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Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.

Microneedles are effective for painless drug delivery and promoting wound healing and tissue regeneration.

New materials that better mimic natural skin structure could improve healing, especially for chronic wounds.

Advancements in nanoformulations for CRISPR-Cas9 genome editing can respond to specific triggers for controlled gene editing, showing promise in treating incurable diseases, but challenges like precision and system design complexity still need to be addressed.

Organic and biogenic nanocarriers can improve drug delivery but face challenges like consistency and safety.

Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.

Hydrogels combined with extracellular vesicles and 3D bioprinting improve wound healing.

Smart hydrogel dressings could improve diabetic wound healing by adjusting to wound conditions and controlling drug release.

Peptides from oysters may safely and effectively heal skin wounds with less scarring.

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

Conductive hydrogels show promise for medical uses like healing wounds and tissue regeneration but need improvements in safety and stability.

Ethosomes improve drug delivery through the skin but may have side effects like irritation.

Hydrogen sulfide disrupts protein function and root hair growth in plants by modifying proteins.

A new vaccine using a porous scaffold boosts immunity and protects against the flu better than traditional methods.

3D imaging of skin biopsies offers better accuracy but is time-consuming and can't clear melanin.

Too much thymosin beta4 causes weird teeth and more hair growth in mice.

The experiment showed that human skin grown in the lab started to form early hair structures when special cell clusters were added.

Researchers created a 3D hydrogel that mimics human hair follicles, which may help with hair loss treatments.

MicroRNA-205 helps hair grow by changing the stiffness and contraction of hair follicle cells.

Lignans and neolignans from plants may help protect against various health issues, including cancer and heart disease.

PRP shows promise for hair loss treatment, but needs standardized preparation and composition.

Softer hydrogel surfaces help maintain hair growth-related functions in skin cells.

Elastin-like recombinamers show promise for better wound healing and skin regeneration.

Finasteride-loaded microemulsions can effectively enhance skin delivery for treating hair loss.

ZO-1 helps hair follicle stem cells renew better by changing their structure.

Inorganic-based biomaterials can quickly stop bleeding and help wounds heal, but they may cause issues like sharp ion release and pH changes.

Urologists should monitor mental health in patients taking finasteride due to potential links to suicidal thoughts, adjusting dosage or stopping use if necessary. More research is needed to confirm if finasteride causes these thoughts.

Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.

Nanoformulations improve luteolin's effectiveness as a cancer treatment.