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This study found that finasteride improves scalp hair growth in men with male pattern hair loss by reducing scalp dihydrotestosterone levels, but it did not benefit postmenopausal women with female pattern hair loss.

This chapter reviews recent advances in 5α-reductase inhibitors for treating disorders mediated by dihydrotestosterone and reports no new clinical findings.

This article discusses the clinical presentation, histopathologic findings, and pathogenesis hypotheses of vitiligo without reporting new clinical results.

This extensive review discusses the clinical manifestations, potential associations, and treatment approaches for lichen planus, but reports no new clinical results, highlighting gaps in evidence for therapeutic strategies.

Hormonal interactions, especially involving DHT and estrogen, play a key role in BPH development and treatment.

Finasteride helps regrow hair and shrink prostate by reducing DHT, with some sexual side effects.

This study found that loss-of-function mutations in the HOXC13 gene cause autosomal-recessive pure hair and nail ectodermal dysplasia, emphasizing its role in hair and nail development.

This study observed that androgenic alopecia patients taking finasteride had altered neuroactive steroid levels and persistent depression symptoms even after stopping the treatment.

This study mapped genomic copy number variation in Chinese fine-wool sheep, identifying genes involved in sensory perception, nutrient metabolism, growth, and development, and highlighting significant selection on the RXFP2 gene.

This study identified that the enzyme CYP2B12 is skin-specific and likely plays a role in the metabolism of arachidonic acid, a key component in lipid signaling within sebaceous glands.

This review discusses the production, role, and measurement of dihydrotestosterone (DHT) in various disorders of sexual development but does not report new clinical results.

This review discusses various pediatric hair loss conditions and treatments, highlighting the importance of a holistic approach and noting that no single treatment is universally effective.

In this study, researchers observed that testicular 17β-hydroxysteroid dehydrogenase deficiency in an inbred Arab population in Israel leads to genital ambiguity at birth and progressive virilization after puberty.

This review discusses the role of phytochemical nanoparticles in cervical cancer therapy and reports no new clinical results; the authors highlight their potential advantages over conventional chemotherapy.

This review discusses the clinical and molecular history of 5-alpha reductase deficiency, highlighting its role in male sexual differentiation and potential therapeutic applications, but reports no new research outcomes.

This study identified mutations in the SREBF1 gene that impair SREBP1 function, potentially contributing to IFAP syndrome by affecting skin, hair, and eye development.

This article reviews potential factors influencing Behçet's disease, like increased neutrophil functions, immunological changes, stress, and hormonal alterations, but it presents no new clinical results.

This study found that women with PCOS were more likely to have longer anogenital distances, indicating possible intrauterine origins linked to prenatal androgen exposure.

This article reviews the genetic basis, diagnostic approaches, and treatment options for nude severe combined immunodeficiency, but does not present any new research findings.

This report presents the second known case of erythema nodosum without typical associated conditions, which could be linked to mycoplasma infection, although no testing was conducted to confirm this in the patient.

This article reviews androgen insensitivity syndrome and highlights the factors contributing to phenotypic diversity in 46,XY patients with AR gene mutations, reporting no new clinical results.

Testicular microlithiasis may increase the risk of testicular cancer and patients with it should be closely monitored.

This article reviews the therapeutic use of interferons and other cytokines in various viral, tumorous, and inflammatory diseases, discussing their biological effects and potential future applications without presenting new experimental results.

This review examines the role of hormones in acne pathogenesis, the use of hormonal therapies for treatment, and the importance of contraceptive counseling during isotretinoin therapy, but reports no new clinical results.

This study found that transdermal DHT treatment increased penile length in boys with 5α-reductase type 2 deficiency, but post-pubertal growth was limited and carried potential prostate complications.

This case report describes a 67-year-old woman with frontal fibrosing alopecia and her daughter with lichen planopilaris, noting identical HLA D types which suggest a phenotypical link between these conditions.

This study identified a missense mutation in the keratin 71 gene as the cause of autosomal dominant woolly hair/hypotrichosis in a Japanese family, marking the first human mutation in KRT71 linked to a hair disorder.

This study reported that 5 alpha-reductase type 2 is the predominant enzyme in pubic skin fibroblasts across normal men, women, and hirsute patients, suggesting potential treatment options for idiopathic hirsutism.

This study reported that CYP21A2 heterozygous mutations do not significantly contribute to the pathogenesis of polycystic ovary syndrome.

This study found a significant association between patients' sex of rearing and external genitalia in those with gonadal dysgenesis, while noting lower testosterone levels compared to controls.