Now showing items 2674-2693 of 3216

    SEO, periodismo y comunicación: conceptos, herramientas y procesos para optimizar la visibilidad web de los medios digitales 

    Lopezosa García, Carlos (Date of defense: 2019-11-26)

    La difusión de noticias de actualidad a través de plataformas digitales ofrece a los medios de comunicación la oportunidad de obtener más lectores, sin embargo, para que las noticias aparezcan en posiciones destacadas en ...

    Sequence-Dependent nucleosome positioning and chromatin remolleing of hormone-responsive genes 

    Zaurín Quer, Roser (Date of defense: 2009-07-16)

    Evidències recents han remarcat la importància del paper de l'estructura de la cromatina i el posicionament de nucleosomes en processos cel·lulars bàsics com és la regulació de la transcripció gènica. L'avenç de noves ...

    SERS nanosensors for real time multiplexing of intracellular hydrogen peroxide and pH dynamics 

    Xiao, Can (Date of defense: 2021-10-07)

    The existence and progression of certain diseases are associated with the imbalances of different biomolecules. The multiplex sensing of hydrogen peroxide and pH can be potentially used for understanding the progression ...

    Set on competing : contamination effects and parties' entry decisions in mass elections 

    Guinjoan Cesena, Marc (Date of defense: 2012-10-26)

    According to the Duvergerian theories, only viable parties would be expected to stand for elections alone in the long run, whereas nonviable parties would be thought to join a pre-electoral coalition with another party ...

    Several approaches to improve noise removal in photographic images 

    Ghimpeteanu, Gabriela (Date of defense: 2018-01-23)

    Noise acquisition is an unavoidable component when capturing photographs, even in the case of current state of the art cameras. This problem is even accentuated when the lighting conditions are not ideal. Therefore, ...

    Sexual (Mis) Encounters in the Mariana Islands: Tracing Sexuality in Spanish Policies and CHamoru Responses to Contact and Colonization, 1521-1769 

    Moral de Eusebio, Enrique (Date of defense: 2022-02-25)

    This doctoral thesis explores the role that sexuality played in the first contacts between the inhabitants of the Mariana Islands (Micronesia, western Pacific) and the Europeans, as well as in the subsequent Spanish ...

    Sexual identity and adverse health-related outcomes: a study on risk behaviour, suicide, and substance use 

    Sönmez, İbrahim (Date of defense: 2023-03-27)

    This PhD dissertation addresses how stress regarding one’s sexual identity relates to health-related adverse outcomes. It is composed of four articles. The first one examines how internalized homonegativity (IH) is ...

    Shanghai y la industrialización algodonera en China: el caso de la empresa Dafeng. 

    Brasó Broggi, Carles (Date of defense: 2010-06-30)

    Dafeng fue una fábrica china pionera en la fabricación y apresto de bienes de algodón industriales. La primera industrialización de China, donde cabe ubicar Dafeng, es un hecho histórico que empezó a mediados del siglo XIX ...

    Shaping mammalian tissues with light : optogenetic control of apical constriction 

    Martínez Ara, Guillermo (Date of defense: 2022-09-19)

    During embryonic development, cellular forces synchronize in space and time to generate functional tissue shapes. Apical constriction is a force-generating process necessary to provoke the folding of multiple organ primordia ...

    Sickness absence trajectories and its relationship with prior Labour Market Participation patterns : a life course approach 

    Hernando Rodríguez, Julio César (Date of defense: 2020-11-20)

    Background: Previous studies have focused on analysing specific labour market situations and their relationship with sickness absence (SA). However, little is known about the relationship between mobility between different ...

    Signaling networks regulated by the kinase p38α in cancer cell homeostasis 

    Dan, Yuzhen (Date of defense: 2022-02-24)

    p38α (encoded by MAPK14) is a major regulator of cellular responses to almost all types of environmental and intracellular stresses. Upon activation, p38α phosphorylates various substrates both in the cytoplasm and nucleus, ...

    Signalling mechanisms involved in memory function : focus on the effects of Δ9-tetrahydrocannabinol 

    Galera López, Lorena (Date of defense: 2021-09-22)

    Memory is a physiological brain function crucial for adaptive behaviour of individuals. Memory alterations are described as impairments in the processes by which memory is perceived, encoded, consolidated, retrieved, or ...

    Signalling of ciclyn o complexes through EIF2alpha phosphorylation 

    Ortet Cortada, Laura (Date of defense: 2010-06-04)

    We have identified a novel Cyclin, called Cyclin O, which is able to bind and activate Cdk2 in response to intrinsic apoptotic stimuli. We have focused on the study of Cyclin Oα and Cyclin Oβ, alternatively spliced ...

    Signalling pathways activated by inflammatory cytokines can regulate genes involved in gastric carcinogenesis 

    Cobler Moncunill, Lara (Date of defense: 2013-09-09)

    The infection of gastric mucosa by Helicobacter pylori is a key step in the initiation and evolution to gastric adenocarcinomas. Prolonged infection promotes the infiltration of inflammatory cells and subsequent increased ...

    Similarity and style in electronic dance music drum rhythms 

    Gómez Marín, Daniel (Date of defense: 2018-04-15)

    This thesis presents original research carried out in the topic of electronic dance music (EDM) drum sequencing, a fundamental and yet underdeveloped subject in the music production literature. The work undertaken is focused ...

    Singing-driven interfaces for sound synthesizers 

    Janer Mestres, Jordi (Date of defense: 2008-03-14)

    Els instruments musicals digitals es descomponen usualment en dues parts: la interfície d'usuari i el motor de síntesi. Tradicionalment la interfície d'usuari pren el nom de controlador musical. L'objectiu d'aquesta tesi ...

    Single molecule localization microscopy reveals DNA compaction and nascent RNA structure in vivo 

    Castells García, Àlvaro (Date of defense: 2019-07-01)

    Chromatin organization and gene expression are interdependent. Previously, our group showed that nucleosomes form groups, termed clutches, whose size correlates with cell state. In this thesis, we carried out 3D, 2-color ...

    Sintaxi i semàntica verbals en el discurs d'especialitat: elements per a l'activació del valor terminològic 

    Joan Casademont, Anna (Date of defense: 2008-03-27)

    La tesi, en el marc de la Teoria Comunicativa de la Terminologia (TCT), es proposa observar els elements d'activació del valor terminològic en els verbs fraseològics del discurs especialitzat. Es descriuen, a diferents ...

    Sinusoid-lining cells are novel myeloid-endothelial innate cells that form splenic niches for marginal zone B cell activation and plasma cell survival 

    Barra Quaglia, Carolina M. (Date of defense: 2014-10-06)

    Los sinusoides del bazo humano promueven la lenta percolación de la sangre, favoreciendo la captura de antígeno por los fagocitos y linfocitos del sistema inmune local. Estratégicamente posicionadas delimitando los ...

    El Sistema colonial fenicio y púnico en Marruecos : nuevas perspectivas a la luz de las investigaciones arqueológicas 

    El Mhassani, Mohamed (Date of defense: 2014-03-24)

    Es un estudio sobre la presencia colonial fenicia y púnica en varios asentamientos y factorías de Marruecos, desde el siglo VIII a.C., hasta el siglo III a.C. Es en este periodo cuando aparece la monarquía mauritana que ...