Now showing items 21-40 of 116

    Development and characterization of solid lipid nanoparticles (SLN) as a vehicle of biomolecules 

    Bustos Araya, Marta Eduviges (Date of defense: 2023-02-24)

    [eng] The interest of this work was to manufacture solid lipid nanoparticles that serve as a vehicle for biomolecules, specifically Chondroitin sulfate and pEGFP plasmid DNA. In the experimental part, the reagents and ...

    Development of crystallographic methods for phasing highly modulated macromolecular structures 

    Caballero Muñoz, Iracema (Date of defense: 2021-03-26)

    Pathologies that result in highly modulated intensities in macromolecular crystal structures pose a challenge for structure solution. To address this issue two studies have been performed: a theoretical study of one of ...

    Discovery of First-In-Class inhibitors of a DNA damage repair pathway 

    Camps i Fajol, Cristina (Date of defense: 2022-12-19)

    [eng] Cancer is the second leading cause of death globally. The gold standard for cancer has historically been surgery, radiotherapy and chemotherapy. Although the efficacy of chemotherapy has been broadly confirmed, drug ...

    Dual effect of Semaphorin 4D blockade in neuroendocrine tumor malignization: from vessels to macrophages 

    Zuazo Gaztelu, Iratxe (Date of defense: 2018-11-23)

    Tumor progression is a complex conundrum of events that involve not only tumor cells, but also their surrounding microenvironment. Accounting to the natural dependency of tumors on angiogenesis, its therapeutic targeting ...

    Efecto de la muerte cerebral en hígados esteatósicos y no esteatósicos sometidos a trasplante 

    Negrete Sánchez, Elsa N. (Date of defense: 2019-10-11)

    Actualmente, el 80% de los injertos hepático proceden de donantes con muerte cerebral. Sin embargo, la muerte cerebral reduce la tolerancia de los injertos hepáticos a la lesión por isquemia/reperfusión y contrarresta los ...

    Efecto de la proporción de los componentes de la dieta en distintos aspectos del metabolismo de la rata en un contexto de obesidad 

    Oliva Lorenzo, Laia (Date of defense: 2019-06-27)

    El sobrepeso y la obesidad son condiciones patológicas, con una prevalencia elevada, que están consideradas como una de las principales causas de mortalidad. Los factores genéticos, y especialmente, los factores ambientales ...

    Efectos de la depleción de la histona H1 en células de cáncer de mama: proliferación y respuesta a interferón 

    Bustillos Ortiz, Alcides Alberto (Date of defense: 2017-09-26)

    La histona H1 se une al nucleosoma, situándose en la base, cerca de los sitios de entrada y salida del DNA, siendo una de sus principales funciones descritas, el mantenimiento de una estructura estable y condensada de la ...

    The effect of inhibition of nucleotide synthesis on ribosome biogenesis and the induction of p53 

    Riaño Canalias, Ferran (Date of defense: 2017-09-29)

    Ribosome biogenesis is one of the most energy consuming anabolic processes in a cell, required for the generation of the translational machinery to grow and proliferate. Moreover, this process necessitates the coordination ...

    Electrochemical immunosensors for pesticide residue detection in food matrices 

    Kopper, Klaudia Lilla (Date of defense: 2021-11-26)

    This thesis has been developed in the framework of the European FoodSmartphone project with the objective to develop user-friendly smartphone-connected electrochemical immunosensors for pesticide residue detection in ...

    Epigenetic Dysregulation of Monocytes as a Sensor of Activity and Progression in Arthritis 

    Calle Fabregat, Carlos de la (Date of defense: 2022-03-15)

    OBJECTIVE: Identifying predictive biomarkers at early stages of undifferentiated arthritis (UA) is crucial for starting appropriate therapies to avoid poor outcomes. Monocytes and macrophages, largely associated with ...

    Estructura de proteínas mitocondriales y complejos DNA-proteína 

    Illanes Vicioso, Ramiro (Date of defense: 2023-11-10)

    [spa] El desarrollo de mi tesis doctoral abarca el análisis estructural y en solución de dos proteínas mitocondriales: la isoforma 1 del Factor de Transcripción A Mitocondrial (TFAM) y el dominio N-terminal de la isoforma ...

    Estructura y determinantes funcionales de selectividad de sustrato de los transportadores HAT para aminoácidos neutros 

    Escudero Bravo, Paloma (Date of defense: 2021-07-15)

    Los transportadores heteroméricos de aminoácidos (HAT) se encuentran compuestos por una subunidad pesada que dirige el tráfico del transportador a la membrana plasmática y la subunidad ligera que posee la actividad catalítica. ...

    Estudi transcripcional i funcional de les ribonucleotidil reductases de Pseudomonas aeruginosa 

    Crespo Puig, Anna (Date of defense: 2017-04-27)

    Les ribonucleotidil reductases (RNR) són metal·loenzims essencials per la vida que catalitzen la reducció dels ribonucleòtids (NTPs) a desoxiribonucleòtids (dNTPs), per tant, les RNRs són enzims necessaris per a l’obtenció ...

    Estudio de los mecanismos moleculares que promueven la progresión del carcinoma escamoso de piel 

    Simón Extremera, Pilar (Date of defense: 2017-05-12)

    El carcinoma escamoso (SCC) es el segundo tumor de piel más frecuente en humanos caucásicos. Estudios recientes demuestran que el crecimiento tumoral es mantenido por una población de células tumorales, las células madre ...

    Evolution of I34 modifications in tRNAs and their role in proteome composition 

    Rafels Ybern, Àlbert (Date of defense: 2018-07-17)

    Inosine is a guanosine analogue that when is found at the wobble position of the tRNAs (I34) expands its codon recognition capability. Inosine can wobble pair with cytosine, adenosine and uridine. Because inosine is not ...

    Funció i potencial terapèutic de CPEB4 en l’aparició i progressió de lesions hepàtiques en context d’obesitat 

    Ramírez Pedraza, Marta (Date of defense: 2020-12-18)

    El carcinoma hepatocel·lular (HCC) és la segona causa de mort relacionada amb càncer i té avui en dia opcions terapèutiques molt limitades. Tot i que el HCC s’acostuma a estudiar en estats de malaltia hepàtica molt avançats, ...

    Genetics of natural variation and environmental modulation of immune-related hybrid incompatibilities in Arabidopsis 

    Atanasov, Kostadin Evgeniev (Date of defense: 2019-05-14)

    Arabidopsis thaliana is a small ruderal weed with prominent north-hemisphere distribution. It has an autogamous style of reproduction, whereas about 3% of the natural population can exhibit outcrosses. Some of these ...

    Glycogen regulates cellular proliferation in the context of aging, tumorigenesis, and hepatic regeneration 

    Zapata Garin, Claire-Alix (Date of defense: 2018-06-01)

    Glycogen is a branched polysaccharide that serves as an intracellular store of glucose that can be mobilized to maintain homeostasis or to fuel cellular processes. Glycogen is synthesized by glycogen synthase, which is ...

    Gαq regulates mitochondrial motility and interacts with ALEX3, MIRO1 and TRAK proteins 

    Izquierdo Villalba, Ismael (Date of defense: 2020-01-17)

    G proteins transduce a myriad of signals from receptors at the plasma membrane. Recent reports point to a novel localization of G proteins at the mitochondria and other endomembranes where they regulate the physiology of ...

    Identification and characterisation of transcriptional regulators through proximity interaction mapping in two distinct systems 

    Lewis, Michael (Date of defense: 2022-11-11)

    [eng] Transcriptional regulation is a multifaceted and fundamental process, which underpins normal physiology, and its dysregulation is associated to numerous pathologies. Using two inherently different transcriptional ...