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Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.

Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.

Keratin 15 expression in skin cells is regulated by two mechanisms involving PKC/AP-1 and FOXM1.

Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.

Human hair follicles grown in vitro maintain normal keratin patterns and structure.

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

Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.

Keratin from hair binds well to gold and BMP-2, useful for bone repair.

The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.

The protein p53 directly reduces the production of Keratin 17, a skin and hair protein, in rats with radiation dermatitis.

Keratin proteins are crucial for hair growth and structure.

Keratin 26 affects cashmere goat hair growth and is influenced by various treatments.

The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.

Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.

The C-terminal tail of AHF/trichohyalin is essential for organizing keratin filaments in keratinocytes.

Keratin proteins are consistent across different hair types from the same person.

Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.

Keratin-associated proteins are part of the developing hair fiber cuticle.

Human hair-derived particles can effectively carry and release the cancer drug Paclitaxel in a pH-sensitive manner, potentially targeting cancer cells while sparing healthy ones.

Certain treatments can increase protein binding to natural hair but are less effective on permed hair.

ODC overexpression in hair cells increases tumor growth by reducing Notch signaling.

KAP genes are crucial for hair development and show both shared and unique traits in humans, chimpanzees, and baboons.

Proteins like BSA and keratin can effectively style hair and protect it, offering eco-friendly alternatives to chemical products.

The KRTAP21-1 gene affects wool yield and can help improve wool production.

Certain small molecules and polymers can change hair's physical properties and how it feels by affecting the bonds within the hair.

Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.

The KRTAP21-2 gene affects wool length and quality in sheep.

Some hair protein genes evolved early and were adapted for use in hair follicles.

Recombinant keratin materials may better promote skin cell differentiation than natural keratin.

Genes related to keratin, skin cell differentiation, and immune functions are key in hedgehog skin and spine development.