April 2017 in “Journal of Investigative Dermatology” In this study, higher plasma leptin levels were associated with increased risk and severity of androgenetic alopecia in men, but further research is needed to understand the clinical implications.
December 2022 in “Research Square (Research Square)” In this study, type I interferon response-related genes activated by RIG-1 and IL-17 signaling pathways were significantly up-regulated in both hair follicles and skin tissues affected by chronic discoidal lupus erythematosus.
245 citations
,
October 2015 in “Nature medicine” The research found that hair follicle–derived cytokines, particularly IL-15 and IL-7, regulate skin-resident memory T cells and their role in both immune homeostasis and lymphoma in the skin.
1 citations
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January 2025 in “Archives of Dermatological Research” This study found that patients with alopecia areata had significantly higher serum IL-1R1 levels, IL-1R1 gene expression, and hsa-miR-19b-3p levels compared to healthy controls, suggesting these could serve as diagnostic and prognostic markers for the disease's severity.
169 citations
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May 2006 in “Genes & Development” This study found that keratin 17 and TNFα play interdependent roles in regulating hair follicle cycling, with TNFα required for the anagen–catagen transition and its ablation partially rescuing hair cycling defects in K17-null mice.
56 citations
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March 2003 in “Journal of Investigative Dermatology” This study found that 17β-estradiol inhibited RANTES production in human keratinocytes by suppressing nuclear factor κB activity, suggesting a potential mechanism for 17β-estradiol's modulation of psoriasis-related inflammation.
141 citations
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February 1988 in “Molecular and Cellular Biology” This study found that despite strong homology between two K16 genes, only one encoded a functional protein that assembled into keratin filaments in epithelial cells, possibly due to promoter strength differences.
November 2025 in “The Journal of Immunology” In a murine model of alopecia areata, this study observed that the IL-2 fusion protein HCW9302 helped prevent disease development by expanding regulatory T cells and reducing disease-causing effector T cell infiltrates, suggesting potential for using IL-2 fusion proteins in alopecia areata treatment.
November 2022 in “Journal of Investigative Dermatology” This study provides evidence that ILC1-like cells can induce alopecia areata in previously healthy human hair follicles, challenging the view that it is solely an autoantigen-dependent autoimmune disease.
April 2023 in “Journal of Investigative Dermatology” This study found that tissue transcriptomics and a normalization approach can effectively cluster nine inflammatory skin diseases and identify specific biomarkers, including PTEN as a marker for cutaneous lupus erythematosus.
32 citations
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January 2012 in “Clinical & Developmental Immunology” In this study, rheumatoid arthritis patients showed no changes in the number of circulating follicular helper T cells, but these cells had increased CD200 expression, implicating them in disease pathogenesis and suggesting CD200/CD200R as a potential therapeutic target.
January 2015 in “ScholarlyCommons (University of Pennsylvania)” This study discovered that DNA damage independently induces IL-19 and IL-24 cytokines, which regulate senescence-associated secretory phenotype factors, suggesting potential pathways for treating cancer and age-related diseases.
191 citations
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May 2018 in “British journal of dermatology/British journal of dermatology, Supplement” This study reviewed recent theories on alopecia areata's pathogenesis, highlighting its autoimmune nature due to immune privilege disruption in hair follicles, and noted current treatments have limited efficacy with high relapse rates, underscoring the need for further research into its mechanisms for better therapies.
88 citations
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August 2019 in “Nature communications” In this study, researchers identified a specific T cell receptor associated with carbamazepine-induced severe cutaneous adverse reactions, demonstrating its potential for therapeutic development in patients with the HLA-B*15:02 genotype.
78 citations
,
October 2020 in “Experimental Dermatology” This review summarizes 15 years of clinical and experimental research advancements in hidradenitis suppurativa, highlighting its recognition as a uniquely healable inflammatory skin disease but reports no new clinical results.
66 citations
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May 2021 in “Science Advances” In this study, researchers found that electrospun membranes with aligned surface topography advanced the immune response towards an adaptive stage and highlighted the role of T cells in hair follicle regeneration in mice, showcasing the intricate interactions between immune and skin cells.
60 citations
,
September 2015 in “Expert Review of Clinical Immunology” This study suggests that CD8+ cytotoxic T lymphocytes play a crucial role in the development of alopecia areata, based on observations in rodent models that mimic human autoimmune disease.
40 citations
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December 2012 in “PLoS ONE” This study found that selective deletion of Ctip2 in epidermal keratinocytes in adult mice leads to atopic dermatitis-like inflammation and suggests Ctip2 plays a crucial role in skin barrier maintenance and inflammatory regulation.
34 citations
,
July 2020 in “Frontiers in immunology” This mini-review discusses the role of androgens, specifically testosterone and dihydrotestosterone, in the pathogenesis of autoimmune liver diseases and reports no new results.
34 citations
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October 2017 in “Archivos Argentinos De Pediatria” This review discusses the clinical characteristics, diagnosis, and treatment of alopecia areata, exploring potential environmental, immunological, and genetic factors involved in its development, but reports no new research findings.
25 citations
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December 2018 in “Human Molecular Genetics” This study found that the PSEN1-P242LfsX11 mutation in hidradenitis suppurativa influences cytokine and chemokine expression in macrophages, potentially affecting inflammatory responses.
23 citations
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January 2024 in “Nature Immunology” This study, using multimodal profiling in mice, found that various tissues contain unique γδ T cell subsets adapted to their environment, revealing their functional diversity, lineage relationships, and similarities to CD8+ tissue-resident memory T cells.
23 citations
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November 2020 in “Central-European Journal of Immunology/Central European Journal of Immunology” This review explores the autoimmune hypothesis of alopecia areata and the possible genetic and melanogenesis-associated autoantigens, but reports no new clinical findings.
18 citations
,
January 2017 in “Annals of dermatology/Annals of Dermatology” This study found that Th17 lymphocytes may play a more crucial role than cytotoxic T cells in the development of alopecia areata due to their infiltration around the hair bulb/bulge, which exacerbates hair loss as histopathological grade worsens.
17 citations
,
August 2019 in “Frontiers in Immunology” This review examines non-invasive methods for diagnosing inflammatory skin diseases like lupus erythematosus and psoriatic inflammation using samples from plucked hair and skin tape-strips, but no new clinical results are presented.
12 citations
,
April 2014 in “Molecular Medicine Reports” In this study, transcriptome analysis identified 68 differentially expressed miRNAs in human dermal papilla cells treated with hydrogen peroxide, suggesting they play a significant role in growth arrest and apoptosis.
10 citations
,
August 2014 in “PLoS ONE” This study suggests that mammalian hair follicles may serve as a viable and non-invasive system for diagnosing traumatic brain injury, reflecting similar molecular responses observed in other tissues.
9 citations
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June 2018 in “Scientific Reports” This study reported that patients with alopecia areata or alopecia totalis/universalis have a slightly increased overall cancer risk compared to controls, with specific increases in thyroid, bladder, and prostate cancers depending on the alopecia type.
9 citations
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October 2017 in “Archivos Argentinos de Pediatria” This review discusses the clinical features, diagnosis, and treatment of alopecia areata, while investigating potential genetic, environmental, and immunological factors involved in its etiology, but reports no new findings.
8 citations
,
February 2023 in “American Journal of Physiology-Cell Physiology” This review discusses the roles of adiponectin and bradykinin in skin homeostasis and pathologies, highlighting the need for further research into their therapeutic potential but reports no new clinical results.