CD8+ t cells from mice transnuclear for a TCR that recognizes a single H-2Kb-restricted MHV68 epitope derived from gB-ORF8 help control infection

Abstract: To study the CD8+ T cell response against a mouse γ-herpes virus, we generated Kb-MHV-68-ORF8604–612RAG−/− CD8+ T cell receptor transnuclear (TN) mice as a source of virus-specific CD8+ T cells. Kb-ORF8-Tet+ CD8+ T cells, expanded in the course of a resolving MHV-68 infection, served as a source of nucleus donors. Various in vivo and ex vivo assay criteria demonstrated the fine specificity and functionality of TN cells. TN cells proliferated extensively in response to viral infection, helped control viral burden, and exhibited a phenotype similar to that of endogenous Kb-ORF8-Tet+ cells. When compared to OT-1 cells, TN cells displayed distinct properties in response to lymphopenia and cognate antigen stimulation, which may be attributable to the affinity of the TCR expressed by the TN cells. The availability of MHV-68-specific CD8+ TCR TN mice provides a new tool for investigating aspects of host-pathogen interactions unique to γ-herpes viruses

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch
Notes
Cell reports. - 1, 5 (2012) , 461-471, ISSN: 2211-1247

Event
Veröffentlichung
(where)
Freiburg
(who)
Universität
(when)
2019
Creator
Sehrawat, Sharvan
Kirak, Oktay
Koenig, Paul-Albert
Isaacson, Marisa K
Marques, Sofia
Bozkurt, Gunes
Simas, J. Pedro
Jaenisch, Rudolf
Ploegh, Hidde L.

DOI
10.1016/j.celrep.2012.03.009
URN
urn:nbn:de:bsz:25-freidok-1506702
Rights
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Last update
15.08.2025, 7:24 AM CEST

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Time of origin

  • 2019

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