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Genetic mutations can cause hair growth disorders by affecting key genes and signaling pathways.

Adding hyaluronic acid helps create larger artificial hair follicles in the lab.

Hormones and neuroendocrine factors control hair growth and color, and more research could lead to new hair treatment options.

MicroRNAs play a crucial role in skin and hair health, affecting everything from growth to aging, and could potentially be used in treating skin diseases.

Bone marrow and umbilical cord stem cells can help grow new hair.

Minoxidil helps regrow hair in female pattern hair loss, but more research needed for other treatments.

Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.

Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.

Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.

Men's hair loss is caused by hormones and genes, and can be treated with medication and surgery, while graying is due to aging and has no prevention except dyeing.

Facial hair restoration is generally successful and satisfying for patients when done with quality techniques and realistic expectations.

Mobile phone radiation can cause DNA damage in human hair root cells.

Hair follicle hyperplasia is common in both benign and malignant skin lymphoproliferative disorders, with a proposed new term "pseudolymphomatous adnexitis."

Aromatase inhibitor therapy for breast cancer increases the risk of hair loss and thinning.

Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.

Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.

Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.

Hormone therapy affects hair growth in transgender individuals, with testosterone potentially causing hair loss in trans men and estrogen reducing facial/body hair in trans women; treatment options vary.

Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.

The hair shedding scale accurately identifies abnormal hair shedding in women with long hair, with grades 5 and 6 indicating excessive shedding.

Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.

Nd:YAG laser can reduce hair with multiple treatments, but permanent removal isn't guaranteed.

The article concludes that developing in vitro models for human hair structures is important for research and reducing animal testing, but there are challenges like obtaining suitable samples and the models' limitations.

Researchers found genetic mutations causing hypohidrotic ectodermal dysplasia in 88% of studied patients and identified new mutations and genetic variations affecting the disease.

Hair loss in teenagers is hard to treat and lacks a cure, with some treatments available depending on the type of hair loss.

Dogs could be good models for studying human hair growth and hair loss.

Further research is needed to improve hair regeneration using stem cells and nanomaterials.

Three specific proteins can turn adult skin cells into hair-growing cells, suggesting a new hair loss treatment.

South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.

PBX1 helps hair stem cells grow and change by turning on certain cell signals and preventing cell death, which may be useful for hair regrowth treatments.