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Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.

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

The active ingredient improves the strength of damaged hair fibers.

Permanent waving weakens hair by altering its protein structure.

The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.

A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.

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

Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.

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.

Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.

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

Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.

Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.

A score of 6 or less is recommended to diagnose hirsutism in Colombian women.

The research provided a detailed view of the non-keratinous parts of human hair fibers.

Melanin in black hair protects it from sun damage better than light-brown hair.

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

THH and PAD type III appear together early in hair growth, but deiminated THH appears later, suggesting another factor is involved.

New mutations in hair keratin genes cause the rare hair disorder monilethrix.

Researchers mapped and categorized specific keratin-associated protein genes on human chromosome 21q22.1.

Finasteride treatment changes brain steroid levels and receptors, affecting brain function even after stopping treatment.

Gut microbes significantly affect brain steroid levels.

The B2 genes are crucial for hair growth in rats.

Chronological age affects the mouse auditory cortex more than hearing loss, and the brain may be less sensitive to mitochondrial dysfunction.

Malvi cattle hair varies in color and pattern across different body regions.

Anabolic-androgenic steroids can damage the brain, causing mood and cognitive problems.

The LEF-1 binding site enhances gene expression in hair follicles, with other proteins aiding specific regulation.

Isolation stress in rats reduces brain enzyme levels, affecting dopamine function.

Ethanol-induced motor incoordination in rats is not affected by increased neuroactive steroids.