September 2024 in “South Eastern European Journal of Public Health” This study found that patients with alopecia areata had increased levels of serum immunoglobulin E and interleukin-13 compared to healthy controls, with additional variation in levels observed across age and weight.
August 2024 in “Qucosa (Saxon State and University Library Dresden)” In this study on mice, researchers observed that dermal white adipose tissue (dWAT) plays a key role in regulating skin inflammation and tissue repair; however, reduced expression of certain cytokines in obese mice may hinder these processes, indicating potential metabolic disruptions in dWAT during inflammation.
January 2024 in “International Journal of Dermatology” This commentary piece identifies interleukin-13 as a potential therapeutic target for treating alopecia areata associated with atopic dermatitis, although specific study results or outcomes are not provided in the abstract.
In this study, serum IL-13 and TGF-β concentrations were significantly different between alopecia areata patients and controls, suggesting a role for these cytokines in the disease's pathogenesis.
1 citations
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July 2012 in “Nasza Dermatologia Online” This study found that patients with alopecia areata had significantly higher serum levels of IL-1α compared to healthy controls, with no significant difference observed in IL-1β levels.
2 citations
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April 2018 in “Journal of Investigative Dermatology” This study suggests that frontal fibrosing alopecia is a highly inflammatory disease involving TH1 and JAK-STAT pathways, without reduced hair keratins, highlighting JAK-STAT signaling as a potential therapeutic target.
June 2024 in “Journal of Allergy and Clinical Immunology” In this study, thymic stromal lymphopoietin (TSLP) induced IL-4/IL-13 from T cells, prompting sebum secretion and adipose loss, suggesting IL-4/IL-13 may affect skin barrier function in atopic dermatitis.
44 citations
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June 2023 in “Cell Reports” This study investigated dermal fibroblasts in mouse skin using single-cell RNA sequencing and identified signaling pathways that influence adipogenesis, finding that IL-1-NF-κB promotes, while WNT-β-catenin inhibits, the adipogenic potential of these cells, with implications for wound healing and scar formation.
1 citations
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May 2025 in “Fayoum University Medical Journal/Fayoum University Medical Journal ” This systematic review reported an association between specific interleukin gene polymorphisms (IL-17A, IL-18, IL17RA, and IL16) and alopecia areata, suggesting further genetic studies are needed to confirm the interleukins' role in the disorder's progression.
April 2026 in “Dove Medical Press (Taylor and Francis Group)” This study found that Myrtus communis leaf extract significantly decreased IL-1α and increased VEGF gene expressions in human keratinocytes, which may relate to the plant's traditional uses for hair loss and wound healing, though further research is needed to explore these effects.
April 2023 in “Journal of Investigative Dermatology” In this study, researchers found that the protein eIF4E is crucial for keratinocyte proliferation in psoriasis, suggesting it as a potential treatment target for the condition.
April 2023 in “Journal of Investigative Dermatology” The study identified increased IL-24 expression in keratinocytes and fibroblasts exposed to particulate matter, contributing to skin aging by promoting conditions similar to age-related changes such as increased MMP1 expression and decreased type I collagen production.
April 2023 in “Journal of Investigative Dermatology” In this study, recombinant type III collagen was found to promote fibroblast proliferation and migration, suggesting potential anti-aging and repairing effects, although it was only effective in significantly inhibiting IL-6, not TNF-α, secretion.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, IL-1α and IL-7 were found to work together to activate epidermal γδ T-cells, which in turn promote hair follicle stem cell proliferation during mouse wound healing.
April 2023 in “Journal of Investigative Dermatology” This study found that intradermal injection of a specially designed RNA molecule, cp-asiAR, successfully reduced androgen receptor levels and promoted hair growth in a mouse model of androgenetic alopecia, while also improving hair follicle characteristics in ex vivo human scalp tissues without significant toxicity.
38 citations
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March 1997 in “Journal of interferon & cytokine research” This study suggests that IL-1β produced by dermal papilla cells, regulated by protein kinase C, may inhibit human hair follicle growth through paracrine signaling.
72 citations
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March 2023 in “Biomolecules” This study reviewed the use of dupilumab, beyond its approved indications for atopic dermatitis and prurigo nodularis, and found effective treatment reports for various chronic inflammatory skin diseases such as bullous autoimmune diseases, eczema, and alopecia areata, highlighting its broad potential in dermatology.
37 citations
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December 2021 in “Cells” This study found that dysregulation of systemic Th1, Th2, and Th17 cytokines is associated with alopecia areata, with specific cytokines linked to disease activity and treatment response.
24 citations
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August 2022 in “Immunity” This study found that control of Demodex mite colonization in mice required skin ILC2s and IL-13, highlighting their role in maintaining HF integrity and limiting mite overgrowth.
9 citations
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January 2018 in “Acta dermato-venereologica” This study found that carbonic anhydrase II was significantly upregulated in human keratinocytes when treated with toll-like receptor 3 agonist and Th2 cytokines, suggesting its potential role in inflammatory skin conditions.
6 citations
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January 2023 in “npj regenerative medicine” This study found that transplanting hair follicles into human scars may remodel fibrotic tissue and reduce scarring by altering collagen structure and decreasing pro-fibrotic factors.
5 citations
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January 2022 in “Molecular Medicine Reports” In this study, topical application of Korean maritime pine bark extract at 2% concentration significantly promoted hair growth in mice, suggesting its potential use for hair loss prevention or treatment.
4 citations
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January 2019 in “Einstein (São Paulo)” In this case report, a patient with severe atopic dermatitis experienced significant improvement with dupilumab after other treatments, including immunosuppressive agents, failed to control the disease.
3 citations
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September 2024 in “Journal of Microbiology and Biotechnology” This study found that human placenta hydrolysate effectively inhibited atopic dermatitis development in stimulated human cells and a mouse model, suggesting its potential as a therapeutic agent for related skin diseases.
September 2023 in “Journal of the American Academy of Dermatology” Increased Treg cells and IL-10 may help quick recovery in acute diffuse and total alopecia.
July 2026 in “Journal of Investigative Dermatology” Alopecia totalis/universalis involves more intense immune activity and inflammation than patchy alopecia areata.
232 citations
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December 2011 in “Journal of the American Academy of Dermatology” Understanding and targeting specific molecules can help reduce scarring and promote scar-free healing.
123 citations
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May 2009 in “Journal of Neuroscience” In this study, researchers found that in late pregnancy, the neuroactive progesterone metabolite allopregnanolone inhibits HPA axis responses to immune challenges via an opioid-mediated mechanism.
27 citations
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January 2016 in “Cellular Physiology and Biochemistry” This study found that the extract of Bidens pilosa L. improved dry eye symptoms associated with androgen deficiency in rats by enhancing tear production, stabilizing the tear film, and reducing lacrimal gland inflammation.
20 citations
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December 2013 in “Journal of Dermatology” This study found that UV-B exposure significantly increased the expression of inflammatory cytokines IL-1β and IL-8 in cultured sebocytes.