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Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.

Changes in keratin affect skin health and can lead to skin disorders like blistering diseases and psoriasis.

Keratin proteins are crucial for hair structure and strength.

Irwin Freedberg made significant contributions to understanding keratin proteins in dermatology.

Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.

Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.

The alpha-helix was confirmed as a key structure in proteins.

Activating the Sonic hedgehog gene in mice can start the hair growth phase.

Potassium cyanide treatment changes hair's disulfide bonds, making it more elastic.

The document discusses various skin disorders and new therapeutic approaches.

Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.

Polymer complexation makes hyaluronic acid stick to hair better, enhancing its moisturizing effects.

Minoxidil and oral antioxidants helped improve hair growth in a patient with hair loss due to lupus.

CMADK reduces hair damage from bleaching and permanent waving.

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

The harlequin ichthyosis mouse mutation causes thick skin and early death, resembling a human skin disorder.

The human skin's outer layer has more variety in cell types and development paths than previously thought.

Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.

The document concludes that hair loss is influenced by genetics and other factors, and while treatments like finasteride can help, they have limitations and side effects.

The study found that Keratosis Pilaris Atrophicans is a genetic skin condition that starts in childhood, involves inflammation and scarring, and current treatments are only somewhat effective.

Hair can be damaged by daily routines, but protein-based products can protect and improve it.

Using extracellular vesicles from stem cells can help hair grow by affecting scalp cells and hair follicles.

Hormones control keratin production in skin and hair.

Mutations in the KRT85 gene cause hair and nail problems.

Researchers created a lab model to study human hair growth, showing it can grow and self-regulate outside the body.

Scalp fungal infections need oral antifungals, while other skin fungal infections can be treated with creams; keep areas dry and don't stop treatment early.

For hair fungal infections, take oral antifungals; for skin and nail infections, use topical antifungals, and keep affected areas cool and dry.

The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.

KRT14 gene variants cause dermatopathia pigmentosa reticularis, affecting nails, teeth, and hair.

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