October 2022 in “Research Square (Research Square)” This study found that type I interferon response-related genes activated by RIG-1 and IL-17 pathways were significantly up-regulated in hair follicle and skin samples with chronic discoidal lupus erythematosus.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” This study reported that IL-15 promotes human hair growth and protects hair follicle immune privilege, potentially stabilizing alopecia areata treatment outcomes when selectively stimulating IL-15Rα signaling.
This study found that type XVII collagen (COL17) regulates interfollicular epidermis proliferation in both neonatal and aged mice through Wnt signaling, suggesting its potential as a target for anti-aging skin strategies.
November 2025 in “Journal of Investigative Dermatology” Certain immune cells in atopic dermatitis skin could be targeted for treatment.
November 2025 in “Cancer Management and Research” This study highlighted Keratin 17's critical role in cancer therapy resistance across several malignancies, involving various signaling pathways, and identified it as a significant biomarker and potential therapeutic target, particularly in reversing resistance.
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.
3 citations
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May 2020 in “JAAD Case Reports” This report discusses two patients with plaque psoriasis who developed hypertrichosis, or excessive hair growth, while undergoing interleukin-17A inhibitor therapy.
October 2014 in “Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)” This study identified a new subset of Ret-positive sensory neurons involved in itch perception, characterized by their unique expression profile and response to specific itch-inducing molecules.
May 2026 in “International Journal of Dermatology” IL-17 and IL-23 inhibitors may cause hair loss.
63 citations
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March 2018 in “Experimental Dermatology” This review explores the physiological roles of collagen XVII in the epidermis, its involvement in stem cell maintenance, and its connections with signaling pathways, but it reports no new results.
37 citations
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August 2024 in “Current Issues in Molecular Biology” This review summarizes recent findings on keratins 6, 16, and 17, highlighting their role in keratinocyte behavior and nuclear functions, and discusses their potential as biomarkers for various skin pathologies, including damage, inflammation, and cancer, rather than in healthy skin.
July 2022 in “Journal of Investigative Dermatology” This study suggests that interleukin-15 plays a complex role in alopecia areata, potentially contributing to immune infiltration while also protecting against hair follicle immune privilege collapse and promoting hair growth.
February 2009 in “Journal of The American Academy of Dermatology” Certain immune system genes are linked to a higher risk of psoriasis and psoriatic arthritis, while others may offer protection.
5 citations
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June 2008 in “British Journal of Dermatology” December 2025 in “AL-QADISIYAH MEDICAL JOURNAL” This study found that patients with alopecia areata had higher serum levels of interleukin-17 and interleukin-23 compared to healthy controls, suggesting these cytokines may play a role in the disease's pathophysiology.
31 citations
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February 2014 in “Inflammation Research” This study found that reduced expression of CD200R1 on monocyte-derived macrophages in rheumatoid arthritis patients was significantly associated with higher disease severity and an imbalance in Th17/Treg cells.
April 2023 in “Journal of Investigative Dermatology” This study found that NIMP-R14-conjugated nanoparticles, loaded with roflumilast, effectively targeted neutrophils to reduce inflammation and improve symptoms in a mouse model of psoriasiform dermatitis, suggesting potential for targeted therapy in autoimmune skin diseases.
1 citations
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April 2024 in “Journal of Autoimmunity” This study found that rhIL-15 promotes human hair follicle growth and regrowth in experimental settings and may have therapeutic potential for alopecia areata by restoring immune privilege guardianship.
December 2025 in “AL-QADISIYAH MEDICAL JOURNAL” The study conducted at Al-Diwaniya Teaching Hospital found that patients with alopecia areata exhibited significantly higher serum levels of interleukin-17 and interleukin-23 compared to healthy controls, suggesting these cytokines might play a role in the disease's pathophysiology.
June 2024 in “Synthetic and systems biotechnology” In this study, researchers identified a collagen fragment, sample-1707, expressed in E. coli, which forms nanofibers and promotes blood clotting, osteoblast differentiation, and skin cell regeneration, making it a promising biomaterial for skin care, with a large-scale production yield of 600 mg/L.
11 citations
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June 2019 in “Tissue & Cell” This study indicates that COL17A1 plays a crucial role in the differentiation process of hair-follicle-associated pluripotent stem cells.
August 2025 in “BMC Pharmacology and Toxicology” The LTF gene may help predict and manage nonspecific orbital inflammation.
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 2005 in “Journal of Investigative Dermatology” This compilation reviews multiple dermatologic studies, reporting findings such as the lack of a psoriasis-susceptibility allele in cluster 17, and highlighting a mouse model for studying hair follicle formation, among others.
1 citations
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July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” In this open-label trial, Tofacitinib was well tolerated and improved IFN and cytokine scores, as well as overall skin pathology, in individuals with Down syndrome and immune skin conditions.
14 citations
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July 2021 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” This study found that alopecia areata patients had higher baseline interleukin levels, which significantly decreased with tofacitinib treatment, though this change did not correspond to disease severity improvement.
1 citations
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August 2021 in “Journal of Investigative Dermatology” ASLAN004 was safe and well-tolerated, supporting further development for treating certain diseases.
245 citations
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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.
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.
April 2023 in “Journal of Investigative Dermatology” This study found that dimethyl fumarate improved delayed wound healing in Il36rn-/- mice by reducing neutrophil extracellular trap formation and oxidative stress.