The immunological synapse.

T-cell activation requires interaction of T-cell antigen receptors with proteins of the major histocompatibility complex (antigen). This interaction takes place in a specialized cell-cell junction referred to as an immunological synapse. The immunological synapse contains at least two functional dom...

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Main Author: Dustin, M
Format: Journal article
Language:English
Published: 2002
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author Dustin, M
author_facet Dustin, M
author_sort Dustin, M
collection OXFORD
description T-cell activation requires interaction of T-cell antigen receptors with proteins of the major histocompatibility complex (antigen). This interaction takes place in a specialized cell-cell junction referred to as an immunological synapse. The immunological synapse contains at least two functional domains: a central cluster of engaged antigen receptors and a surrounding ring of adhesion molecules. The segregation of the T-cell antigen receptor (TCR) and adhesion molecules is based on size, with the TCR interaction spanning 15 nm and the lymphocyte-function-associated antigen-1 (LFA-1) interaction spanning 30-40 nm between the two cells. Therefore, the synapse is not an empty gap, but a space populated by both adhesion and signaling molecules. This chapter considers four aspects of the immunological synapse: the role of migration and stop signals, the role of the cytoskeleton, the role of self-antigenic complexes, and the role of second signals.
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spelling oxford-uuid:2890d9cf-0797-49ed-8e3e-b69f919699322022-03-26T12:13:38ZThe immunological synapse.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:2890d9cf-0797-49ed-8e3e-b69f91969932EnglishSymplectic Elements at Oxford2002Dustin, MT-cell activation requires interaction of T-cell antigen receptors with proteins of the major histocompatibility complex (antigen). This interaction takes place in a specialized cell-cell junction referred to as an immunological synapse. The immunological synapse contains at least two functional domains: a central cluster of engaged antigen receptors and a surrounding ring of adhesion molecules. The segregation of the T-cell antigen receptor (TCR) and adhesion molecules is based on size, with the TCR interaction spanning 15 nm and the lymphocyte-function-associated antigen-1 (LFA-1) interaction spanning 30-40 nm between the two cells. Therefore, the synapse is not an empty gap, but a space populated by both adhesion and signaling molecules. This chapter considers four aspects of the immunological synapse: the role of migration and stop signals, the role of the cytoskeleton, the role of self-antigenic complexes, and the role of second signals.
spellingShingle Dustin, M
The immunological synapse.
title The immunological synapse.
title_full The immunological synapse.
title_fullStr The immunological synapse.
title_full_unstemmed The immunological synapse.
title_short The immunological synapse.
title_sort immunological synapse
work_keys_str_mv AT dustinm theimmunologicalsynapse
AT dustinm immunologicalsynapse