B cell dependent T lymphocyte responses in leishmaniasis

The activation of B cell dependent T cells during Leishmania infection cannot be considered a trivial event, because their removal profoundly alters the course and outcome of infection within genetically susceptible and resistant mouse strains. The demonstration that idiotype recognizing T cells als...

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Main Author: David L. Sacks
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 1988-11-01
Series:Memorias do Instituto Oswaldo Cruz
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761988000500060
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author David L. Sacks
author_facet David L. Sacks
author_sort David L. Sacks
collection DOAJ
description The activation of B cell dependent T cells during Leishmania infection cannot be considered a trivial event, because their removal profoundly alters the course and outcome of infection within genetically susceptible and resistant mouse strains. The demonstration that idiotype recognizing T cells also appear within human populations sensitized to leishmanial antigens as a result of asymptomatic or subclinical infections supports a role for these cells in immunity. These cells are not demonstrable in patients with active visceral disease, so that their role in promoting specific unresponsiveness has not been extended to humans. Whether B cell dependent, idiotype specific T cells represent a functionally distinct T lymphocyte subset with unique regulatory activities remains to be determined.
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spelling doaj.art-d742f61575a447f28a896d399da460092023-08-02T09:00:14ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80601988-11-018350651310.1590/S0074-02761988000500060B cell dependent T lymphocyte responses in leishmaniasisDavid L. SacksThe activation of B cell dependent T cells during Leishmania infection cannot be considered a trivial event, because their removal profoundly alters the course and outcome of infection within genetically susceptible and resistant mouse strains. The demonstration that idiotype recognizing T cells also appear within human populations sensitized to leishmanial antigens as a result of asymptomatic or subclinical infections supports a role for these cells in immunity. These cells are not demonstrable in patients with active visceral disease, so that their role in promoting specific unresponsiveness has not been extended to humans. Whether B cell dependent, idiotype specific T cells represent a functionally distinct T lymphocyte subset with unique regulatory activities remains to be determined.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761988000500060
spellingShingle David L. Sacks
B cell dependent T lymphocyte responses in leishmaniasis
Memorias do Instituto Oswaldo Cruz
title B cell dependent T lymphocyte responses in leishmaniasis
title_full B cell dependent T lymphocyte responses in leishmaniasis
title_fullStr B cell dependent T lymphocyte responses in leishmaniasis
title_full_unstemmed B cell dependent T lymphocyte responses in leishmaniasis
title_short B cell dependent T lymphocyte responses in leishmaniasis
title_sort b cell dependent t lymphocyte responses in leishmaniasis
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761988000500060
work_keys_str_mv AT davidlsacks bcelldependenttlymphocyteresponsesinleishmaniasis