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Biopolymers are increasingly used in cosmetics for their non-toxicity and skin benefits, with future biotech advancements likely to expand their applications.

Human hair keratin hydrogels show promise for use in regenerative medicine.

3D-printed mesoporous scaffolds show promise for personalized drug delivery with controlled release.

Chemical hair straightening changes hair proteins and mostly fixes broken bonds.

Permanent waving weakens hair by altering its protein structure.

L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.

Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.

Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.

Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.

4-(4-Phenoxybenzoyl)benzoic acid derivatives can both increase and decrease certain types of reactive oxygen species, and may be relevant to hair loss.

Polysaccharides have many health benefits and are used in drugs, but isolating and purifying them is complex and requires careful methods.

Advancements in creating skin grafts with biomaterials and stem cells are promising, but more research is needed for clinical application.

Gene regulation could revolutionize hair color by altering pigmentation from within.

The nanocomposite films with vitamins and nanoparticles are promising for fast and effective burn wound healing.

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

The document says biodegradable cosmetics and packaging are better for the environment and user experience.

Sheep wool keratin solution safely and effectively promotes hair growth.

Improving artificial vascular grafts requires better materials and surface designs to reduce blood clotting and support blood vessel cell growth.

Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.

Stem cells are crucial for skin repair and new treatments for chronic wounds.

Artificial skin development has challenges, but new materials and understanding cell behavior could improve tissue repair. Also, certain growth factors and hydrogel technology show promise for advanced skin replacement therapies.

Low doses of some substances can be beneficial, while high doses can be harmful or toxic.

Stress can stop hair growth in mice, and treatments can reverse this effect.

New treatments targeting specific genes show promise for treating keratin disorders.

C60 fullerenes can alter protein function and may help develop new disease inhibitors.

Mesenchymal stem cells show potential for skin healing and anti-aging, but more research is needed for safe use, especially regarding stem cells from induced pluripotent sources.

A special dressing called FEA-PCEI can speed up wound healing, reduce scars, and help grow new hair follicles, but only at the right dosage.

The silk fibroin-based hydrogel shows promise for treating melanoma and healing infected wounds by killing tumor cells and bacteria, and supporting skin recovery.

Keratin peptides can change hair shape gently without harsh chemicals.

Regenerative pharmacology, which combines drugs with regenerative medicine, shows promise for repairing damaged body parts and needs more interdisciplinary research.