Evaluación del efecto coadyuvante de 2H-cromen-2-ona para la prevención de convulsiones inducidas experimentalmente en ratones de laboratorio

dc.contributor.advisorGuerrero Pabon, Mario Francisco
dc.contributor.authorNúñez Medina, Ángela Viviana
dc.contributor.cvlacAngela Viviana Nuñez Medina [0001464046]spa
dc.contributor.researchgroupGrupo de Investigaciones en Farmacología Molecular (Farmol)spa
dc.contributor.researchgroupGrupo de Investigaciones en Farmacología Molecular (Farmol)spa
dc.date.accessioned2023-08-08T17:57:23Z
dc.date.available2023-08-08T17:57:23Z
dc.date.issued2023
dc.descriptionilustraciones, diagramas, fotografías
dc.description.abstractLa epilepsia es una enfermedad potencialmente neurodegenerativa crónica que afecta a humanos y animales. La mayoría de los pacientes requieren la prescripción de fármacos antiepilépticos (FAE), no obstante, alrededor del 30% de ellos no presentan resolución completa de sus convulsiones, por lo que se categorizan como pacientes refractarios, es decir, individuos que a pesar de tener un régimen médico no tienen control de estas. Dicha condición hace que su calidad de vida se afecte. Por dicha particularidad de resistencia farmacológica, el objetivo de este trabajo fue evaluar el efecto como coadyuvante de cumarina (2H-cromen-2-ona) en la prevención de convulsiones. En este trabajo se evaluó la respuesta por parte de ratones de laboratorios en modelos de inducción de convulsión bajo los efectos de fármacos antiepilépticos como lo fueron carbamazepina, ácido valproico y levetiracetam, el uso de cumarina y la combinación de fármaco y cumarina, en estímulos de electroshock de alta intensidad (MES), modelo de baja frecuencia (6 Hz) e inducción química con pentilentetrazol (PTZ), adicionalmente se evaluó la neurotoxicidad aguda mediante la prueba de eje rodante (Rotarod). De la evaluación de cumarina (2H-cromen-2-ona), en primer lugar, en la prueba de eje rodante, se encontró que no hubo una alteración significativa en la motricidad de los individuos. En cuanto a los datos obtenidos en los ensayos de inducción de convulsión se pudo determinar que la combinación de carbamazepina y cumarina tuvo un potencial efecto anticonvulsivante en el modelo de MES, para los otros modelos se encontró una significancia menor con respecto al de MES. Los datos proporcionados en el documento sugieren que el uso en combinación de cumarina (2H-cromen-2-ona) con fármacos prototipo de primera línea en modelos de ratones, ejercería efectos anticonvulsivantes y un posible efecto sinérgico. (Texto tomado de la fuente)
dc.description.abstractEpilepsy is a potentially chronic neurodegenerative disease that affects humans and animals. The majority of patients require the prescription of antiepileptic drugs (AEDs). However, around 30% of them do not present complete resolution of their seizures, which is why they are categorized as refractory patients, that is, individuals who, despite having a medical regimen, have no control over these. This condition affects their quality of life. Due to this particularity of pharmacological resistance, the goal of this work was to evaluate the effect of coumarin (2H-chromen-2-one) as an adjuvant in the prevention of seizures. In this work, the response of laboratory mice in models of seizure induction under the effects of antiepileptic drugs such as carbamazepine, valproic acid, and levetiracetam, the use of coumarin and the combination of drug and coumarin, was evaluated in stimulation high-intensity electroshock (MES), low-frequency model (6 Hz), and chemical induction with pentylenetetrazol (PTZ), additionally acute neurotoxicity was evaluated using the rolling axis test (Rotarod). From the evaluation of coumarin (2H-chromen-2-one), first of all, in the rolling axis test, it was found that there was no significant alteration in the motor skills of the individuals. Regarding the data obtained in the seizure induction trials, it was possible to determine that the combination of carbamazepine and coumarin had a potential anticonvulsant effect in the MES model, lower significance was found at the other models concerning the MES model. The data provided in the document suggest that the use of coumarin (2H-chromen-2-one) in combination with first-line prototype drugs in mouse models would exert anticonvulsant effects and a possible synergistic effect.eng
dc.description.degreelevelMaestríaspa
dc.description.degreenameMagister en Ciencias- Farmacologíaspa
dc.description.researchareaFarmacología experimental del sistema nerviosospa
dc.description.researchareaFarmacología Experimental del Sistema Nerviosospa
dc.format.extent108 páginasspa
dc.format.mimetypeapplication/pdfspa
dc.identifier.instnameUniversidad Nacional de Colombiaspa
dc.identifier.reponameRepositorio Institucional Universidad Nacional de Colombiaspa
dc.identifier.repourlhttps://repositorio.unal.edu.co/spa
dc.identifier.urihttps://repositorio.unal.edu.co/handle/unal/84494
dc.language.isospaspa
dc.publisherUniversidad Nacional de Colombiaspa
dc.publisher.branchUniversidad Nacional de Colombia - Sede Bogotáspa
dc.publisher.facultyFacultad de Cienciasspa
dc.publisher.placeBogotá, Colombiaspa
dc.publisher.programBogotá - Ciencias - Maestría en Ciencias - Farmacologíaspa
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dc.rights.accessrightsinfo:eu-repo/semantics/openAccessspa
dc.rights.licenseAtribución-NoComercial-CompartirIgual 4.0 Internacionalspa
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/4.0/spa
dc.subject.ddc610 - Medicina y saludspa
dc.subject.decsAdministración del Tratamiento Farmacológicospa
dc.subject.decsMedication Therapy Managementeng
dc.subject.decsEpilepsiaspa
dc.subject.decsConvulsionesspa
dc.subject.decsSeizureseng
dc.subject.decsAnticonvulsivantesspa
dc.subject.decsAnticonvulsantseng
dc.subject.decsEXPERIMENTACION CON ANIMALESspa
dc.subject.decsAnimal experimentationeng
dc.subject.decsEpilepsyeng
dc.subject.proposalEpilepsiaspa
dc.subject.proposalcumarinaspa
dc.subject.proposalpentilentetrazolspa
dc.subject.proposalMES
dc.subject.proposal6 Hz
dc.subject.proposalconvulsiónspa
dc.subject.proposalanticonvulsivospa
dc.subject.proposalEpilepsyeng
dc.subject.proposalcoumarineng
dc.subject.proposalpentylenetetrazoleeng
dc.subject.proposalseizureeng
dc.subject.proposalanticonvulsanteng
dc.titleEvaluación del efecto coadyuvante de 2H-cromen-2-ona para la prevención de convulsiones inducidas experimentalmente en ratones de laboratoriospa
dc.title.translatedEvaluation of the adjuvant effect of 2H-chromen-2-one for the prevention of experimentally induced seizures in laboratory miceeng
dc.typeTrabajo de grado - Maestríaspa
dc.type.coarhttp://purl.org/coar/resource_type/c_bdccspa
dc.type.coarversionhttp://purl.org/coar/version/c_b1a7d7d4d402bccespa
dc.type.contentTextspa
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dcterms.audience.professionaldevelopmentInvestigadoresspa
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