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

Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.

Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.

Trichothiodystrophy causes abnormal protein deposits and distortion in hair follicles.

Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.

Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.

Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.

TGase 3 helps build hair structure by forming strong bonds between proteins.

The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.

The hair follicle structure is more complex than thought, with new findings on protein formation.

Excessive sun exposure damages hair, causing protein loss and color changes.

Pollution exposure speeds up hair damage.

Advancements in hair keratin research could lead to better hair health treatments.

Human hair has different protein structures in its cuticle and cortex.

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

The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.

Abnormal cuticle and hair shaft medulla cause hair loss in androgenetic alopecia; sonography helps diagnose and manage it.

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

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.

UV exposure damages hair, increasing thiols and altering protein structure.

White hair has less lipid content and absorbs water differently than brown hair.

The hair's outermost surface has multiple layers of lipids and proteins.

Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.

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

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.

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

Cuttlefish ink melanin protects hair from UV damage.

Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.

Healthy scalp leads to better hair quality and less damage.

Inhibiting ALOX12 can help hair cuticle maturation by increasing S100A3 citrullination.