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Yellow dots and short vellus hairs are the most common signs of Alopecia Areata (AA), and trichoscopy can help diagnose AA and track treatment progress.

Scientists created tiny pH-sensing gels that can safely measure the pH levels inside hair follicles.

New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.

Women of child-bearing age with androgenic alopecia lose hair density, especially in certain areas, and their hair becomes thinner. They also lose more than twice as much hair as healthy women.

Advanced male pattern baldness affects the back of the scalp, reducing hair follicles.

Telogen Effluvium is a condition causing excessive hair loss due to stress, illness, drugs, or hormonal changes, and can be treated with specific products or naturally resolves after 3-4 years.

AiQingHua oil improves blood flow and promotes hair growth in mice.

ALRV5XR significantly improves hair density in women with hair loss and is well-tolerated.

ALRV5XR effectively increases hair density in men with androgenetic alopecia without adverse effects.

Researchers successfully grew hair follicle stem cells from mice and humans, which could be useful for tissue engineering and regenerative medicine.

Human hair follicles contain a complex network of prostanoid receptors that may influence hair growth.

COVID-19 can cause hair loss, and treatments like PRP and stem cells might help.

Microneedling helps with hair loss, especially with 5% minoxidil, but more high-quality research is needed.

Sex hormones affect hair growth and loss, and treatments for related hair diseases include various medications, hair transplantation, and light therapy.

Hair transplantation techniques have improved, making the process safer and more effective with less visible scarring.

Hormone treatment for transsexual individuals is effective but carries risks like thromboembolic events and mood changes, with most side effects being minor and reversible.

Basonuclin 2 is vital for the development of facial bones, hair follicles, and male germ cells in adult mice, and its absence can lead to dwarfism and abnormal follicles.

The document concludes that more research is needed to reduce frequent hospital visits, addiction medicine education improves with specific training, early breast cancer surgery findings are emerging, nipple smears are not very accurate, surgery for older melanoma patients doesn't extend life, a genetic condition in infants can often be treated with one drug, doctors are inconsistent with blood clot medication, a certain gene may protect against cell damage, muscle gene overexpression affects many other genes, and some mitochondrial genes are less active in mice with tumors.

Two drugs, finasteride and minoxidil, are approved for hair loss treatment, but new therapies are being developed.

Stem cell treatments show promise for hair loss but need more research.

Blocking IL-17 can reduce skin inflammation in a mouse model of pityriasis rubra pilaris.

PRP injections may improve hair thickness and density in female hair loss patients.

Skin grafts from related donors significantly healed chronic wounds in patients with a severe skin condition over a year.

Patients with autoimmune blistering diseases experience a reduced quality of life, with the need for better measurement tools, especially for those with mucous membrane pemphigoid.

The research found that certain characteristics like age, sex, race, marital status, and education level can influence whether alopecia patients stick to their hair loss treatment with topical minoxidil.

Ethanol over 50% helps minoxidil absorb better into skin.

High-frequency ultrasonography is a useful but underused tool in dermatology for assessing skin cancers, monitoring diseases, and evaluating treatments.

A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.

Trichofolliculoma, a rare benign hair follicle tumor, can potentially recur.

Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.