Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.

We examine the rules governing Ti beta variable (V) gene segment usage in the formation of T cell antigen-MHC receptors in diverse regulatory and effector T lymphoid subpopulations. To this end, a single Ti beta V gene family and its products were analyzed. A monoclonal antibody, termed anti-Ti3A, w...

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Main Authors: Acuto, O, Campen, T, Royer, H, Hussey, R, Poole, C, Reinherz, E
Format: Journal article
Language:English
Published: 1985
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author Acuto, O
Campen, T
Royer, H
Hussey, R
Poole, C
Reinherz, E
author_facet Acuto, O
Campen, T
Royer, H
Hussey, R
Poole, C
Reinherz, E
author_sort Acuto, O
collection OXFORD
description We examine the rules governing Ti beta variable (V) gene segment usage in the formation of T cell antigen-MHC receptors in diverse regulatory and effector T lymphoid subpopulations. To this end, a single Ti beta V gene family and its products were analyzed. A monoclonal antibody, termed anti-Ti3A, which was shown to be reactive with an epitope encoded by members of the REX cell line Ti beta V gene family, and which was expressed on 2% of human T lymphocytes was used in selection of clones from unprimed peripheral T lymphocytes. Both T4+, as well as T8+ T cell clones with inducer, suppressor, and/or cytotoxic function were defined. Southern analysis, isoelectric focusing and two-dimensional peptide mapping indicated that individual members of the REX V gene family were linked to different Ti beta diversity and/or joining and constant region segments. Moreover, the Ti alpha chains of such clones were distinct. These results imply that Ti beta V gene usage is not restricted to any functionally or phenotypically defined T cell subsets, and there is presumably little, if any, restriction on the mechanisms that generate combinational, junctional or chain association-mediated diversity.
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spelling oxford-uuid:a0571830-c40a-495b-a8ad-60e52f4ba9082022-03-27T02:04:48ZMolecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:a0571830-c40a-495b-a8ad-60e52f4ba908EnglishSymplectic Elements at Oxford1985Acuto, OCampen, TRoyer, HHussey, RPoole, CReinherz, EWe examine the rules governing Ti beta variable (V) gene segment usage in the formation of T cell antigen-MHC receptors in diverse regulatory and effector T lymphoid subpopulations. To this end, a single Ti beta V gene family and its products were analyzed. A monoclonal antibody, termed anti-Ti3A, which was shown to be reactive with an epitope encoded by members of the REX cell line Ti beta V gene family, and which was expressed on 2% of human T lymphocytes was used in selection of clones from unprimed peripheral T lymphocytes. Both T4+, as well as T8+ T cell clones with inducer, suppressor, and/or cytotoxic function were defined. Southern analysis, isoelectric focusing and two-dimensional peptide mapping indicated that individual members of the REX V gene family were linked to different Ti beta diversity and/or joining and constant region segments. Moreover, the Ti alpha chains of such clones were distinct. These results imply that Ti beta V gene usage is not restricted to any functionally or phenotypically defined T cell subsets, and there is presumably little, if any, restriction on the mechanisms that generate combinational, junctional or chain association-mediated diversity.
spellingShingle Acuto, O
Campen, T
Royer, H
Hussey, R
Poole, C
Reinherz, E
Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.
title Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.
title_full Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.
title_fullStr Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.
title_full_unstemmed Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.
title_short Molecular analysis of T cell receptor (Ti) variable region (V) gene expression. Evidence that a single Ti beta V gene family can be used in formation of V domains on phenotypically and functionally diverse T cell populations.
title_sort molecular analysis of t cell receptor ti variable region v gene expression evidence that a single ti beta v gene family can be used in formation of v domains on phenotypically and functionally diverse t cell populations
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