Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposur...
- Autores
- Cela, Eliana Maiten; Friedrich, Adrián; Paz, Mariela Laura; Vanzulli, Silvia; Leoni, Juliana; Gonzalez Maglio, Daniel Horacio
- Año de publicación
- 2014
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The modulatory effects of solar ultraviolet radiation (UVR) on the immune system have been widely studied. As the skin is the main target of UVR, our purpose was to compare the impact of two contrasting ways to be exposed to sunlight on the skin innate immunity. Hairless mice were UV irradiated with a single high UV dose (shUVd) simulating a harmful exposure, or with repetitive low UV doses (rlUVd) simulating short occasional daily exposures. Skin samples were taken at different times post-UV irradiation to evaluate skin histology, inflammatory cell recruitment, epidermal T cell population and the mitochondrial function of epidermal cells. The transcriptional profiles of pro-inflammatory cytokines, chemokines, antimicrobial peptides and TLRs were evaluated by RT-PCR and ELISA in tissue homogenates. Finally, a lymphangiography was performed to assess modification in the lymphatic vessel system. A shUVd produces a deep inflammatory state characterized by the production of pro-inflammatory cytokines and chemokines that, in turn, induces the recruitment of neutrophils and macrophages into the irradiated area. On the other hand, rlUVd drive the skin to a photo-induced alert state in which there is no sign of inflammation, but the epithelium undergoes changes in thickness, the lymphatic circulation increases, and the transcription of antimicrobial peptides is induced.
Fil: Cela, Eliana Maiten. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina
Fil: Friedrich, Adrián. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina
Fil: Paz, Mariela Laura. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina
Fil: Vanzulli, Silvia. Academia Nacional de Medicina de Buenos Aires; Argentina
Fil: Leoni, Juliana. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina
Fil: Gonzalez Maglio, Daniel Horacio. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina - Materia
-
Inflammation
Skin
Ultraviolet Radiation
Photoadaptation
Chemotaxis - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/8044
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spelling |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposuresCela, Eliana MaitenFriedrich, AdriánPaz, Mariela LauraVanzulli, SilviaLeoni, JulianaGonzalez Maglio, Daniel HoracioInflammationSkinUltraviolet RadiationPhotoadaptationChemotaxishttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1The modulatory effects of solar ultraviolet radiation (UVR) on the immune system have been widely studied. As the skin is the main target of UVR, our purpose was to compare the impact of two contrasting ways to be exposed to sunlight on the skin innate immunity. Hairless mice were UV irradiated with a single high UV dose (shUVd) simulating a harmful exposure, or with repetitive low UV doses (rlUVd) simulating short occasional daily exposures. Skin samples were taken at different times post-UV irradiation to evaluate skin histology, inflammatory cell recruitment, epidermal T cell population and the mitochondrial function of epidermal cells. The transcriptional profiles of pro-inflammatory cytokines, chemokines, antimicrobial peptides and TLRs were evaluated by RT-PCR and ELISA in tissue homogenates. Finally, a lymphangiography was performed to assess modification in the lymphatic vessel system. A shUVd produces a deep inflammatory state characterized by the production of pro-inflammatory cytokines and chemokines that, in turn, induces the recruitment of neutrophils and macrophages into the irradiated area. On the other hand, rlUVd drive the skin to a photo-induced alert state in which there is no sign of inflammation, but the epithelium undergoes changes in thickness, the lymphatic circulation increases, and the transcription of antimicrobial peptides is induced.Fil: Cela, Eliana Maiten. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; ArgentinaFil: Friedrich, Adrián. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; ArgentinaFil: Paz, Mariela Laura. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; ArgentinaFil: Vanzulli, Silvia. Academia Nacional de Medicina de Buenos Aires; ArgentinaFil: Leoni, Juliana. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; ArgentinaFil: Gonzalez Maglio, Daniel Horacio. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; ArgentinaWiley2014-11info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/8044Cela, Eliana Maiten; Friedrich, Adrián; Paz, Mariela Laura; Vanzulli, Silvia; Leoni, Juliana; et al.; Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures; Wiley; Immunology; 1; 145; 11-2014; 82-930019-2805enginfo:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1111/imm.12427/abstract;jsessionid=802221F2556ED4E44B7753A243360490.f02t02info:eu-repo/semantics/altIdentifier/doi/10.1111/imm.12427info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4405326/info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:54:23Zoai:ri.conicet.gov.ar:11336/8044instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:54:23.509CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
title |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
spellingShingle |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures Cela, Eliana Maiten Inflammation Skin Ultraviolet Radiation Photoadaptation Chemotaxis |
title_short |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
title_full |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
title_fullStr |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
title_full_unstemmed |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
title_sort |
Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures |
dc.creator.none.fl_str_mv |
Cela, Eliana Maiten Friedrich, Adrián Paz, Mariela Laura Vanzulli, Silvia Leoni, Juliana Gonzalez Maglio, Daniel Horacio |
author |
Cela, Eliana Maiten |
author_facet |
Cela, Eliana Maiten Friedrich, Adrián Paz, Mariela Laura Vanzulli, Silvia Leoni, Juliana Gonzalez Maglio, Daniel Horacio |
author_role |
author |
author2 |
Friedrich, Adrián Paz, Mariela Laura Vanzulli, Silvia Leoni, Juliana Gonzalez Maglio, Daniel Horacio |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
Inflammation Skin Ultraviolet Radiation Photoadaptation Chemotaxis |
topic |
Inflammation Skin Ultraviolet Radiation Photoadaptation Chemotaxis |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The modulatory effects of solar ultraviolet radiation (UVR) on the immune system have been widely studied. As the skin is the main target of UVR, our purpose was to compare the impact of two contrasting ways to be exposed to sunlight on the skin innate immunity. Hairless mice were UV irradiated with a single high UV dose (shUVd) simulating a harmful exposure, or with repetitive low UV doses (rlUVd) simulating short occasional daily exposures. Skin samples were taken at different times post-UV irradiation to evaluate skin histology, inflammatory cell recruitment, epidermal T cell population and the mitochondrial function of epidermal cells. The transcriptional profiles of pro-inflammatory cytokines, chemokines, antimicrobial peptides and TLRs were evaluated by RT-PCR and ELISA in tissue homogenates. Finally, a lymphangiography was performed to assess modification in the lymphatic vessel system. A shUVd produces a deep inflammatory state characterized by the production of pro-inflammatory cytokines and chemokines that, in turn, induces the recruitment of neutrophils and macrophages into the irradiated area. On the other hand, rlUVd drive the skin to a photo-induced alert state in which there is no sign of inflammation, but the epithelium undergoes changes in thickness, the lymphatic circulation increases, and the transcription of antimicrobial peptides is induced. Fil: Cela, Eliana Maiten. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina Fil: Friedrich, Adrián. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina Fil: Paz, Mariela Laura. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina Fil: Vanzulli, Silvia. Academia Nacional de Medicina de Buenos Aires; Argentina Fil: Leoni, Juliana. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina Fil: Gonzalez Maglio, Daniel Horacio. Consejo Nacional de Investigaciones Cientiâficas y Tecnicas. Oficina de Coordinacion Administrativa Houssay. Instituto de Estudios de la Inmunidad Humoral "profesor R. A. Margni"; Argentina |
description |
The modulatory effects of solar ultraviolet radiation (UVR) on the immune system have been widely studied. As the skin is the main target of UVR, our purpose was to compare the impact of two contrasting ways to be exposed to sunlight on the skin innate immunity. Hairless mice were UV irradiated with a single high UV dose (shUVd) simulating a harmful exposure, or with repetitive low UV doses (rlUVd) simulating short occasional daily exposures. Skin samples were taken at different times post-UV irradiation to evaluate skin histology, inflammatory cell recruitment, epidermal T cell population and the mitochondrial function of epidermal cells. The transcriptional profiles of pro-inflammatory cytokines, chemokines, antimicrobial peptides and TLRs were evaluated by RT-PCR and ELISA in tissue homogenates. Finally, a lymphangiography was performed to assess modification in the lymphatic vessel system. A shUVd produces a deep inflammatory state characterized by the production of pro-inflammatory cytokines and chemokines that, in turn, induces the recruitment of neutrophils and macrophages into the irradiated area. On the other hand, rlUVd drive the skin to a photo-induced alert state in which there is no sign of inflammation, but the epithelium undergoes changes in thickness, the lymphatic circulation increases, and the transcription of antimicrobial peptides is induced. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-11 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/8044 Cela, Eliana Maiten; Friedrich, Adrián; Paz, Mariela Laura; Vanzulli, Silvia; Leoni, Juliana; et al.; Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures; Wiley; Immunology; 1; 145; 11-2014; 82-93 0019-2805 |
url |
http://hdl.handle.net/11336/8044 |
identifier_str_mv |
Cela, Eliana Maiten; Friedrich, Adrián; Paz, Mariela Laura; Vanzulli, Silvia; Leoni, Juliana; et al.; Time-course study of different innate immune mediators produced by ultraviolet irradiated skin. Comparative effects between short and daily versus harmful and imprudent UV- exposures; Wiley; Immunology; 1; 145; 11-2014; 82-93 0019-2805 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1111/imm.12427/abstract;jsessionid=802221F2556ED4E44B7753A243360490.f02t02 info:eu-repo/semantics/altIdentifier/doi/10.1111/imm.12427 info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4405326/ |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Wiley |
publisher.none.fl_str_mv |
Wiley |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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13.070432 |