Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration
- Autores
- Subirada Caldarone, Paula Virginia; Tovo, Albana; Vaglienti, María Victoria; Luna Pinto, Jose Domingo; Saragovi, Horacio Uri; Sanchez, Maria Cecilia; Anastasía, Agustín; Barcelona, Pablo Federico
- Año de publicación
- 2023
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Choroidal neovascularization (CNV) is a pathological angiogenesis of the choroidal plexus of the retina and is a key feature in the wet form of age-related macular degeneration. Mononuclear phagocytic cells (MPCs) are known to accumulate in the subretinal space, generating a chronic inflammatory state that promotes the growth of the choroidal neovasculature. However, how the MPCs are recruited and activated to promote CNV pathology is not fully understood. Using genetic and pharmacological tools in a mouse model of laser-induced CNV, we demonstrate a role for the p75 neurotrophin receptor (p75NTR) in the recruitment of MPCs, in glial activation, and in vascular alterations. After laser injury, expression of p75NTR is increased in activated Muller glial cells near the CNV area in the retina and the retinal pigmented epithelium (RPE)-choroid. In p75NTR knockout mice (p75NTR KO) with CNV, there is significantly reduced recruitment of MPCs, reduced glial activation, reduced CNV area, and the retinal function is preserved, as compared to wild type mice with CNV. Notably, a single intravitreal injection of a pharmacological p75NTR antagonist in wild type mice with CNV phenocopied the results of the p75NTR KO mice. Our results demonstrate that p75NTR is etiological in the development of CNV.
Fil: Subirada Caldarone, Paula Virginia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra. Universidad Nacional de Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra; Argentina
Fil: Tovo, Albana. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina
Fil: Vaglienti, María Victoria. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina
Fil: Luna Pinto, Jose Domingo. Fundación Ver; Argentina
Fil: Saragovi, Horacio Uri. McGill University; Canadá
Fil: Sanchez, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina
Fil: Anastasía, Agustín. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra. Universidad Nacional de Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra; Argentina. Instituto Universitario de Ciencias Biomédicas de Córdoba; Argentina
Fil: Barcelona, Pablo Federico. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina - Materia
-
CHOROIDAL NEOVASCULARIZATION
MONONUCLEAR PHAGOCYTIC CELLS
NEURODEGENERATION
P75NTR
WET AGE-RELATED MACULAR DEGENERATION - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/226816
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Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular DegenerationSubirada Caldarone, Paula VirginiaTovo, AlbanaVaglienti, María VictoriaLuna Pinto, Jose DomingoSaragovi, Horacio UriSanchez, Maria CeciliaAnastasía, AgustínBarcelona, Pablo FedericoCHOROIDAL NEOVASCULARIZATIONMONONUCLEAR PHAGOCYTIC CELLSNEURODEGENERATIONP75NTRWET AGE-RELATED MACULAR DEGENERATIONhttps://purl.org/becyt/ford/3.1https://purl.org/becyt/ford/3Choroidal neovascularization (CNV) is a pathological angiogenesis of the choroidal plexus of the retina and is a key feature in the wet form of age-related macular degeneration. Mononuclear phagocytic cells (MPCs) are known to accumulate in the subretinal space, generating a chronic inflammatory state that promotes the growth of the choroidal neovasculature. However, how the MPCs are recruited and activated to promote CNV pathology is not fully understood. Using genetic and pharmacological tools in a mouse model of laser-induced CNV, we demonstrate a role for the p75 neurotrophin receptor (p75NTR) in the recruitment of MPCs, in glial activation, and in vascular alterations. After laser injury, expression of p75NTR is increased in activated Muller glial cells near the CNV area in the retina and the retinal pigmented epithelium (RPE)-choroid. In p75NTR knockout mice (p75NTR KO) with CNV, there is significantly reduced recruitment of MPCs, reduced glial activation, reduced CNV area, and the retinal function is preserved, as compared to wild type mice with CNV. Notably, a single intravitreal injection of a pharmacological p75NTR antagonist in wild type mice with CNV phenocopied the results of the p75NTR KO mice. Our results demonstrate that p75NTR is etiological in the development of CNV.Fil: Subirada Caldarone, Paula Virginia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra. Universidad Nacional de Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra; ArgentinaFil: Tovo, Albana. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; ArgentinaFil: Vaglienti, María Victoria. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; ArgentinaFil: Luna Pinto, Jose Domingo. Fundación Ver; ArgentinaFil: Saragovi, Horacio Uri. McGill University; CanadáFil: Sanchez, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; ArgentinaFil: Anastasía, Agustín. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra. Universidad Nacional de Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra; Argentina. Instituto Universitario de Ciencias Biomédicas de Córdoba; ArgentinaFil: Barcelona, Pablo Federico. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; ArgentinaMDPI2023-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/226816Subirada Caldarone, Paula Virginia; Tovo, Albana; Vaglienti, María Victoria; Luna Pinto, Jose Domingo; Saragovi, Horacio Uri; et al.; Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration; MDPI; Cells; 12; 2; 1-2023; 1-182073-44092073-4409CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.3390/cells12020297info:eu-repo/semantics/altIdentifier/url/https://www.mdpi.com/2073-4409/12/2/297info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:17:17Zoai:ri.conicet.gov.ar:11336/226816instacron: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 10:17:18.497CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
title |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
spellingShingle |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration Subirada Caldarone, Paula Virginia CHOROIDAL NEOVASCULARIZATION MONONUCLEAR PHAGOCYTIC CELLS NEURODEGENERATION P75NTR WET AGE-RELATED MACULAR DEGENERATION |
title_short |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
title_full |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
title_fullStr |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
title_full_unstemmed |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
title_sort |
Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration |
dc.creator.none.fl_str_mv |
Subirada Caldarone, Paula Virginia Tovo, Albana Vaglienti, María Victoria Luna Pinto, Jose Domingo Saragovi, Horacio Uri Sanchez, Maria Cecilia Anastasía, Agustín Barcelona, Pablo Federico |
author |
Subirada Caldarone, Paula Virginia |
author_facet |
Subirada Caldarone, Paula Virginia Tovo, Albana Vaglienti, María Victoria Luna Pinto, Jose Domingo Saragovi, Horacio Uri Sanchez, Maria Cecilia Anastasía, Agustín Barcelona, Pablo Federico |
author_role |
author |
author2 |
Tovo, Albana Vaglienti, María Victoria Luna Pinto, Jose Domingo Saragovi, Horacio Uri Sanchez, Maria Cecilia Anastasía, Agustín Barcelona, Pablo Federico |
author2_role |
author author author author author author author |
dc.subject.none.fl_str_mv |
CHOROIDAL NEOVASCULARIZATION MONONUCLEAR PHAGOCYTIC CELLS NEURODEGENERATION P75NTR WET AGE-RELATED MACULAR DEGENERATION |
topic |
CHOROIDAL NEOVASCULARIZATION MONONUCLEAR PHAGOCYTIC CELLS NEURODEGENERATION P75NTR WET AGE-RELATED MACULAR DEGENERATION |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/3.1 https://purl.org/becyt/ford/3 |
dc.description.none.fl_txt_mv |
Choroidal neovascularization (CNV) is a pathological angiogenesis of the choroidal plexus of the retina and is a key feature in the wet form of age-related macular degeneration. Mononuclear phagocytic cells (MPCs) are known to accumulate in the subretinal space, generating a chronic inflammatory state that promotes the growth of the choroidal neovasculature. However, how the MPCs are recruited and activated to promote CNV pathology is not fully understood. Using genetic and pharmacological tools in a mouse model of laser-induced CNV, we demonstrate a role for the p75 neurotrophin receptor (p75NTR) in the recruitment of MPCs, in glial activation, and in vascular alterations. After laser injury, expression of p75NTR is increased in activated Muller glial cells near the CNV area in the retina and the retinal pigmented epithelium (RPE)-choroid. In p75NTR knockout mice (p75NTR KO) with CNV, there is significantly reduced recruitment of MPCs, reduced glial activation, reduced CNV area, and the retinal function is preserved, as compared to wild type mice with CNV. Notably, a single intravitreal injection of a pharmacological p75NTR antagonist in wild type mice with CNV phenocopied the results of the p75NTR KO mice. Our results demonstrate that p75NTR is etiological in the development of CNV. Fil: Subirada Caldarone, Paula Virginia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra. Universidad Nacional de Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra; Argentina Fil: Tovo, Albana. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina Fil: Vaglienti, María Victoria. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina Fil: Luna Pinto, Jose Domingo. Fundación Ver; Argentina Fil: Saragovi, Horacio Uri. McGill University; Canadá Fil: Sanchez, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina Fil: Anastasía, Agustín. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra. Universidad Nacional de Córdoba. Instituto de Investigación Médica Mercedes y Martín Ferreyra; Argentina. Instituto Universitario de Ciencias Biomédicas de Córdoba; Argentina Fil: Barcelona, Pablo Federico. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Departamento de Bioquímica Clínica; Argentina |
description |
Choroidal neovascularization (CNV) is a pathological angiogenesis of the choroidal plexus of the retina and is a key feature in the wet form of age-related macular degeneration. Mononuclear phagocytic cells (MPCs) are known to accumulate in the subretinal space, generating a chronic inflammatory state that promotes the growth of the choroidal neovasculature. However, how the MPCs are recruited and activated to promote CNV pathology is not fully understood. Using genetic and pharmacological tools in a mouse model of laser-induced CNV, we demonstrate a role for the p75 neurotrophin receptor (p75NTR) in the recruitment of MPCs, in glial activation, and in vascular alterations. After laser injury, expression of p75NTR is increased in activated Muller glial cells near the CNV area in the retina and the retinal pigmented epithelium (RPE)-choroid. In p75NTR knockout mice (p75NTR KO) with CNV, there is significantly reduced recruitment of MPCs, reduced glial activation, reduced CNV area, and the retinal function is preserved, as compared to wild type mice with CNV. Notably, a single intravitreal injection of a pharmacological p75NTR antagonist in wild type mice with CNV phenocopied the results of the p75NTR KO mice. Our results demonstrate that p75NTR is etiological in the development of CNV. |
publishDate |
2023 |
dc.date.none.fl_str_mv |
2023-01 |
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/11336/226816 Subirada Caldarone, Paula Virginia; Tovo, Albana; Vaglienti, María Victoria; Luna Pinto, Jose Domingo; Saragovi, Horacio Uri; et al.; Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration; MDPI; Cells; 12; 2; 1-2023; 1-18 2073-4409 2073-4409 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/226816 |
identifier_str_mv |
Subirada Caldarone, Paula Virginia; Tovo, Albana; Vaglienti, María Victoria; Luna Pinto, Jose Domingo; Saragovi, Horacio Uri; et al.; Etiological Roles of p75NTR in a Mouse Model of Wet Age-Related Macular Degeneration; MDPI; Cells; 12; 2; 1-2023; 1-18 2073-4409 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.3390/cells12020297 info:eu-repo/semantics/altIdentifier/url/https://www.mdpi.com/2073-4409/12/2/297 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/2.5/ar/ |
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application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf |
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MDPI |
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MDPI |
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reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
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Consejo Nacional de Investigaciones Científicas y Técnicas |
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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 |