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dc.contributor.author
Cuenya, Lucas
dc.contributor.author
Mustaca, Alba Elisabeth
dc.contributor.author
Kamenetzky, Giselle Vanesa
dc.date.available
2017-07-13T19:11:08Z
dc.date.issued
2015-03
dc.identifier.citation
Cuenya, Lucas; Mustaca, Alba Elisabeth; Kamenetzky, Giselle Vanesa; Postweaning isolation affects responses to incentive contrast in adulthood; Wiley; Developmental Psychobiology; 57; 2; 3-2015; 177-188
dc.identifier.issn
0012-1630
dc.identifier.uri
http://hdl.handle.net/11336/20380
dc.description.abstract
Adolescence is a time involving a series of changes in the use of appetitive reinforcers like food, as well as neuroendocrine changes like those taking place in the mesolimbic dopamine function. Social isolation from postnatal day 21 to 36 in rats leads to behavioral and neurophysiological alterations such as increased consumption of appetitive reinforcers. The work is focused on studying how exposure to chronic stress induced by social isolation during adolescence can have a long-lasting effect on responses to reinforcement shifts in adulthood. Two experiments were performed in rats in order to analyze the effect of adolescent isolation on the responses to unanticipated shifts in reinforcement during adulthood, in reinforcement devaluation (32–4% of sucrose solution), increase (4–32% of sucrose solution), and extinction (32–0% of sucrose solution) procedures. Adolescent isolation intensified the intake response resulting from a reinforcement increase (i.e., greater positive contrast), but had no effect on the response to reinforcement devaluation and omission. The implications of this procedure are discussed, along with the underlying behavioral and neurochemical mechanisms.
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
Adolescence
dc.subject
Isolation
dc.subject
Reward
dc.subject
Contrast
dc.subject
Rat
dc.subject.classification
Otras Psicología
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Psicología
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CIENCIAS SOCIALES
dc.title
Postweaning isolation affects responses to incentive contrast in adulthood
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-07-13T17:24:58Z
dc.identifier.eissn
1098-2302
dc.journal.volume
57
dc.journal.number
2
dc.journal.pagination
177-188
dc.journal.pais
Estados Unidos
dc.journal.ciudad
Hoboken
dc.description.fil
Fil: Cuenya, Lucas. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Investigaciones Médicas. Universidad de Buenos Aires. Facultad de Medicina. Instituto de Investigaciones Médicas; Argentina
dc.description.fil
Fil: Mustaca, Alba Elisabeth. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Investigaciones Médicas. Universidad de Buenos Aires. Facultad de Medicina. Instituto de Investigaciones Médicas; Argentina. Universidad Abierta Interamericana; Argentina
dc.description.fil
Fil: Kamenetzky, Giselle Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Investigaciones Médicas. Universidad de Buenos Aires. Facultad de Medicina. Instituto de Investigaciones Médicas; Argentina. Universidad Abierta Interamericana; Argentina
dc.journal.title
Developmental Psychobiology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1002/dev.21273/abstract
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1002/dev.21273
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