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Prenatal diagnosis of trichothiodystrophy is possible in the second trimester using fetal eyebrow biopsy, with sulfur content analysis being more reliable.

White hair is denser and more hydrophobic than black hair.

A rare case of isolated trichothiodystrophy was identified, marked by brittle hair with low sulfur content.

PIXE is an effective method to analyze hair's elemental composition.

A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.

Male marathon runners in their 40s and 50s had more hair loss and higher heavy metal levels.

A litter of cats had a hair condition similar to a mouse mutation, leading to hair loss and abnormal hair and skin.

Dromedary camel hair structure and mineral content change with age.

Spectral-analysis can help diagnose mineral imbalances in birds.

Hair analysis can detect small changes in dietary zinc intake.

Trace elements like calcium, iron, and zinc are unevenly distributed in hair, while sulfur is even, and increased phosphorus and potassium levels are linked to skin reactions.

Good feather growth in poultry needs the right balance of proteins, amino acids, minerals, and vitamins.

Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.

Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.

Silicone oil viscosity affects hair curling and damage during treatments.

Hair and wool have complex microscopic structures with microfibrils and varying cystine content.

Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.

The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.

Biotin helps regulate proteins in the blood, which may explain its role in hair growth.

TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.

TTD hair brittleness is caused by multiple structural abnormalities.

A cluster of 21 keratin-associated protein genes important for hair growth was found on human chromosome 21.

Tiger tail banding and hair abnormalities are reliable indicators for diagnosing trichothiodystrophy.

Researchers found genes for cysteine-rich proteins that form the protective layer of hair in humans and sheep.

Get3d protein helps maintain photosynthesis in plants and photosynthetic bacteria.

Organic garlic is more nutritious and better at fighting bacteria than chemically grown garlic.

Hair mineral analysis doesn't reliably show blood mineral levels but may help track long-term mineral trends.

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

Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.

Two new gene clusters important for hair formation were found on human chromosome 11.