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Women with AGA have more androstenedione and dihydrotestosterone, less copper and zinc; copper imbalance affects AGA; treatment improves hormones and minerals.

Extra virgin olive oil may boost the immune system and help fight infections like COVID-19.

The molecule Wise is involved in the development of various structures in chick embryos.

The number of advanced breast cancer cases in women under 40 has increased, but the overall numbers are still low.

The study created a new method to test drugs that affect hormone processing in skin.

Taking calcium may help elderly with osteoporosis, birth control with levonorgestrel doesn't increase heart attack risk, Salmonella can cause arthritis, a national ethics committee is recommended, and sulfasalazine might help with a hair loss condition.

Yak hair stretches mainly due to macromolecules slipping past each other.

Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.

Hair's strength and flexibility come from its protein structure and molecular interactions.

Permanent waving damages hair by disrupting its keratin structure.

The hair follicle's connection to connective tissue is weaker than the skin's.

The connective tissue around hair follicles changes structure throughout the hair cycle.

Cutting and implanting hair follicles can create finer, more natural-looking hairlines, with about half of the implanted hairs growing back.

New eco-friendly method strengthens and sets hair using light and causes less damage.

Hard α-keratin has a universal molecular structure with a specific superlattice arrangement.

Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.

Charge-conversion chemistry improves hair-rebonding by enhancing penetration and strength.

UV exposure damages hair, increasing thiols and altering protein structure.

Moisture content significantly affects how human hair breaks.

Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.

TTD hair brittleness is caused by multiple structural abnormalities.

The CLASI is a reliable tool for measuring the severity of cutaneous lupus erythematosus.

Hard α-keratins stay stiff in water because the surrounding matrix keeps them dehydrated and strong.

Curved human hair has different structures on each side, which might cause its shape and is similar to wool.

Type I and Type II keratin chains can form heterodimers despite sequence differences.

Intermediate filaments are crucial for cell differentiation and stem cell function.

Oxidized hair can naturally regain strength and stability over six months.