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Hair follicles respond differently to pulling forces in various regions.

AFM helped show how hair changes under tension and the effects of damage and conditioner.

Recognizing specific tissue types on telogen hair roots can improve DNA typing.

Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.

Keratins are crucial for hair strength, and mutations in certain keratin genes cause hair disorders.

Hair curliness is due to uneven distribution of different cortices within the hair fiber.

Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.

Certain proteins help nerve cells branch, and other findings relate to cancer, stem cell behavior, and cell division.

Keratohyalin and trichohyalin proteins help form and organize skin and hair structures.

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

Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.

Rat vibrissae have sensory terminals with specific structures that help detect hair movements.

Hair follicles have unique proteins that vary by species and are influenced by nutrition.

Hair movement can indicate hair quality and health.

A new device mimics hair follicle functions and detects tiny forces with high sensitivity.

Rat vibrissae structure relates to their sensory function.

Human hair's structure and properties were studied using advanced microscopes and mechanical tests.

Trichotillometry can measure hair plucking force, aiding alopecia treatment evaluation.

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

Trichohyalin-like proteins are essential for the development of skin structures like hair, nails, and feathers.

Gene expression in wool follicles changes with growth cycles, offering insights into wool and human hair growth.

Trichohyalin makes hair follicles stronger.

Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.

Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.

Curly and straight hair differ in how their internal fibers are arranged.

Imaging living plant cells shows dynamic changes in actin and endoplasmic reticulum linked to root hair growth.

Hair movement can indicate hair quality and health.

Giant axonal neuropathy changes the structure of keratin in human hair.