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CD4 T-cell-mediated demyelination is increased in the absence of gamma interferon in mice infected with mouse hepatitis virus
Journal article   Open access   Peer reviewed

CD4 T-cell-mediated demyelination is increased in the absence of gamma interferon in mice infected with mouse hepatitis virus

Lecia Pewe, Jodie Haring and Stanley Perlman
Journal of virology, Vol.76(14), pp.7329-7333
07/2002
DOI: 10.1128/JVI.76.14.7329-7333.2002
PMCID: PMC136326
PMID: 12072531
url
https://europepmc.org/articles/pmc136326View
Published (Version of record) Open Access

Abstract

Mice infected with the murine coronavirus, mouse hepatitis virus, strain JHM (MHV) develop an immune-mediated demyelinating encephalomyelitis. Adoptive transfer of MHV-immune splenocytes depleted of either CD4 or CD8 T cells to infected mice deficient in recombination activation gene 1 resulted in demyelination. We showed previously that the process of CD8 T-cell-mediated demyelination was strongly dependent on the expression of gamma interferon (IFN-gamma) by donor cells. In this report, we show, in contrast, that demyelination and lymphocyte infiltration were increased in recipients of IFN-gamma(-/-) CD4 T cells when compared to levels in mice receiving C57BL/6 CD4 T cells.
Central Nervous System Viral Diseases - physiopathology Demyelinating Diseases - physiopathology Mice, Inbred C57BL Coronavirus Infections - physiopathology Interferon-gamma - physiology Adoptive Transfer Murine hepatitis virus - pathogenicity Coronavirus Infections - immunology Genes, RAG-1 CD4-Positive T-Lymphocytes - immunology Animals CD4-Positive T-Lymphocytes - transplantation Demyelinating Diseases - immunology Mice Interferon-gamma - genetics Central Nervous System Viral Diseases - immunology

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