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

Keratin from human hair shows promise for medical uses like wound healing and tissue engineering.

Small proline-rich proteins and trichohyalin help make epithelial tissues tougher and more flexible.

Human sebum can cause acne by clogging pores.

Notch/RBP-J signaling is crucial for proper placement and timing of melanocyte development in hair follicles.

Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.

Minoxidil is a new drug that lowers blood pressure.

Protein composition greatly affects the function of keratin biomaterials.

Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.

Thicker hair is stronger, regardless of age, gender, or other factors.

Different compounds move through artificial sebum at different rates, which can help choose the best ones for targeting hair follicles.

Scalp flaps are stiffer than skin from other body areas, which helps in planning reconstructive and cosmetic head surgeries.

The PCOSQ-50 is a valid and reliable questionnaire for measuring quality of life in Iranian women with PCOS.

Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.

Particle properties affect drug retention and release in minoxidil foams, with lipid nanoparticles having higher loading capacity.

Bleaching and combing damage hair's surface and mechanical properties.

African-American hair's curl pattern significantly affects its strength and elasticity.

Keratin-based particles safely improve hair strength, smoothness, and heat protection.

Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.

Treatments with certain oils and resins make hair shinier, while zinc oxide and synthetic sebum make it duller.

Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.

The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.

Fusion proteins can protect hair from heat damage.

Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.

Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.

Crossbreeding improves goat fiber quality, and specific genes affect hair traits and color.

Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.

Chitin nanofibrils are better at stabilizing oil droplets in emulsions than cellulose nanofibrils.

The study showed that brown planaria can be used to cheaply test if local plants can stop cell growth.

Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.