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Testosterone affects brain functions and contributes to sex differences, influencing conditions like autism.

Local skin glucocorticoid production is crucial for healthy skin, and its disruption can lead to skin diseases.

Scientists have made progress in understanding hair follicle stem cells, identifying specific genes and markers, and suggesting their use in treating hair and skin conditions.

Researchers found that most genes affecting drug responses are not fully covered by commercial SNP chips, suggesting the need for more comprehensive tools to optimize drug selection based on genetics.

Damaged hair follicles make mice more prone to skin inflammation and skin cancer after UV exposure.

Human dermal fibroblasts help microvascular endothelial cells grow, but not vice versa.

The engineered skin substitute helped grow skin with hair on mice.

Different stem cells have benefits and challenges for tissue repair, and more research is needed to find the best types for each use.

Kir6.1 mutations in Cantú syndrome increase channel sensitivity and hyperpolarization, while SUR2B mutations do not.

Male androgenetic alopecia involves hair follicle miniaturization due to DHT, with potential treatments using inhibitors and blockers.

Neurosteroids like neuro-estrogen and neuro-androgen are crucial for brain function and can improve cognition and protect against aging-related decline.

Immune cells are crucial for hair growth and preventing hair loss.

The document describes a rare case of IFAP syndrome, a genetic condition with symptoms of hair loss, light sensitivity, and scaly skin.

The Polish Dermatological Society recommends personalized treatment for cutaneous lupus, including lifestyle changes, medications, and monitoring, with specific drugs for severe cases.

Notch1 helps skin heal by attracting cells that aid repair.

Unique fat cells near fibrotic areas contribute to systemic sclerosis progression.

The document concludes that managing female hyperandrogenism requires a combination of identifying the cause, lifestyle changes, medication, and cosmetic treatments.

Reassurance and counseling are key in managing acute telogen effluvium, with supplements possibly offering a placebo effect.

Levothyroxine effectively treated a dog's skin and hair problems caused by hypothyroidism.

Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.

Tcf3 and Lef1 are key in deciding skin stem cell roles.

Epithelial stem cells are crucial for tissue renewal and repair, and understanding them could improve treatments for damage and cancer.

Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.

The paper concludes that understanding melanocyte development can help in insights into skin diseases and melanoma diversity.

Human skin can make serotonin and melatonin, which help protect and maintain it.

Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.

Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.

Pregnancy can cause various skin changes and diseases, with PUPPP being the most common skin condition specific to pregnancy.

Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.

Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.