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New injectable hydrogels with gelatin, metal, and tea polyphenols help heal diabetic wounds faster by controlling infection, improving blood vessel growth, and managing oxidative stress.

Microneedle technology is beneficial for drug delivery and could make vaccinations cheaper and more accessible.

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

Nanomaterials in biomedicine can improve treatments but may have risks like toxicity, needing more safety research.

Bone-forming cells grow well in 3D polymer scaffolds with 35 µm pores.

Exosomes can improve skin health and offer new treatments for skin repair and rejuvenation.

Nanotechnology is improving drug delivery and targeting, with promising applications in cancer treatment, gene therapy, and cosmetics, but challenges remain in ensuring precise delivery and safety.

Fullerenes show potential in skin care but need more safety research.

Melatonin-loaded nanocarriers improve melatonin delivery and effectiveness for various medical treatments.

Electrospun nanofibers show promise for enhancing blood vessel growth in tissue engineering but need further research to improve their effectiveness.

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

Silver nanoparticles coated with substances like PEG showed strong antibacterial effects and improved wound healing when used in hydrogels.

The hydrogel with a 1:3 ratio of hydroxyethyl cellulose to hyaluronic acid is effective for delivering drugs through the skin to treat acne.

Azelaic acid treats acne, rosacea, and hyperpigmentation with minimal side effects.

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

Mushrooms offer benefits for food, energy, and water security, and have potential uses in health and environmental applications.

CBD may improve skin and hair health, but its effective use and safety need more research.

Dissolving microneedles show promise for delivering medication through the skin but face challenges like manufacturing complexity and regulatory hurdles.

The research developed a human hair keratin and silver ion hydrogel that could help heal wounds.

3D bioprinting in plastic surgery could lead to personalized grafts and fewer complications.

Carbon dots show promise for tissue repair and growth but need more research to solve current challenges.

The document concludes that hair keratin-chitosan scaffolds were successfully made and are suitable for biomedical use.

3D-printed membranes with smart sensors can greatly improve tissue healing and have many medical applications.

Neurotoxins can affect neurotransmitter release and have potential in treating muscle, pain, and cancer conditions, but more research is needed on how they work.

Microneedling improves skin and hair conditions by enhancing treatment absorption and stimulating growth factors.

Alkylation of human hair keratin allows for adjustable drug release rates in hydrogels for medical use.

Seaweeds contain beneficial compounds with potential uses in food, cosmetics, and health, but more research is needed to improve extraction and safety.

Chitosan hydrogels are promising for repairing blood vessels but need improvements in strength and compatibility.

Polyglutamic acid is a valuable, sustainable ingredient for skincare and haircare products.

Platelet-derived bio-products help in wound healing and tissue regeneration but lack standardized methods, and their use in medicine is growing.