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Bachelor thesis . 2017
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Implicación de la Caspasa 8 en el desarrollo embrionario

Authors: Alonso Bellido, Isabel María;

Implicación de la Caspasa 8 en el desarrollo embrionario

Abstract

Caspase8 “knock out” - Embryo development- Dual role La apoptosis o muerte celular inducida es un proceso de muerte fisiológica implicado en numerosos eventos relacionados con el desarrollo, la homeostasis de tejidos, la educación de células, e incluso el envejecimiento. Juega un papel tan esencial en el organismo que un desequilibrio positivo podría desencadenar cáncer o manifestarse como una enfermedad autoinmune, mientras que un desequilibrio negativo podría suponer inmunodeficiencia y degeneración. Por ello, es de especial interés ahondar en el análisis de las moléculas implicadas en tan importante proceso, en nuestro caso estudiaremos la caspasa 8, una proteína de la familia de las cisteín-aspartato-proteasas encargada de iniciar la cascada inducida por receptores de muerte que desencadena la apoptosis. A pesar de que primordialmente se ha asociado a la caspasa 8 con procesos pro-apoptóticos, recientes estudios de experimentación in vivo con ratones knock-out han hallado que la supresión de esta proteasa supone la inhibición de la apoptosis y la activación de la necroptosis, un proceso de muerte celular patológica relacionada con una extensa reacción inmunogénica y consecuentemente inflamatoria. Todo ello no hace más que defender la existencia de una dualidad de funciones de la caspasa 8, la ya conocida pro-apoptótica y la pro-supervivencia. Es por ello, que, aunque primordialmente se ha asociado con la muerte, ahora queremos demostrar que desempeña un importante papel en el desarrollo embrionario, caracterizado por un fuerte proceso de formación y destrucción celular. En concreto, estudiaremos la implicación de dicha proteasa en el desarrollo, mediante el empleo de embriones deficientes para dicha caspasa y se compararán con controles con el fin de estudiar el impacto que tiene la deleción de dicha proteasa.

Universidad de Sevilla. Grado en Farmacia

Country
Spain
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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
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