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Concrete made from animal bones and human hair is stronger and more environmentally friendly than traditional concrete.

Testosterone undecanoate increases lean mass and causes various physical changes in female-to-male transsexuals.

Red fluorescence in AGA scalps is linked to different microbes.

Hair is a complex protein fiber with unique properties useful for developing hair products.

Red ginseng oil is believed to have various health benefits and is safe, but more research is needed to fully understand how it works.

Different proteins are linked to the varying thickness of sheep and goat hair types.

The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.

Hair fiber research combines multiple sciences to improve hair care products.

Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.

Changes in keratin make hair follicles stiffer.

α-type filaments in guinea pig hair follicles have unique structural features.

Scientists created a 3D printed skin that includes hair and layers similar to real skin using a special gel.

The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.

Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.

Growth media with sucrose and gelrite significantly enhance Arabidopsis root hair growth.

Prunus mira Koehne kernels contain components like Vitamin E, β-sitosterol, and linoleic acid that can promote hair growth in mice.

Curved human hair has different structures on each side, which might cause its shape and is similar to wool.

Follicular Unit Extraction (FUE) is a less invasive hair transplant method with minimal scarring, suitable for about 60% of patients, especially those needing fewer grafts and quicker recovery.

Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.

The research found that for a typical hair density, about 11 square centimeters of donor scalp is needed to get 800 hair grafts for transplantation.

The scalp's microorganisms significantly affect hair health and disease.

Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.

A gene in Arabidopsis thaliana, AtPRPL1, affects root hair length but not cell wall composition.

Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.

The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.

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 cystine levels may indicate protein malnutrition, but more research is needed.

Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.

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

Phyllotex™ extract was found to significantly promote hair growth and protect against hair loss.