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Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.

Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.

Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.

The study developed a tool to predict how gut microbes process foods and drugs, showing that similar compounds often share metabolic pathways and effects.

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

Silver nanoparticles made from Grewia optiva leaf extract show strong antibacterial, antioxidant, and hair growth benefits.

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

The study concluded that three enzymes are important for plant development by affecting sugar composition and calcium binding in plants.

PDI helps restore over-bleached hair's strength and structure by attaching special peptides.

A portable device can create nanofibers to improve the appearance of thinning hair better than commercial products.

Whale genes show changes that help them live in water, like less hair and better flippers.

Aging makes hair thinner and rougher, with less clear edges.

Hair's strength and flexibility come from its protein structure and molecular interactions.

Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.

Using longer PEG chains helps nanoparticles penetrate hair follicles better, improving drug delivery for conditions like alopecia.

The 3D structure of a key hair protein was modeled, revealing specific helical structures and stabilization features.

Two-photon microscopy effectively tracks live stem cell activity in mouse skin with minimal harm and clear images.

HGF/SF increases skin melanocytes but doesn't change melanin type or amount.

Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.

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

Wheat straw is valuable for its health benefits and various industrial uses.

PRP is effective for hair loss and might work better with other treatments, but more research is needed.

Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.

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

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.

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

A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.

Bleaching hair increases cysteic acid levels in a predictable way.

Human hair keratins can form stable nanofiber networks that might help in tissue regeneration.

Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.