Abstract
Here we present evidence for previously unappreciated B-cell immune dysregulation during acute Epstein-Barr virus (EBV)-associated infectious mononucleosis (IM). Longitudinal analyses revealed that patients with acute IM have undetectable EBV-specific neutralizing antibodies and gp350-specific B-cell responses, which were associated with a significant reduction in memory B cells and no evidence of circulating antibody-secreting cells. These observations correlate with dysregulation of tumor necrosis factor family members BAFF and APRIL and increased expression of FAS on circulating B cells.
Copyright © 2015, American Society for Microbiology. All Rights Reserved.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Antibodies, Neutralizing / immunology*
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Antibodies, Viral / immunology*
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B-Cell Activating Factor / immunology
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B-Lymphocytes / immunology*
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B-Lymphocytes / virology
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CD8-Positive T-Lymphocytes / immunology
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Capsid Proteins / immunology
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Epstein-Barr Virus Infections / immunology
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Epstein-Barr Virus Infections / virology
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Herpesvirus 4, Human / immunology*
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Humans
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Immunologic Memory / immunology
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Infectious Mononucleosis / immunology*
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Infectious Mononucleosis / virology
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Lymphocyte Activation / immunology
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Tumor Necrosis Factor Ligand Superfamily Member 13 / immunology
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Viral Matrix Proteins / immunology
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fas Receptor / metabolism
Substances
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Antibodies, Neutralizing
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Antibodies, Viral
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B-Cell Activating Factor
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Capsid Proteins
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EBV-associated membrane antigen, Epstein-Barr virus
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TNFSF13B protein, human
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Tumor Necrosis Factor Ligand Superfamily Member 13
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Viral Matrix Proteins
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fas Receptor