Now showing items 281-300 of 3227
Hosseini, Rahil (Date of defense: 2020-09-09)
In this thesis, I explored three topics, each addressing a different aspect online search for products and people. In chapter one, we investigated whether consumers’ response to online product reviews depends, not only on ...
Bonada i Cruells, Eduard (Date of defense: 2012-07-16)
Network providers are motivated to deploy Ethernet in their infrastructures. However, this represents a new application for Ethernet technology that leads to new requirements. In Ethernet networks, the Rapid Spanning Tree ...
Vinyals-Mirabent, Sara (Date of defense: 2018-02-08)
Destinations must project a strong and differentiated brand image to position themselves in a competitive market. To this end, official websites have become a key instrument in the portrayal of the desired image and as the ...
Ibarz, Mercè (Date of defense: 1997-07-15)
LA TESIS INVESTIGA Y ANALIZA EL PROCESO DE CREACION Y DE RECEPCION DEL FILME DOCUMENTAL DE LUIS BUÑEL SOBRE LAS HURDES, REALIZADO EN 1933. LA INVESTIGACION ARRANCA CON LOS PROCEDENTES HISTORICOS, METAFORICOS Y VISUALES DE ...
Daniels, Lesley-Ann (Date of defense: 2016-02-12)
This thesis examines the use of amnesty as a tool for ending civil wars. The thesis is innovative in its focus on amnesties during civil wars and their impact on conflict termination. I examine the conditions under which ...
Martínez Fernández, Carmen (Date of defense: 2021-03-12)
Model organisms and gene-editing strategies are fundamental to address a variety of scientific questions from basic science to biomedical research. Here, we reinforced the use of two powerful tools, the experimental ...
Plana Carmona, Marcos (Date of defense: 2021-03-17)
Continuous C/EBPa expression converts B cells into macrophages while its transient upregulation before the Yamanaka factors yields highly efficient iPSC reprogramming. C/EBP members regulate Il6 pathway genes and IL-6 ...
Di Stefano, Bruno (Date of defense: 2014-06-05)
One of the major goals of current stem cell research is understanding the mechanism of somatic cell reprogramming by Oct4, Sox2, Klf4 and Myc (OSKM) into induced pluripotent stem cells (iPSCs). However, the finding ...
Serra Pascual, Selma A. (Date of defense: 2011-07-04)
Migraine is one of most disabling neurological disorders for which the genetic and molecular mechanisms are not fully resolved. This PhD thesis has focused on the functional characterization of two new missense mutations ...
Vara Sánchez, Carlos (Date of defense: 2016-05-31)
Esta tesis doctoral se propone explorar el rol de lo temporal en las video instalaciones más representativas de Bill Viola. Creemos que ahí es donde reside gran parte de la capacidad de estas obras de cuestionar profundos ...
Betanzo de la Rosa, Alejandra (Date of defense: 2011-10-31)
La actividad de investigación de este estudio doctoral se condensa en los tres artículos que aquí se presentan. Cada texto, desde una lógica de análisis distinta, hace una exploración tanto teórica como empírica de la ...
Pérez Sánchez, Juan Manuel (Date of defense: 2016-01-21)
La presente tesis doctoral tiene como objetivo analizar los mecanismos mediante los cuales se generan nuevos significados en el argot de la ciudad de Medellín (Colombia), conocido como parlache. Para ello se conformó un ...
Rodríguez Solano, Pablo Augusto (Date of defense: 2013-11-21)
El estado en Costa Rica a partir de 1812 fue posible por la constitución de una comunidad política. Ésta logró superar los conflictos coyunturales entre sus dirigentes mediante el balance de sus intereses económicos, en ...
Palacio Vieira, Jorge A. (Date of defense: 2011-10-18)
El estudio KIDSCREEN Seguimiento analizó los cambios en la calidad de vida relacionada con la salud (CVRS) en una muestra representativa de niños y adolescentes españoles de 8 a 18 años de edad y sus padres, que contestaron ...
Aguadé Gorgorió, Guim (Date of defense: 2021-07-09)
Despite decades of scientific effort, cancer remains a major cause of death worldwide. Through the accumulation of genome alterations, tumor populations evolve the capacity to circumvent the selective barriers of tissue ...
Canet, Maëlle (Date of defense: 2023-03-30)
Though Computed Tomography (CT) plays an essential role in healthcare, several large-scale cohort studies have reported an increased cancer risk following CT-radiation exposure in childhood. Results may be subject to ...
Papantoniou, Kyriaki (Date of defense: 2014-12-01)
Recent human and animal data indicate that night shift work might increase the risk for cancer. Epidemiologic evidence is limited and has mostly focused on breast cancer while underlying mechanisms are still poorly understood. ...
Guardia Valenzuela, Cristina (Date of defense: 2019-12-19)
El cáncer de mama HER2-positivo es un subtipo muy agresivo. El desarrollo de terapias anti-diana HER2, particularmente el anticuerpo monoclonal (Mab) trastuzumab, supuso una mejora significativa en el pronóstico de esta ...
Luján Pérez, Miguel Ángel (Date of defense: 2020-03-13)
Cocaine addiction is a chronic, relapsing disease characterized by the compulsive seeking and use of the drug despite its harmful consequences. Currently, there are no approved pharmacotherapies available for the treatment ...
Cuenca Royo, Aida Ma (Date of defense: 2014-01-22)
El cannabis es la droga ilegal de uso más extendido en España siendo la prevalencia de su consumo elevada (17% en el último año-población de 15 a 34 años). Dado que diversos estudios muestran que sólo una pequeña proporción ...