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Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.

The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.

Breast cancer alters specific molecular structures in hair, which revert after cancer removal.

The study found nine new hair protein genes in human hair follicles.

Human hair cuticle has five cell layers with specific junctions and granules.

Keratin-associated proteins are part of the developing hair fiber cuticle.

UV radiation damages hair by creating holes and peeling cuticle layers.

The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.

Notch pathway activation causes abnormal hair layer development.

μ-Crystallin may help hair growth by affecting thyroid hormone levels in mouse hair follicles.

Modified keratin binds better to hair, especially bleached hair.

Corkscrew and cigarette-ash-shaped hairs in tinea capitis are caused by internal hair degradation and external resistance.

Human hair absorbs calcium and magnesium from tap water, affecting its structure and styling properties.

The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.

Eyelash curvature is linked to the thickness of the cuticle layer at the root.

Water-soluble wool keratin can protect human hair from damage during treatments.

Calcium fatty acid deposits found in human hair can change its appearance and feel.

Heating human hair creates hollow microtubes with smooth surfaces.

Trichohyalin and peptidylarginine deiminase type III are found together in rat hair follicles, with trichohyalin being modified after expression.

Older thin hair is not just thinner but also has different shape, structure, and stiffness.

Pubic hair has a thicker, more protective outer layer than scalp hair, possibly due to evolution.

Ceramide-based essence cream improves damaged hair.

The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.

UV-A radiation significantly damages semi-permanent dyed hair.

Different treatments change the strength and flexibility of human hair.

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

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

The cell membrane complex in mammalian hair has three distinct types with different structures and chemical properties.

Lipids are crucial for healthy hair, protecting it from damage and breakage.

Particles stick better to healthy hair than damaged hair.