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Hair color is determined by melanin produced and transferred in hair follicles.

Cornification is how skin cells die to form the protective outer layer of skin, hair, and nails.

The Wnt/β-catenin pathway is important for body functions and diseases, and targeting it may treat conditions like cancer, but with safety challenges.

Different small areas within hair follicles send specific signals that control what type of cells stem cells become.

Seaweeds have beneficial compounds for skin care, including anti-aging and protective effects.

Inactive stem cells in hair follicles and muscles can avoid detection by the immune system.

A new mutation in the Connexin 26 gene was found in a patient with KID syndrome, expanding the known disorders linked to this gene.

Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.

Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.

Actinic keratosis can lead to skin cancer, is more common in fair-skinned people, and can be reduced with sunscreen and treated effectively.

Macroalgae compounds offer sustainable, effective benefits for cosmetics.

Effective sunscreen formulations can reduce skin absorption and enhance protection.

The conclusion is that genetic differences affect how the cochlea heals after hair cell loss, which may challenge the creation of hearing loss treatments.

Large-scale fibronectin nanofibers help heal wounds and repair tissue in a skin model of a mouse.

Using your own skin cells can help repair aging skin and promote hair growth.

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

Vitamin D is important for skin health and can help treat psoriasis, atopic dermatitis, and vitiligo.

Stem cells, especially from fat tissue and Wharton's jelly, can potentially regenerate hair follicles and treat hair loss, but more research is needed to perfect the treatment.

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

sPLA2-IIE is crucial for normal hair follicle structure and skin health.

Lidocaine-loaded microparticles effectively relieve pain and fight bacteria in wounds.

New treatments for ichthyosis, like protein replacement and gene therapy, show promise and may become standard care.

New treatments like nanotechnology show promise in improving skin cancer therapy.

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

Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.

Microbial biosurfactants could be a safer and environmentally friendly alternative to chemical surfactants in cosmetics.

Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.

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

The technique accurately identifies and evaluates hair follicle structures in skin.

The conclusion suggests a new acne treatment that controls bacteria by reducing water in the skin's pores using sugar-like substances.