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Chemotherapy and bone marrow transplant can cause permanent hair loss.

Androgens are important for normal ovarian function and estrogen production, but may not be the main cause of follicle death.

Technique creates 3D cell spheroids for hair-follicle regeneration.

Some parents have a mild form of congenital adrenal hyperplasia without symptoms, and they usually don't need treatment.

Notch-related genes play a key role in the development and cycling of hair follicles.

Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.

The review recommends hormone replacement therapy for women with premature ovarian insufficiency to manage symptoms and protect health, with specific approaches for different groups.

Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.

Using CRISPR for gene editing in the body is promising but needs better delivery methods to be more efficient and specific.

PRP treatment may stimulate hair growth by promoting blood vessel formation, increasing growth factors, and preventing cell death.

Lymphocytes, especially CD8+ T cells, play a key role in causing alopecia areata, and targeting them may lead to new treatments.

High doses of cyproterone acetate increase the risk of brain tumors in women, but the risk decreases after stopping the medication.

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

EdnrB signaling helps melanocyte stem cells regenerate and could be targeted to treat pigmentation issues.

Both mouse and rat models are effective for testing alopecia areata treatments.

The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.

Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.

Male pattern hair loss caused by follicular miniaturization; early diagnosis and treatment can reduce psychological burden.

High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.

EGF and FGF boost hair cell growth, hydrocortisone slows it, and minoxidil doesn't affect it.

The document concludes that electrolysis and thermolysis can permanently remove hair but calls for better regulation to ensure safety, and notes a possibility of hair regrowth and rare complications.

Hormone treatment for transgender patients may not need to be stopped before surgery, but more research is needed, especially on estrogen.

Improving the environment and cell interactions is key for creating human hair in the lab.

Minoxidil and pyrithione zinc combo most effectively increases hair density.

Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.

The document concludes that the effectiveness of platelet rich plasma in aesthetic surgery is unclear due to inconsistent reporting and lack of objective measures in studies.

Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.

Older skin has higher cancer risk due to inflammation and stem cell issues.

Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.

Most patients treated with low-dose alpha-interferon for malignant melanoma experienced skin side effects, with hair loss being the most frequent.