Mechanisms behind Functional Avidity Maturation in T Cells

During an immune response antigen-primed B-cells increase their antigen responsiveness by affinity maturation mediated by somatic hypermutation of the genes encoding the antigen-specific B-cell receptor (BCR) and by selection of higher-affinity B cell clones. Unlike the BCR, the T-cell receptor (TCR...

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Main Authors: Marina Rode von Essen, Martin Kongsbak, Carsten Geisler
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Clinical and Developmental Immunology
Online Access:http://dx.doi.org/10.1155/2012/163453
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author Marina Rode von Essen
Martin Kongsbak
Carsten Geisler
author_facet Marina Rode von Essen
Martin Kongsbak
Carsten Geisler
author_sort Marina Rode von Essen
collection DOAJ
description During an immune response antigen-primed B-cells increase their antigen responsiveness by affinity maturation mediated by somatic hypermutation of the genes encoding the antigen-specific B-cell receptor (BCR) and by selection of higher-affinity B cell clones. Unlike the BCR, the T-cell receptor (TCR) cannot undergo affinity maturation. Nevertheless, antigen-primed T cells significantly increase their antigen responsiveness compared to antigen-inexperienced (naïve) T cells in a process called functional avidity maturation. This paper covers studies that describe differences in T-cell antigen responsiveness during T-cell differentiation along with examples of the mechanisms behind functional avidity maturation in T cells.
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spelling doaj-art-d44ad9c48e0f40a990410ca1611abd402025-02-03T06:08:11ZengWileyClinical and Developmental Immunology1740-25221740-25302012-01-01201210.1155/2012/163453163453Mechanisms behind Functional Avidity Maturation in T CellsMarina Rode von Essen0Martin Kongsbak1Carsten Geisler2Department of International Health, Immunology and Microbiology, Faculty of Health Sciences, University of Copenhagen, Blegdamsvej 3, DK-2200 Copenhagen, DenmarkDepartment of International Health, Immunology and Microbiology, Faculty of Health Sciences, University of Copenhagen, Blegdamsvej 3, DK-2200 Copenhagen, DenmarkDepartment of International Health, Immunology and Microbiology, Faculty of Health Sciences, University of Copenhagen, Blegdamsvej 3, DK-2200 Copenhagen, DenmarkDuring an immune response antigen-primed B-cells increase their antigen responsiveness by affinity maturation mediated by somatic hypermutation of the genes encoding the antigen-specific B-cell receptor (BCR) and by selection of higher-affinity B cell clones. Unlike the BCR, the T-cell receptor (TCR) cannot undergo affinity maturation. Nevertheless, antigen-primed T cells significantly increase their antigen responsiveness compared to antigen-inexperienced (naïve) T cells in a process called functional avidity maturation. This paper covers studies that describe differences in T-cell antigen responsiveness during T-cell differentiation along with examples of the mechanisms behind functional avidity maturation in T cells.http://dx.doi.org/10.1155/2012/163453
spellingShingle Marina Rode von Essen
Martin Kongsbak
Carsten Geisler
Mechanisms behind Functional Avidity Maturation in T Cells
Clinical and Developmental Immunology
title Mechanisms behind Functional Avidity Maturation in T Cells
title_full Mechanisms behind Functional Avidity Maturation in T Cells
title_fullStr Mechanisms behind Functional Avidity Maturation in T Cells
title_full_unstemmed Mechanisms behind Functional Avidity Maturation in T Cells
title_short Mechanisms behind Functional Avidity Maturation in T Cells
title_sort mechanisms behind functional avidity maturation in t cells
url http://dx.doi.org/10.1155/2012/163453
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