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A patient with steroid sulfatase deficiency had a unique hair pattern and a brain malformation not previously linked to the condition.

Human hair protein extracts can protect skin cells from oxidative stress.

A tough membrane between the outer and inner layers of human hair protects it from damage.

Artificial hair fibers help treat scalp scars with few complications and a 20% yearly fiber fall rate.

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

Alzheimer's patients have higher levels of certain chemicals in their hair.

Adding human hair to sand improves its strength when dry and maintains strength when wet.

Perming and bleaching damage hair differently, with bleached hair having more cysteic acid in the cuticle.

Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.

Curly hair is mechanically different from straight hair and may need new testing methods.

Synthetic hair implants can cause severe infections and are risky.

Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.

The industry should promote pure luxury hair fibers, improve technology, and diversify products to support growers and ensure sustainable use.

Breast cancer may be detectable through changes in scalp hair lipids.

Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.

A man developed skin cancer on his scalp after multiple artificial hair grafts.

A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.

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

Curved human hair has different structures on its convex and concave sides.

Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.

Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.

Calcium and magnesium in hair increase with age and are higher in adult women.

Anatolian native goat down-hair is similar to cashmere and can be used for high-quality textiles.

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.

Herbal paste and oil extract might improve dog hair quality by retaining lipids.

Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.

Ethyl Carbitol is the best at preventing split ends in permed hair.

Synthetic hair implants are dangerous and can cause severe infections.

Defective mink guard hairs have split tips and missing cuticle cells, causing a metallic sheen.

Adding human and horse hair fibers to concrete can increase its strength.