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The role of CD4 and CD8 T cells in MHV-JHM-induced demyelination
Journal article   Open access   Peer reviewed

The role of CD4 and CD8 T cells in MHV-JHM-induced demyelination

G F Wu, A A Dandekar, L Pewe and S Perlman
Advances in experimental medicine and biology, Vol.494, pp.341-347
2001
DOI: 10.1007/978-1-4615-1325-4_51
PMID: 11774490
url
https://doi.org/10.1007/978-1-4615-1325-4_51View
Published (Version of record) Open Access

Abstract

Demyelination following central nervous system (CNS) infection with the neurotropic Coronavirus, mouse hepatitis virus, strain JHM (MHV-JHM) has been shown to be dependent on the immune response of the host (Perlman, 1998). Although controversial, both CD4 and CD8 T cells are thought to contribute to demyelination (Perlman, 1998). However, the mechanisms by which each T cell subset contributes to demyelination remains unknown. To address this issue, the following questions were raised. First, what is the magnitude of the T cell response during immune-mediated demyelination? Second, what is the timing of the immune response leading to demyelination? Third, what are the roles of CD4 and CD8 T cells — in particular virus-specific T cells — during MHV-JHM-induced demyelination? In order to address these questions, a previously described adoptive transfer system (Wu and Perlman, 1999) was utilized to measure the quantity of virus-specific T cells during the process of immune-mediated demyelination. Furthermore, the individual contributions of CD4 or CD8 T cells to MHV-JHM-induced demyelinating disease were determined by depletion studies.
Demyelinating Diseases - physiopathology Demyelinating Diseases - virology Adoptive Transfer Murine hepatitis virus - pathogenicity Coronavirus Infections - immunology CD4-Positive T-Lymphocytes - immunology Murine hepatitis virus - immunology Animals CD4-Positive T-Lymphocytes - transplantation Coronavirus Infections - virology CD8-Positive T-Lymphocytes - virology Demyelinating Diseases - immunology Mice CD8-Positive T-Lymphocytes - immunology

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