Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells

Tissue-resident memory CD8+ T (Trm) cells define a distinct non-recirculating subset. Trm cells constitute a first line of defense against local infections in barrier tissues, but they are also found in non-barrier tissues and play a role in antitumor immunity. Their differentiation in tissues and t...

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Main Authors: Michel Enamorado, Sofía C. Khouili, Salvador Iborra, David Sancho
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-07-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fimmu.2018.01751/full
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author Michel Enamorado
Sofía C. Khouili
Salvador Iborra
David Sancho
author_facet Michel Enamorado
Sofía C. Khouili
Salvador Iborra
David Sancho
author_sort Michel Enamorado
collection DOAJ
description Tissue-resident memory CD8+ T (Trm) cells define a distinct non-recirculating subset. Trm cells constitute a first line of defense against local infections in barrier tissues, but they are also found in non-barrier tissues and play a role in antitumor immunity. Their differentiation in tissues and their phenotypical, transcriptional, and functional characteristics are the object of active research. Herein, we will discuss the potential existence of committed CD8+ Trm precursors and the genealogy of memory CD8+ T cell subsets. In addition to the priming of naive T cells, there is some plasticity of antigen-experienced effector and memory T cell subsets to generate Trm precursors. Local inflammation, antigen presentation, and cytokines drive Trm differentiation. It is of prime interest how specific dendritic cell subsets modulate priming and differentiation of Trm cells, as well as their reactivation within tissues. Research on how we can manipulate generation of memory T cells subsets is key for improved vaccination strategies.
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spelling doaj.art-9f1acf5cb4964f84ac35dd1114cf6bcb2022-12-22T02:15:50ZengFrontiers Media S.A.Frontiers in Immunology1664-32242018-07-01910.3389/fimmu.2018.01751392784Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T CellsMichel Enamorado0Sofía C. Khouili1Salvador Iborra2David Sancho3Centro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, SpainCentro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, SpainDepartment of Immunology, School of Medicine, Universidad Complutense de Madrid, 12 de Octubre Health Research Institute (imas12), Madrid, SpainCentro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, SpainTissue-resident memory CD8+ T (Trm) cells define a distinct non-recirculating subset. Trm cells constitute a first line of defense against local infections in barrier tissues, but they are also found in non-barrier tissues and play a role in antitumor immunity. Their differentiation in tissues and their phenotypical, transcriptional, and functional characteristics are the object of active research. Herein, we will discuss the potential existence of committed CD8+ Trm precursors and the genealogy of memory CD8+ T cell subsets. In addition to the priming of naive T cells, there is some plasticity of antigen-experienced effector and memory T cell subsets to generate Trm precursors. Local inflammation, antigen presentation, and cytokines drive Trm differentiation. It is of prime interest how specific dendritic cell subsets modulate priming and differentiation of Trm cells, as well as their reactivation within tissues. Research on how we can manipulate generation of memory T cells subsets is key for improved vaccination strategies.https://www.frontiersin.org/article/10.3389/fimmu.2018.01751/fullmemory CD8+ T cellcirculating memorytissue-resident memoryinfectionplasticitypriming
spellingShingle Michel Enamorado
Sofía C. Khouili
Salvador Iborra
David Sancho
Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells
Frontiers in Immunology
memory CD8+ T cell
circulating memory
tissue-resident memory
infection
plasticity
priming
title Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells
title_full Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells
title_fullStr Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells
title_full_unstemmed Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells
title_short Genealogy, Dendritic Cell Priming, and Differentiation of Tissue-Resident Memory CD8+ T Cells
title_sort genealogy dendritic cell priming and differentiation of tissue resident memory cd8 t cells
topic memory CD8+ T cell
circulating memory
tissue-resident memory
infection
plasticity
priming
url https://www.frontiersin.org/article/10.3389/fimmu.2018.01751/full
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