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dc.contributor.author
Rossato, Janine I.
dc.contributor.author
Bevilaqua, Lia R.
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Izquierdo, Iván
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Medina, Jorge Horacio
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Cammarota, Martin Pablo
dc.date.available
2019-12-05T20:16:47Z
dc.date.issued
2010-12
dc.identifier.citation
Rossato, Janine I.; Bevilaqua, Lia R.; Izquierdo, Iván; Medina, Jorge Horacio; Cammarota, Martin Pablo; Retrieval induces reconsolidation of fear extinction memory; National Academy of Sciences; Proceedings of the National Academy of Sciences of The United States of America; 107; 50; 12-2010; 21801-21805
dc.identifier.issn
0027-8424
dc.identifier.uri
http://hdl.handle.net/11336/91547
dc.description.abstract
The nonreinforced expression of long-tem memory may lead to two opposite protein synthesis-dependent processes: extinction and reconsolidation. Extinction weakens consolidated memories, whereas reconsolidation allows incorporation of additional information into them. Knowledge about these two processes has accumulated in recent years, but their possible interaction has not been evaluated yet. Here, we report that inhibition of protein synthesis in the CA1 region of the dorsal hippocampus after retrieval of fear extinction impedes subsequent reactivation of the extinction memory trace without affecting its storage or that of the initial fear memory. Our results suggest that extinction memory is susceptible to a retrieval-induced process similar to reconsolidation in the hippocampus.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
National Academy of Sciences
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
AMNESIA
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ANISOMYCIN
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LEARNING
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Neurociencias
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Medicina Básica
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CIENCIAS MÉDICAS Y DE LA SALUD
dc.title
Retrieval induces reconsolidation of fear extinction memory
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-01-07T13:32:58Z
dc.journal.volume
107
dc.journal.number
50
dc.journal.pagination
21801-21805
dc.journal.pais
Estados Unidos
dc.journal.ciudad
Washington DC, USA
dc.description.fil
Fil: Rossato, Janine I.. Pontificia Universidade Católica do Rio Grande do Sul; Brasil. Conselho Nacional de Desenvolvimiento Científico y Tecnológico; Brasil
dc.description.fil
Fil: Bevilaqua, Lia R.. Conselho Nacional de Desenvolvimiento Científico y Tecnológico; Brasil. Pontificia Universidade Católica do Rio Grande do Sul; Brasil
dc.description.fil
Fil: Izquierdo, Iván. Conselho Nacional de Desenvolvimiento Científico y Tecnológico; Brasil. Pontificia Universidade Católica do Rio Grande do Sul; Brasil
dc.description.fil
Fil: Medina, Jorge Horacio. Pontificia Universidade Católica do Rio Grande do Sul; Brasil. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Biología Celular y Neurociencia "Prof. Eduardo de Robertis". Universidad de Buenos Aires. Facultad de Medicina. Instituto de Biología Celular y Neurociencia; Argentina
dc.description.fil
Fil: Cammarota, Martin Pablo. Pontificia Universidade Católica do Rio Grande do Sul; Brasil. Conselho Nacional de Desenvolvimiento Científico y Tecnológico; Brasil. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Biología Celular y Neurociencia "Prof. Eduardo de Robertis". Universidad de Buenos Aires. Facultad de Medicina. Instituto de Biología Celular y Neurociencia; Argentina
dc.journal.title
Proceedings of the National Academy of Sciences of The United States of America
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.pnas.org/content/107/50/21801
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1073/pnas.1016254107
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