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People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.

Prostate cancer cells can make their own androgens to activate the androgen receptor, and treatments like abiraterone may increase this ability, suggesting new therapies should target the entire steroid-making pathway.

β-catenin is essential for stem cell activation and proliferation in hair follicles.

Hair and nail cells share similar proteins, indicating a common differentiation pathway.

IL-17-producing γδ T cells help improve bone healing.

Polysaccharides have many health benefits and are used in drugs, but isolating and purifying them is complex and requires careful methods.

Removing part of the vitamin D receptor stops vitamin D from working properly.

Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.

Mutations in the SRD5A3 gene cause a new type of glycosylation disorder by blocking the production of a molecule necessary for protein glycosylation.

Wnt1/βcatenin signaling is crucial for heart repair after injury.

Hoxc13 gene is essential for hair, nail, and papilla development.

Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.

Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.

Cells from balding scalps have more androgen receptors than cells from non-balding scalps.

Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.

Melatonin is important for skin health and protection, and can be made by the skin or applied to it.

5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.

Mice lacking the PPARγ gene in their fat cells had almost no fat tissue, severe metabolic problems, and abnormal development of other fat-related tissues.

Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

Male and female bodies respond differently to stress, influenced by hormones and development stages, with implications for stress-related diseases.

Fungi-produced compounds can change plant root growth.

A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.

Some herbal therapies may help with skin conditions, but more research is needed to confirm their safety and effectiveness.

Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.

Researchers created human hair follicles using a new method that could help treat hair loss.

Special fiber materials boost the healing properties of certain stem cells.

Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.

Androgens can help prevent memory problems caused by apoE4.

Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.

A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.