional guidance for use.

Adding amino acids to damaged hair can improve its strength and appearance.

The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.

Human hair's strength and flexibility vary by ethnicity, damage, and treatment.

Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.

Future hair cosmetics will be safer and more effective.

The document concludes that hair curvature can be explained by the growth patterns caused by the shape and separation of cells in the hair follicle and is affected by specific molecular pathways.

Fusion proteins can protect hair from heat damage.

Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.