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Hair from people with seborrheic dermatitis is thicker scaled, more damaged, and thinner than healthy hair, and atomic force microscopy can help monitor the condition.

A300 membranes help skin heal faster by promoting cell growth and repair.

The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.

The dermal sheath's contraction is crucial for hair follicle regression and stem cell relocation.

The inner root sheath is crucial for hair follicle stability during the transition from growth to involution.

External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.

The connective tissue around hair follicles changes structure throughout the hair cycle.

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

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

Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

Keratin biomaterials from human hair help nerve regeneration by activating Schwann cells.

Bakerwali goat skin thickens with age, especially on the neck, and shows strong lipid reactions in the keratin layer.

The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.

Schwann cell and M2 macrophage interactions contribute to keloid growth by increasing matrix deposition.

Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.

Gelfoam® histoculture supports long-term hair and nerve growth in mouse whisker follicles.

Hair follicles significantly enhance electroosmotic transport during iontophoresis.

Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.

Early onset baldness may be linked to thicker artery walls.

Particles similar in size to hair cells penetrate hair follicles better.

The phototrichogram is better for measuring hair thickness.

People with lupus and rheumatoid arthritis have thinner hair than healthy people.

Hair follicles are thinner in alopecia patients, especially in alopecia areata.

The vitreous membrane in hair follicles changes shape during the hair cycle and may affect hair growth and nutrient exchange.

Trichothiodystrophy hair is structurally abnormal with protein and organization issues.

Dendritic cells help regulate skin development and hair growth in mice.

Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.