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Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.

Sweat glands and hair follicles are determined by opposing signals, with BMPs promoting sweat glands and blocking BMPs leading to hair follicles.

Researchers improved a method to study individual cells in newborn mouse skin and found a way to assess the severity of a skin condition in humans.

The guideline suggests using specific criteria to diagnose PCOS, recommends various treatments for its symptoms, and advises screening for related health issues.

The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.

The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.

The report recommends personalized treatment for women's sexual dysfunctions and more research on effective therapies.

Acne affects most teenagers and can continue into adulthood, with various treatments available that show improvement but have concerns like antibiotic resistance and side effects.

5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.

Targeted cancer therapies often cause serious skin problems that need careful management.

Experts recommend thorough medical, sexual, and psychosocial assessments for women's sexual dysfunctions, and suggest individualized treatment plans with regular check-ups. They also mention potential use of estrogen and androgen therapy, but with caution due to safety concerns.

Researchers developed promising agents for prostate cancer imaging, with the best one showing high potential for clinical use.

Insulin sensitizers may slightly reduce hirsutism but are less effective than other treatments.

Using platelet-rich plasma with microneedling works better for acne scars than microneedling with water.

Hormones like estrogen, testosterone, progesterone, and prolactin play complex roles in female sexual function, with testosterone potentially improving sexual desire, arousal, and satisfaction. However, more research is needed to establish safe and effective hormone treatments for female sexual dysfunction.

Low-level laser therapy might help hair growth, but more research is needed.

The conclusion is that managing androgen excess requires long-term treatment, including hormonal contraceptives and androgen blockers, with follow-up after six months.

Acne treatment varies, with topical and systemic therapies effective, and more research needed on treatment order and long-term effects.

Spironolactone effectively reduces hair growth in women with hirsutism and is generally well-tolerated.

Aromatase gene variation may increase female hair loss risk.

Chemotherapy often causes skin, nail, and hair side effects, significantly impacting quality of life.

The document says to treat cat fungal infections with medicine and clean the environment, noting that cats without symptoms can still spread it to humans.

Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.

The guide explains how to study human and mouse sebaceous glands using various staining and imaging techniques, and emphasizes the need for standardized assessment methods.

Some women with acne have higher levels of free testosterone, which might suggest using hormonal treatments for acne.

Spironolactone is an effective and well-tolerated first-line treatment for hidradenitis suppurativa in women.

Dutasteride-containing mesotherapy effectively treats female hair loss, improving density and thickness with minimal side effects.

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

Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.

Genetic data can predict male-pattern baldness with moderate accuracy, especially for early-onset cases in some European men.