Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates
- Autores
- Acuña, Leonardo; Hamadat, Sabah; Corbalan, Natalia Soledad; González Lizarraga, Maria Florencia; Dos Santos Pereira, Mauricio; Rocca, Jérémy; Sepúlveda Díaz, Julia; Del Bel, Elaine; Papy García, Dulce; Chehin, Rosana Nieves; Michel, Patrick P.; Raisman Vozari, Rita
- Año de publicación
- 2019
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Abstract: Aggregated forms of the synaptic protein α‐synuclein (αS) have been proposed to operateas a molecular trigger for microglial inflammatory processes and neurodegeneration in Parkinson´sdisease. Here, we used brain microglial cell cultures activated by fibrillary forms of recombinanthuman αS to assess the anti‐inflammatory and neuroprotective activities of the antibiotic rifampicin(Rif) and its autoxidation product rifampicin quinone (RifQ). Pretreatments with Rif and RifQreduced the secretion of prototypical inflammatory cytokines (TNF‐, IL‐6) and the burst ofoxidative stress in microglial cells activated with αS fibrillary aggregates. Note, however, that RifQwas constantly more efficacious than its parent compound in reducing microglial activation. Wealso established that the suppressive effects of Rif and RifQ on cytokine release was probably dueto inhibition of both PI3K‐ and non‐PI3K‐dependent signaling events. The control of oxidative stressappeared, however, essentially dependent on PI3K inhibition. Of interest, we also showed that RifQwas more efficient than Rif in protecting neuronal cells from toxic factors secreted by microgliaactivated by αS fibrils. Overall, data with RifQ are promising enough to justify further studies toconfirm the potential of this compound as an anti‐parkinsionian drug.
Fil: Acuña, Leonardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Patología Experimental. Universidad Nacional de Salta. Facultad de Ciencias de la Salud. Instituto de Patología Experimental; Argentina. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia
Fil: Hamadat, Sabah. Sorbonne University; Francia
Fil: Corbalan, Natalia Soledad. Université Paris Est Créteil; Francia. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; Argentina
Fil: González Lizarraga, Maria Florencia. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; Argentina
Fil: Dos Santos Pereira, Mauricio. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia. Universidade de Sao Paulo; Brasil
Fil: Rocca, Jérémy. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia
Fil: Sepúlveda Díaz, Julia. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia
Fil: Del Bel, Elaine. Universidade de Sao Paulo; Brasil
Fil: Papy García, Dulce. Université Paris Est Créteil; Francia
Fil: Chehin, Rosana Nieves. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; Argentina
Fil: Michel, Patrick P.. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia
Fil: Raisman Vozari, Rita. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia - Materia
-
AGGREGATION
MICROGLIA
NEUROINFLAMMATION
PARKINSON'S DISEASE
CYTOKINES
NEURONAL SURVIVAL
A-SYNUCLEIN - 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:11336/120492
Ver los metadatos del registro completo
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Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary AggregatesAcuña, LeonardoHamadat, SabahCorbalan, Natalia SoledadGonzález Lizarraga, Maria FlorenciaDos Santos Pereira, MauricioRocca, JérémySepúlveda Díaz, JuliaDel Bel, ElainePapy García, DulceChehin, Rosana NievesMichel, Patrick P.Raisman Vozari, RitaAGGREGATIONMICROGLIANEUROINFLAMMATIONPARKINSON'S DISEASECYTOKINESNEURONAL SURVIVALA-SYNUCLEINhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Abstract: Aggregated forms of the synaptic protein α‐synuclein (αS) have been proposed to operateas a molecular trigger for microglial inflammatory processes and neurodegeneration in Parkinson´sdisease. Here, we used brain microglial cell cultures activated by fibrillary forms of recombinanthuman αS to assess the anti‐inflammatory and neuroprotective activities of the antibiotic rifampicin(Rif) and its autoxidation product rifampicin quinone (RifQ). Pretreatments with Rif and RifQreduced the secretion of prototypical inflammatory cytokines (TNF‐, IL‐6) and the burst ofoxidative stress in microglial cells activated with αS fibrillary aggregates. Note, however, that RifQwas constantly more efficacious than its parent compound in reducing microglial activation. Wealso established that the suppressive effects of Rif and RifQ on cytokine release was probably dueto inhibition of both PI3K‐ and non‐PI3K‐dependent signaling events. The control of oxidative stressappeared, however, essentially dependent on PI3K inhibition. Of interest, we also showed that RifQwas more efficient than Rif in protecting neuronal cells from toxic factors secreted by microgliaactivated by αS fibrils. Overall, data with RifQ are promising enough to justify further studies toconfirm the potential of this compound as an anti‐parkinsionian drug.Fil: Acuña, Leonardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Patología Experimental. Universidad Nacional de Salta. Facultad de Ciencias de la Salud. Instituto de Patología Experimental; Argentina. Sorbonne University; Francia. Centre National de la Recherche Scientifique; FranciaFil: Hamadat, Sabah. Sorbonne University; FranciaFil: Corbalan, Natalia Soledad. Université Paris Est Créteil; Francia. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; ArgentinaFil: González Lizarraga, Maria Florencia. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; ArgentinaFil: Dos Santos Pereira, Mauricio. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia. Universidade de Sao Paulo; BrasilFil: Rocca, Jérémy. Sorbonne University; Francia. Centre National de la Recherche Scientifique; FranciaFil: Sepúlveda Díaz, Julia. Sorbonne University; Francia. Centre National de la Recherche Scientifique; FranciaFil: Del Bel, Elaine. Universidade de Sao Paulo; BrasilFil: Papy García, Dulce. Université Paris Est Créteil; FranciaFil: Chehin, Rosana Nieves. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; ArgentinaFil: Michel, Patrick P.. Sorbonne University; Francia. Centre National de la Recherche Scientifique; FranciaFil: Raisman Vozari, Rita. Sorbonne University; Francia. Centre National de la Recherche Scientifique; FranciaMultidisciplinary Digital Publishing Institute2019info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/120492Acuña, Leonardo; Hamadat, Sabah; Corbalan, Natalia Soledad; González Lizarraga, Maria Florencia; Dos Santos Pereira, Mauricio; et al.; Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates; Multidisciplinary Digital Publishing Institute; Cells; 8; 8; 2019; 1-172073-4409CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://www.mdpi.com/2073-4409/8/8/776info:eu-repo/semantics/altIdentifier/doi/10.3390/cells8080776info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:47:49Zoai:ri.conicet.gov.ar:11336/120492instacron: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:34982025-09-03 09:47:49.812CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
title |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
spellingShingle |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates Acuña, Leonardo AGGREGATION MICROGLIA NEUROINFLAMMATION PARKINSON'S DISEASE CYTOKINES NEURONAL SURVIVAL A-SYNUCLEIN |
title_short |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
title_full |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
title_fullStr |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
title_full_unstemmed |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
title_sort |
Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates |
dc.creator.none.fl_str_mv |
Acuña, Leonardo Hamadat, Sabah Corbalan, Natalia Soledad González Lizarraga, Maria Florencia Dos Santos Pereira, Mauricio Rocca, Jérémy Sepúlveda Díaz, Julia Del Bel, Elaine Papy García, Dulce Chehin, Rosana Nieves Michel, Patrick P. Raisman Vozari, Rita |
author |
Acuña, Leonardo |
author_facet |
Acuña, Leonardo Hamadat, Sabah Corbalan, Natalia Soledad González Lizarraga, Maria Florencia Dos Santos Pereira, Mauricio Rocca, Jérémy Sepúlveda Díaz, Julia Del Bel, Elaine Papy García, Dulce Chehin, Rosana Nieves Michel, Patrick P. Raisman Vozari, Rita |
author_role |
author |
author2 |
Hamadat, Sabah Corbalan, Natalia Soledad González Lizarraga, Maria Florencia Dos Santos Pereira, Mauricio Rocca, Jérémy Sepúlveda Díaz, Julia Del Bel, Elaine Papy García, Dulce Chehin, Rosana Nieves Michel, Patrick P. Raisman Vozari, Rita |
author2_role |
author author author author author author author author author author author |
dc.subject.none.fl_str_mv |
AGGREGATION MICROGLIA NEUROINFLAMMATION PARKINSON'S DISEASE CYTOKINES NEURONAL SURVIVAL A-SYNUCLEIN |
topic |
AGGREGATION MICROGLIA NEUROINFLAMMATION PARKINSON'S DISEASE CYTOKINES NEURONAL SURVIVAL A-SYNUCLEIN |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Abstract: Aggregated forms of the synaptic protein α‐synuclein (αS) have been proposed to operateas a molecular trigger for microglial inflammatory processes and neurodegeneration in Parkinson´sdisease. Here, we used brain microglial cell cultures activated by fibrillary forms of recombinanthuman αS to assess the anti‐inflammatory and neuroprotective activities of the antibiotic rifampicin(Rif) and its autoxidation product rifampicin quinone (RifQ). Pretreatments with Rif and RifQreduced the secretion of prototypical inflammatory cytokines (TNF‐, IL‐6) and the burst ofoxidative stress in microglial cells activated with αS fibrillary aggregates. Note, however, that RifQwas constantly more efficacious than its parent compound in reducing microglial activation. Wealso established that the suppressive effects of Rif and RifQ on cytokine release was probably dueto inhibition of both PI3K‐ and non‐PI3K‐dependent signaling events. The control of oxidative stressappeared, however, essentially dependent on PI3K inhibition. Of interest, we also showed that RifQwas more efficient than Rif in protecting neuronal cells from toxic factors secreted by microgliaactivated by αS fibrils. Overall, data with RifQ are promising enough to justify further studies toconfirm the potential of this compound as an anti‐parkinsionian drug. Fil: Acuña, Leonardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Patología Experimental. Universidad Nacional de Salta. Facultad de Ciencias de la Salud. Instituto de Patología Experimental; Argentina. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia Fil: Hamadat, Sabah. Sorbonne University; Francia Fil: Corbalan, Natalia Soledad. Université Paris Est Créteil; Francia. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; Argentina Fil: González Lizarraga, Maria Florencia. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; Argentina Fil: Dos Santos Pereira, Mauricio. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia. Universidade de Sao Paulo; Brasil Fil: Rocca, Jérémy. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia Fil: Sepúlveda Díaz, Julia. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia Fil: Del Bel, Elaine. Universidade de Sao Paulo; Brasil Fil: Papy García, Dulce. Université Paris Est Créteil; Francia Fil: Chehin, Rosana Nieves. Universidad Nacional de Tucuman. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Gobierno de la Provincia de Tucuman. Ministerio de Salud. Sistema Provincial de Salud. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario. - Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet Noa Sur. Instituto de Investigaciones En Medicina Molecular y Celular Aplicada del Bicentenario.; Argentina Fil: Michel, Patrick P.. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia Fil: Raisman Vozari, Rita. Sorbonne University; Francia. Centre National de la Recherche Scientifique; Francia |
description |
Abstract: Aggregated forms of the synaptic protein α‐synuclein (αS) have been proposed to operateas a molecular trigger for microglial inflammatory processes and neurodegeneration in Parkinson´sdisease. Here, we used brain microglial cell cultures activated by fibrillary forms of recombinanthuman αS to assess the anti‐inflammatory and neuroprotective activities of the antibiotic rifampicin(Rif) and its autoxidation product rifampicin quinone (RifQ). Pretreatments with Rif and RifQreduced the secretion of prototypical inflammatory cytokines (TNF‐, IL‐6) and the burst ofoxidative stress in microglial cells activated with αS fibrillary aggregates. Note, however, that RifQwas constantly more efficacious than its parent compound in reducing microglial activation. Wealso established that the suppressive effects of Rif and RifQ on cytokine release was probably dueto inhibition of both PI3K‐ and non‐PI3K‐dependent signaling events. The control of oxidative stressappeared, however, essentially dependent on PI3K inhibition. Of interest, we also showed that RifQwas more efficient than Rif in protecting neuronal cells from toxic factors secreted by microgliaactivated by αS fibrils. Overall, data with RifQ are promising enough to justify further studies toconfirm the potential of this compound as an anti‐parkinsionian drug. |
publishDate |
2019 |
dc.date.none.fl_str_mv |
2019 |
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/11336/120492 Acuña, Leonardo; Hamadat, Sabah; Corbalan, Natalia Soledad; González Lizarraga, Maria Florencia; Dos Santos Pereira, Mauricio; et al.; Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates; Multidisciplinary Digital Publishing Institute; Cells; 8; 8; 2019; 1-17 2073-4409 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/120492 |
identifier_str_mv |
Acuña, Leonardo; Hamadat, Sabah; Corbalan, Natalia Soledad; González Lizarraga, Maria Florencia; Dos Santos Pereira, Mauricio; et al.; Rifampicin and Its Derivative Rifampicin Quinone Reduce Microglial Inflammatory Responses and Neurodegeneration Induced In Vitro by α-Synuclein Fibrillary Aggregates; Multidisciplinary Digital Publishing Institute; Cells; 8; 8; 2019; 1-17 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/url/https://www.mdpi.com/2073-4409/8/8/776 info:eu-repo/semantics/altIdentifier/doi/10.3390/cells8080776 |
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/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Multidisciplinary Digital Publishing Institute |
publisher.none.fl_str_mv |
Multidisciplinary Digital Publishing Institute |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
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CONICET Digital (CONICET) |
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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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1842268884144488448 |
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13.13397 |