دورية أكاديمية
T Helper Plasticity Is Orchestrated by STAT3, Bcl6, and Blimp-1 Balancing Pathology and Protection in Malaria.
العنوان: | T Helper Plasticity Is Orchestrated by STAT3, Bcl6, and Blimp-1 Balancing Pathology and Protection in Malaria. |
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المؤلفون: | Carpio VH; Department of Microbiology and Immunology, University of Texas Medical Branch, Galveston, TX 77555-0435, USA., Aussenac F; Department of Internal Medicine, Division of Infectious Diseases, University of Texas Medical Branch, Galveston, TX 77555-0435, USA., Puebla-Clark L; Department of Internal Medicine, Division of Infectious Diseases, University of Texas Medical Branch, Galveston, TX 77555-0435, USA., Wilson KD; Department of Microbiology and Immunology, University of Texas Medical Branch, Galveston, TX 77555-0435, USA., Villarino AV; Molecular Immunology and Inflammation Branch, National Institute of Arthritis, Metabolic, and Skin Diseases, National Institutes of Health, Bethesda, MD 20892-1674, USA., Dent AL; Department of Microbiology and Immunology, Indiana University School of Medicine, Indianapolis, IN 46202, USA., Stephens R; Department of Microbiology and Immunology, University of Texas Medical Branch, Galveston, TX 77555-0435, USA; Department of Internal Medicine, Division of Infectious Diseases, University of Texas Medical Branch, Galveston, TX 77555-0435, USA. Electronic address: rostephe@utmb.edu. |
المصدر: | IScience [iScience] 2020 Jul 24; Vol. 23 (7), pp. 101310. Date of Electronic Publication: 2020 Jun 24. |
نوع المنشور: | Journal Article |
اللغة: | English |
بيانات الدورية: | Publisher: Cell Press Country of Publication: United States NLM ID: 101724038 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2589-0042 (Electronic) Linking ISSN: 25890042 NLM ISO Abbreviation: iScience Subsets: PubMed not MEDLINE |
أسماء مطبوعة: | Original Publication: [Cambridge, MA] : Cell Press, [2018]- |
مستخلص: | Hybrid Th1/Tfh cells (IFN-γ + IL-21 + CXCR5 + ) predominate in response to several persistent infections. In Plasmodium chabaudi infection, IFN-γ + T cells control parasitemia, whereas antibody and IL-21 + Bcl6 + T cells effect final clearance, suggesting an evolutionary driver for the hybrid population. We found that CD4-intrinsic Bcl6, Blimp-1, and STAT3 coordinately regulate expression of the Th1 master regulator T-bet, supporting plasticity of CD4 T cells. Bcl6 and Blimp-1 regulate CXCR5 levels, and T-bet, IL-27Rα, and STAT3 modulate cytokines in hybrid Th1/Tfh cells. Infected mice with STAT3 knockout (KO) T cells produced less antibody and more Th1-like IFN-γ + IL-21 - CXCR5 lo effector and memory cells and were protected from re-infection. Conversely, T-bet KO mice had reduced Th1-bias upon re-infection and prolonged secondary parasitemia. Therefore, each feature of the CD4 T cell population phenotype is uniquely regulated in this persistent infection, and the cytokine profile of memory T cells can be modified to enhance the effectiveness of the secondary response. Competing Interests: Declaration of Interests The authors declare no competing interests. (Copyright © 2020 The Author(s). Published by Elsevier Inc. All rights reserved.) |
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معلومات مُعتمدة: | R01 AI089953 United States AI NIAID NIH HHS; R01 AI135061 United States AI NIAID NIH HHS |
فهرسة مساهمة: | Keywords: Immunology; Parasitology |
تواريخ الأحداث: | Date Created: 20200708 Latest Revision: 20210110 |
رمز التحديث: | 20231215 |
مُعرف محوري في PubMed: | PMC7339051 |
DOI: | 10.1016/j.isci.2020.101310 |
PMID: | 32634740 |
قاعدة البيانات: | MEDLINE |
تدمد: | 2589-0042 |
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DOI: | 10.1016/j.isci.2020.101310 |