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Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.

People with alopecia areata have more Th17 cells and fewer Treg cells, which may be key to the condition's development.

Hair transplantation can lead to complications like pain, swelling, and rare serious issues, but risks can be reduced with careful practices.

A teenage girl with a fungal scalp infection got better with antifungal and allergy medication, plus medicated shampoo.

EFBL offers hidden incisions, faster recovery, and fewer risks, but may raise hairline and cost more.

PRP treatment improves hair count, density, and reduces hair loss in AGA patients.

Dihydrotestosterone treatment on 2D and 3D-cultured skin cells slows down hair growth by affecting certain genes and could be a potential target for hair loss treatment.

Advanced therapies like gene, cell, and tissue engineering show promise for hair regrowth in alopecia, but their safety and effectiveness need more verification.

Male hormones and their receptors play a key role in hair loss and skin health, with potential new treatments being explored.

Finasteride and dutasteride are effective for male hair loss and enlarged prostate but may cause reversible sexual side effects.

The document concluded that stem cells are crucial for skin repair, regeneration, and may help in developing advanced skin substitutes.

The document concludes that while there are various treatments for Alopecia Areata, there is no cure, and individualized treatment plans are essential due to varying effectiveness.

Understanding how hair follicle stem cells work can help find new ways to prevent hair loss and promote hair growth.

Bmpr2 and Acvr2a receptors are crucial for hair retention and color.

Restoring immune privilege in hair follicles could help treat certain types of hair loss.

The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.

Research on epidermal stem cells has advanced significantly, showing promise for improved clinical therapies.

Tissue expanders effectively repair large scalp defects and restore a natural-looking scalp.

A teenage girl with a fungal scalp infection got better with antifungal and allergy medication, and special shampoo.

Hair transplant surgery reduces scalp sensitivity by almost 40%, and smokers have less scalp sensitivity than non-smokers. The time since surgery doesn't significantly affect this.

Apremilast was not effective in treating moderate-to-severe alopecia areata.

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

Scientists can grow human hair follicle stem cells in a lab without changing their nature, which could help treat hair loss.

Micropigmentation effectively hides scalp scars with few complications.

Platelet-Rich Plasma (PRP), a substance from a patient's own blood, can stimulate hair regrowth in people with Androgenetic Alopecia (AGA) who haven't had success with other treatments, but more research is needed to optimize its use.

Hair transplant megasessions are safe up to 1500 grafts but larger sessions have more risks and challenges.

Using a scalp flap for hair transplantation gives denser, faster results than older methods, but it's complex and needs careful planning.

Adult esophageal cells can start to become like skin cells, with a key pathway influencing this change.

Extracorporeal shock waves significantly improve hair growth in women with female pattern hair loss.

Modified stem cells from umbilical cord blood can make hair grow faster.