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Hard α-keratin has a universal molecular structure with a specific superlattice arrangement.

3D bioprinting shows promise for creating advanced skin for healing wounds and reducing animal testing.

Creating fully functional artificial skin for chronic wounds is still very challenging.

3D bioprinting improves wound healing by precisely creating scaffolds with living cells and biomaterials, but faces challenges like resolution and speed.

Thiazole, a sulfur and nitrogen chemical, is useful in creating potential drugs for conditions like seizures, cancer, bacterial infections, tuberculosis, inflammation, malaria, viruses, Alzheimer's, diabetes, and A1-receptor issues.

Extracted keratin from wool and hair can be used in medicine and bioengineering.

Hydrogels are crucial for 3D bioprinting in tissue engineering.

Hydrogel microneedles offer a painless, effective way to treat skin disorders.

Bionanomaterials from natural sources show promise in improving wound healing and tissue regeneration.

3D-printed microneedles improve drug delivery and diagnostics but face scalability and regulatory challenges.

3D printing can make microneedles for drug delivery faster and cheaper.

SEF cryogels effectively kill bacteria, stop bleeding, and speed up wound healing.

Gas-propelled dissolving microneedles improve drug loading and delivery efficiency.

3D bioprinting offers new ways to treat head and neck defects with bioinks that mimic natural tissues.

DLP bioprinting shows promise for medical uses, but needs more material options and strength improvements.

Special gels help heal diabetic foot sores and reduce the risk of amputation or death.

Biomimetic scaffolds are better than traditional methods for growing cells and could help regenerate various tissues.

The paper concludes that copying the natural direction and angle of hair in transplants is key for a natural look and doesn't harm hair survival.

Experienced hair transplant surgeons suggest a limited number of hair follicles can be used for transplants, and recommend conservative methods to avoid scarring and depletion.

Turkish herbal cosmetics use various plants for hair care, skincare, and other personal hygiene purposes.

Hoxc genes control hair growth through Wnt signaling.

The article suggests using four questions to tell apart necessary medicalization from excessive medicalization, focusing on problem significance, social expectations, medical understanding, and effective resolution.

Dental erosion is common in adolescents and is linked to diet and higher socioeconomic status.

Heavy metals like arsenic, cadmium, and lead can increase cancer risk and worsen outcomes.

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

Advanced nanocarrier and microneedle drug delivery methods are more effective, safer, and less invasive for treating skin diseases.

PLGA-based microneedles are promising for safe and effective skin delivery of drugs and vaccines.

Hydrogels could lead to better treatments for wound healing without scars.

Cysteine helps maintain keratin production in skin cells even when iron is low.

Optimized film improves finasteride skin absorption and treatment efficiency.