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Chemical analysis of hair products on human hair can help identify specific brands and link suspects to victims.

Wool keratin is reactive, biocompatible, biodegradable, and can model keratin from other sources.

The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.

Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.

Feather patterns are influenced by enhancers and chromatin looping, and the structure of protein complexes important for hair growth has been detailed.

Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.

Sdr16c5 and Sdr16c6 genes regulate a key point in lipid production that affects eye and skin gland function.

The new compounds moderately block a specific enzyme and strongly counteract a male hormone, suggesting potential for treating certain male-related health conditions.

A new compound was created in 2010 that can control oil production when applied to the skin, and its effects are completely reversible after two weeks.

Basic drugs like amphetamine are absorbed more in darker hair than lighter hair.

The Aqualon SLT device measures hair stiffness and slipperiness to evaluate hair treatments.

Scientists found new, better-working inhibitors for a hormone-related enzyme.

The technique helps measure how hair styling ingredients affect hair's stiffness and flexibility.

Impure benzeneseleninic anhydride samples cause lower finasteride intermediate yields.

Oleanolic acid promotes hair growth by increasing cell proliferation through the Wnt/β-catenin pathway.

Adding amino acids to damaged hair can improve its strength and appearance.

Drugs localize differently in hair strands based on their properties.

Arginine converts to citrulline in hair follicles as proteins harden.

Linoleate deficiency in rats reduces growth and n-6 polyunsaturate accumulation, causing mild symptoms.

New chemical compounds were made that effectively block an enzyme linked to prostate growth.

Plant and algal lipid droplets are promising for natural oil production but need better extraction methods.

New nonsteroidal molecules can potentially increase dihydrotestosterone in neurons by blocking certain enzymes, without affecting prostate and seminal vesicle weight.

Adding keratin to a mix of cow hair and plant-based plastic makes it stronger.

Allopregnanolone may enhance alcohol's effects on dopamine neurons, influencing addiction risk.

Iron chloride helps create compounds that could be useful in medicine, like treating hair loss.

Different hair cleaning methods caused varying levels of damage to the hair's outer layer.

Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.

Using chelants in hair dye reduces fiber damage by preventing harmful radicals.

PepACS offers a safer, eco-friendly way to perm, dye, and repair hair.