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dc.contributor.author
Geffner, Laura Judith
dc.contributor.author
Basile, Juan Ignacio
dc.contributor.author
Yokobori, Noemí
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Sabio y García, Carmen Alejandra
dc.contributor.author
Musella, Rosa María
dc.contributor.author
Castagnino, J.
dc.contributor.author
Sasiain, María del Carmen
dc.contributor.author
de la Barrera, Silvia Susana
dc.date.available
2017-11-30T22:08:40Z
dc.date.issued
2014-01
dc.identifier.citation
Geffner, Laura Judith; Basile, Juan Ignacio; Yokobori, Noemí; Sabio y García, Carmen Alejandra; Musella, Rosa María; et al.; CD4+CD25highforkhead box protein 3+ regulatory T lymphocytes suppress interferon-γ and CD107 expression in CD4+ and CD8+ T cells from tuberculous pleural effusions; Wiley; Clinical and Experimental Immunology; 175; 2; 1-2014; 235-245
dc.identifier.issn
0009-9104
dc.identifier.uri
http://hdl.handle.net/11336/29415
dc.description.abstract
Tuberculous pleural effusion is characterized by a T helper type 1 (Th1) profile, but an excessive Th1 response may also cause tissue damage that might be controlled by regulatory mechanisms. In the current study we investigated the role of regulatory T cells (Treg) in the modulation of Th1 responses in patients with tuberculous (TB) pleurisy. Using flow cytometry we evaluated the proportion of Treg (CD4+CD25highforkhead box protein 3+), interferon (IFN)-γ and interleukin (IL)-10 expression and CD107 degranulation in peripheral blood (PB) and pleural fluid (PF) from patients with TB pleurisy. We demonstrated that the proportion of CD4+CD25+, CD4+CD25highFoxP3+ and CD8+CD25+ cells were increased in PF compared to PB samples. Mycobacterium tuberculosis stimulation increased the proportion of CD4+CD25low/negIL-10+ in PB and CD4+CD25low/negIFN-γ+ in PF; meanwhile, CD25high mainly expressed IL-10 in both compartments. A high proportion of CD4+CD107+ and CD8+CD107+ cells was observed in PF. Treg depletion enhanced the in-vitro M. tuberculosis-induced IFN-γ and CD4+ and CD8+ degranulation responses and decreased CD4+IL-10+ cells in PF. Our results demonstrated that in TB pleurisy Treg cells effectively inhibit not only IFN-γ expression but also the ability of CD4+ and CD8+ cells to degranulate in response to M. tuberculosis.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Wiley
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Cd107
dc.subject
Pleural Effusions
dc.subject
T Regulatory
dc.subject
Tuberculosis
dc.subject.classification
Inmunología
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Medicina Básica
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CIENCIAS MÉDICAS Y DE LA SALUD
dc.title
CD4+CD25highforkhead box protein 3+ regulatory T lymphocytes suppress interferon-γ and CD107 expression in CD4+ and CD8+ T cells from tuberculous pleural effusions
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-10-09T16:41:01Z
dc.journal.volume
175
dc.journal.number
2
dc.journal.pagination
235-245
dc.journal.pais
Estados Unidos
dc.journal.ciudad
Hoboken
dc.description.fil
Fil: Geffner, Laura Judith. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.description.fil
Fil: Basile, Juan Ignacio. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.description.fil
Fil: Yokobori, Noemí. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.description.fil
Fil: Sabio y García, Carmen Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.description.fil
Fil: Musella, Rosa María. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.description.fil
Fil: Castagnino, J.. Ciudad Autónoma de Buenos Aires. Hospital Francisco Muñiz; Argentina
dc.description.fil
Fil: Sasiain, María del Carmen. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.description.fil
Fil: de la Barrera, Silvia Susana. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina
dc.journal.title
Clinical and Experimental Immunology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1111/cei.12227
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1111/cei.12227/abstract
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