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This article discusses various biological mechanisms that influence the formation of skin lesion patterns, emphasizing the need for more systematic research to improve understanding and treatment of skin disorders, but reports no new empirical findings.

This study found distinct gene expression profiles in the parietal and occipital scalp of individuals with androgenetic alopecia, linked to developmental origins and susceptibility to hair loss, offering insights into genetic and epigenetic factors involved in AGA.

This study found that a combination of azelaic acid, minoxidil, and caffeine significantly reduced skin flap necrosis in rats, likely by increasing nitric oxide content and iNOS expression, compared to individual treatments.

This review discusses common skin appendage diseases, including their pathophysiology and treatments, but does not report new results.

This article reviews previous cases and reports of allergic contact dermatitis from minoxidil but does not provide new clinical findings.

This article discusses how nutritional and environmental factors, along with antioxidant supplementation, may improve hair growth by mitigating the effects of androgens and reports no new clinical results.

This study found that lower vitamin D levels were inversely associated with the severity of female pattern hair loss and patchy alopecia areata, but not with telogen effluvium.

This review highlights the hair follicle's structural and functional properties as an effective route for delivering active compounds in treating hair disorders, focusing on emerging carrier technologies to enhance targeted transfollicular delivery.

Chronic kidney disease can cause hair loss, which may be related to zinc deficiency or certain medications, and sometimes hair grows back when the underlying issue is treated.

This study found that postmenopausal women experience two distinct patterns of hair changes, with diffuse scalp hair loss linked to body hair loss and age, and frontal hair loss associated with increased facial hair and a younger age.

Androgens and other hormones affect hair growth and skin conditions like acne.

This review discusses the emergence and impact of eosinophilia-myalgia syndrome related to L-tryptophan and offers insights into environmental factors affecting sclerodermatous conditions, with no new research findings presented.

This article reviews the mechanisms by which minoxidil stimulates hair growth and reports no new clinical findings.

This review discusses the role of the TOR pathway in aging and suggests that rapamycin could potentially target age-related diseases, but reports no new clinical results.

This article discusses the potential role of melatonin in protecting skin against stress and maintaining homeostasis, based on its local synthesis and various protective functions, but presents no new clinical results.

This review discusses the cutaneous symptoms associated with COVID-19 and their potential use in diagnosing and assessing the severity of the disease, but it reports no new clinical results.

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 article discusses the influence of estrogens on hair follicle growth and metabolism, suggesting a significant role alongside androgens in hair growth control but reports no new clinical results.

This review examines recent advances in understanding the pathophysiology and molecular mechanisms of androgenetic alopecia, highlighting two major genetic risk loci, but does not report new clinical findings.

This study found that feeding aged mice a probiotic yogurt induced changes leading to thicker, healthier fur, suggesting a bacteria-triggered interleukin-10-dependent mechanism that mimics signs of youth and reproductive fitness.

This review discusses medical and surgical therapies for alopecias in Black women, focusing on the impact of hair-care practices and the importance of patient education, but reports no new clinical results.

This study suggests that finasteride's effect on promoting hair growth in men with androgenetic alopecia may be due to its inhibition of 5aR2 localized in hair follicles.

This review examines cell senescence pathways in melanocytes, highlighting the involvement of telomere attrition, the p16/RB pathway, and cAMP signaling in the context of melanoma development, but reports no new findings.

This article reviews treatment options for male-pattern and female-pattern hair loss, telogen effluvium, and alopecia areata, but provides no new clinical results; algorithmic management approaches are included.

This review discusses the influence of oestrogens on various skin components and highlights their modulatory roles and receptor pathways, but it reports no new clinical results.

Artificially inducing hair regrowth in mice can change the normal pattern and timing of hair growth, with minimal color differences between old and new fur.

This review discusses the presence of the StAR protein in 17 non-classical steroidogenic tissues, suggesting that advanced detection methods are needed for a complete understanding of its functions in these tissues.

This review describes the molecular interactions between androgens and Wnt/ß-catenin signaling in androgenetic alopecia but reports no new experimental or clinical findings; the authors discuss potential Wnt/ß-catenin-targeted treatments for hair growth.

This study found that 4-MA is a potent inhibitor of testosterone 5α-reductase in human tissues, promising potential for treating androgen-dependent skin conditions like male pattern baldness.

This article provides a framework for understanding hair disorders and treatment options in transgender individuals undergoing hormonal therapy and reports no new clinical results.