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Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.

The modified staining method can determine the ABO blood group of hair samples accurately.

Enzymatic phosphorylation of hair keratin improves the effectiveness of hair products with cationic ingredients.

Hair-straightening products with glyoxylic acid may cause kidney damage.

Hair straightening treatments can cause serious kidney damage, especially if you have skin issues.

Hair straightening products with glyoxylic acid can cause skin irritation and kidney damage.

Tumor cells in calcifying epithelioma of Malherbe resemble hair follicle cells.

Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.

Hair fibers may have a unique, non-protein sheath not previously identified.

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

The new method extracts keratin from hair faster and better, and the resulting product improves blood clotting and wound healing, with potential for personalized treatments.

Dermatoscopy can help identify hydroquinone-induced skin issues, avoiding invasive biopsies.

A new one-step test can quickly identify skin cancer during surgery.

Different keratins in hair follicles can help identify hair tumor origins.

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

Bleach baths with 0.005% hypochlorite help manage atopic dermatitis by affecting skin cells and reducing itchiness.

A kimchi-derived bacterium could help whiten teeth and prevent bad breath.

High temperatures and certain chemicals can significantly change the amino acid content in human hair.

Solute binding to hair keratin is mainly driven by hydrophobic interactions and changes with pH.

NaOH treatment improves hair strength and suitability for textiles.

Bleaching damages hair the most, while dyes improve combability but still cause protein loss.

Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.

Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.

A new method effectively separates keratin-associated proteins and keratin from human hair.

L-arginine, hydrolysed keratin, and cystine-silanol copolymer can help protect hair from damage during and after bleaching.

Hair-straightening products with glyoxylic acid can cause kidney damage.

Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.

Hydroquinone may harm skin, while kojic acid and aloe vera could reduce its negative effects.

Chemical treatments weaken hair's thermal stability and structure.

A new test more accurately detects citrulline in hair follicles and pilomatrixomas.