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dc.creatorAssis, Maria Amparo-
dc.creatorHansen, Cristian-
dc.creatorLux, Victoria Adela R.-
dc.creatorCancela, Liliana Marina-
dc.date2017-09-18T15:48:09Z-
dc.date2017-09-18T15:48:09Z-
dc.date2009-01-
dc.date2017-09-13T16:17:43Z-
dc.date.accessioned2019-04-29T15:27:21Z-
dc.date.available2019-04-29T15:27:21Z-
dc.date.issued2017-09-18T15:48:09Z-
dc.date.issued2017-09-18T15:48:09Z-
dc.date.issued2009-01-
dc.date.issued2017-09-13T16:17:43Z-
dc.identifierAssis, Maria Amparo; Hansen, Cristian; Lux, Victoria Adela R.; Cancela, Liliana Marina; Sensitization to amphetamine occurs simultaneously at immune level and in met-enkephalin of the nucleus accumbens and spleen: An involved NMDA glutamatergic mechanism; Elsevier; Brain Behavior And Immunity; 23; 4; 1-2009; 464-473-
dc.identifier0889-1591-
dc.identifierhttp://hdl.handle.net/11336/24459-
dc.identifier1090-2139-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/294476-
dc.descriptionAdministration of psychostimulants can elicit a sensitized response to the stimulating and reinforcing properties of the drugs, although there is scarce information regarding their effects at immune level. We previously demonstrated that an acute exposure to amphetamine (5 mg/kg, i.p.) induced an inhibitory effect on the splenic T-cell proliferative response, along with an increase in met-enkephalin at limbic and immune levels, 4 days following drug administration. In this study, we evaluated the amphetamine-induced effects at weeks one and three after the same single dose treatment (5 mg/kg, i.p.) on the lymphoproliferative response and on the met-enkephalin in the nucleus accumbens (NAc), prefrontal cortex (PfC), spleen and thymus. It was demonstrated that these effects disappeared completely after three weeks, although re-exposure to an amphetamine challenge induced the expression of sensitization to the effects of amphetamine on the lymphoproliferative response and on the met-enkephalin from NAc, spleen and thymus, but not in the PfC. Pre-treatment with MK-801 (0.1 mg/kg, i.p.), an N-methyl-d-aspartate (NMDA) glutamatergic receptor antagonist, blocked the effects of a single amphetamine exposure on the lymphoproliferative response and on met-enkephalin in the NAc and spleen. Furthermore, the NMDA receptor antagonist administered prior to amphetamine challenge also blocked the expression of sensitization in both parameters evaluated. These findings show a long-lasting amphetamine-induced sensitization phenomenon at the immune level in a parallel way to that occurring in the limbic and immune enkephalineric system. A glutamate mechanism is implied in the long-term amphetamine-induced effects at immune level and in the met-enkephalin from NAc and spleen.-
dc.descriptionFil: Assis, Maria Amparo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Farmacología Experimental de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Farmacología Experimental de Córdoba; Argentina-
dc.descriptionFil: Hansen, Cristian. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Farmacología Experimental de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Farmacología Experimental de Córdoba; Argentina-
dc.descriptionFil: Lux, Victoria Adela R.. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina-
dc.descriptionFil: Cancela, Liliana Marina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Farmacología Experimental de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Farmacología Experimental de Córdoba; Argentina-
dc.formatapplication/pdf-
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dc.languageeng-
dc.publisherElsevier-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0889159109000063-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.bbi.2009.01.003-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-nd/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectMET-ENCEFALINA-
dc.subjectGLUTAMATO-
dc.subjectRESPUESTA LINFOPROLIFERATIVA-
dc.subjectAMPHETAMINE-
dc.subjectGLUTAMIC ACID-
dc.subjectCENTRAL NERVOUS SYSTEM STIMULANTS-
dc.subjectBioquímica y Biología Molecular-
dc.subjectMedicina Básica-
dc.subjectCIENCIAS MÉDICAS Y DE LA SALUD-
dc.titleSensitization to amphetamine occurs simultaneously at immune level and in met-enkephalin of the nucleus accumbens and spleen: An involved NMDA glutamatergic mechanism-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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