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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.

Smaller nanoemulsions can penetrate skin and hair follicles better, which may be useful for delivering drugs and vaccines through the skin.

Microneedles are effective for drug delivery, vaccinations, fluid extraction, and treating hair loss, with advancements in manufacturing like 3D printing.

Understanding how baby skin heals without scars could help develop treatments for adults to heal wounds without leaving scars.

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

Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.

Topical retinoids effectively improve photodamaged skin.

Three genes in Arabidopsis are important for plant growth and development by affecting sugar attachment to proteins.

Chitosan-coated nanoparticles can effectively deliver positively charged drugs through the skin using iontophoresis.

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

A specific chemical change in the S100A3 protein leads to the formation of a four-part structure important for hair formation.

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

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

Certain genes in Iranian sheep are linked to wool production and heat adaptation.

Future hair cosmetics will be safer and more effective.

Hydroxyl radicals cause hair follicle cell death during chemotherapy by reducing Bcl-2 protein levels.

Shampoo pH can affect hair health, with alkaline shampoos potentially causing damage and acidic shampoos reducing frizz.

Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.

Nanomaterials show promise in improving wound healing but require more research on their potential toxicity.

α-mangostin nanoparticles improved acne with minimal irritation.

Lysophospholipids like LPA and S1P are important for hair growth, immune responses, and vascular development, and could be targeted for treating diseases.

The new hydrogel dressing with natural molecules helps heal wounds faster and improves skin repair.

Microneedle technology has advanced for painless drug delivery and sensitive detection but faces a gap between experimental use and clinical needs.

Certain genetic markers, especially the MICA gene, are linked to alopecia areata.

Using β-cyclodextrin derivatives improves the solubility and bioavailability of steroidal drugs.

Nanotube-based hair treatments could improve hair health and growth, and offer long-lasting effects.

Keratin proteins are essential for keeping the cells in the human colon healthy and stable.

Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.

Thymol-loaded nanoparticles are a promising, natural treatment for acne that avoids antibiotics and preserves healthy skin bacteria.

The study found a specific peptide that helps detect TGase 3 activity in skin and hair follicles.