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The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.

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

SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.

Hair structure changes immediately during perm treatment, with initial damage partially restored later.

Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.

Hair damage increases significantly with higher temperatures and longer heating times.

Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.

Future hair cosmetics will be safer and more effective.

Keratin proteins are crucial for hair growth and structure.

Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.

Scientists found out how a specific protein in human hair cuticles behaves and is structured.

Genetic defects and UV radiation cause skin damage and aging.

Different ethnicities and treatments affect human hair strength and structure.

Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.

Researchers developed a new method to clearly see and label hair proteins with minimal errors using advanced freezing and microscopy techniques.

Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.

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

Understanding hair biology is key to developing better treatments for hair and scalp issues.

Scientists created a non-toxic, sugar-based hair product that can style hair without damage.

Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.

Hair dye colors mainly target melanin granules in black hair.

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.

The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.

Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.

The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.

Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.

Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.

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

Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.

PepACS offers a safer, eco-friendly way to perm, dye, and repair hair.