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Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.

Latanoprost can make eyelashes longer, thicker, and darker.

Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.

Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.

New research suggests that skin cell renewal may not require a special type of cell previously thought to be essential.

Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.

Hair follicles may soon be used more for targeted and systemic drug delivery.

Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.

Minoxidil increases blood flow in balding scalps, possibly reversing hair loss.

Different types of stem cells and their environments are key to skin repair and maintenance.

TGF-β signaling is crucial for stem cell maintenance, differentiation, and has implications for cancer treatment.

Nanoparticles can improve skin drug delivery but have challenges like toxicity and stability that need more research.

Scientists turned rat thymus cells into stem cells that can help repair skin and hair.

Folliculitis decalvans is a rare scalp condition causing scarring hair loss, treated with long-term antibiotics and other medications, but it often comes back and is hard to manage.

The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.

We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.

5% minoxidil foam once daily works as well as 2% minoxidil solution twice daily for female hair growth and is more convenient.

No treatment fully prevents hair loss from chemotherapy yet.

The document concludes that adult mammalian skin contains multiple stem cell populations with specific markers, important for understanding skin regeneration and related conditions.

Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.

Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.

The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.

New antifungal treatments for a children's scalp infection are effective and safe, but it's not decided if they will become the preferred option over the old treatment.

The document concludes that diagnosing and treating Human African Trypanosomiasis is challenging, but new treatments like fexinidazole are promising.

Mammals might fail to regenerate not because they lack the right cells, but because of how cells respond to their surroundings, and changing this environment could enhance regeneration.

New methods for skin and nerve regeneration can improve healing and feeling after burns.

The document concludes that rapid identification, isolation, and strict infection control are crucial to manage SARS outbreaks.

Treatments for melanin disorders exist, but more effective options needed.

Hair follicle regeneration needs special conditions and young cells.

Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.