Now showing items 2996-3015 of 11231
Domenech Pena, Arnau (Date of defense: 2013-12-03)
It is estimated that within a few years chronic obstructive pulmonary disease (COPD) will be the third leading cause of death worldwide. The morbidity and mortality associated with COPD are due, in part to acute exacerbation ...
Peral, Mireia, 1979- (Date of defense: 2020-03-20)
The objective of this thesis is to study the first-order dynamics of subduction systems characterized by opposite dip polarity in adjacent plate segments. The absence of previous studies analyzing the geodynamic evolution ...
Mezzina, Bianca (Date of defense: 2021-11-30)
The El Niño-Southern Oscillation (ENSO) is a natural mode of climate variability in the tropical Pacific, which not only perturbs the local atmosphere, but whose impacts can also reach remote, extra-tropical regions through ...
Ruiz Gómez, Vicenç (Date of defense: 2017-09-29)
El present estudi pretén analitzar el procés de conformació política d’una comunitat local a l’edat mitjana. Tal com la historiografia ha posat de manifest, poden ser diversos els factors que intervenen en la consolidació ...
Plana Casado, María José (Date of defense: 2018-05-28)
E-grocery shopping is increasingly popular, but a significant part of the food products available online do not comply with food law requirements. The official control systems designed by Member States on the basis of the ...
Etxeberria Urra, Marina (Date of defense: 2015-07-27)
E-glass fiber-reinforced composites (FRC) have become popular in dental and medical applications for load-bearing applications. This is due to their enhanced biomechanical matching with living tissues compared to traditional ...
Córdova Palomera, Aldo (Date of defense: 2015-09-21)
In the behavioral sciences, the concept of phenotypic plasticity can be roughly categorized into two classes: developmental and activational plasticity. Developmental plasticity denotes the capacity of an individual carrying ...
Santa Bárbara Ruiz, Paula (Date of defense: 2017-07-28)
Countless environmental aggressors could damage the integrity of tissues and organs. In humans, the limited regenerative ability prevents often the recovery of injured tissues, but this is not the case of the fruit fly ...
Sánchez Tilló, Ester (Date of defense: 2006-05-18)
Macrophages are key regulators of immune system connecting innate and specific immune responses. Macrophages proliferate in presence of their growth factor, M-CSF. The addition of bacterial lipopolysacharide, LPS, induces ...
Piqué, Josep (Piqué i Vilar) (Date of defense: 1997-09-26)
La història natural de "Sciurus vulgaris" a l'àrea de distribució d'Europa occidental és coneguda en la zona nòrdicacentral (70º N - 50º N), però és gairebé desconeguda en el terç meridional (50° N - 37' N), tot i que té ...
García Criado, María Ángeles (Date of defense: 2007-06-18)
La complicació vascular més greu després del trasplantament hepàtic és la trombosi de l'artèria hepàtica. Quan aquesta complicació se sospita clínicament es realitza una ecografia Doppler amb la finalitat d'establir el ...
Escura Sancho, Sílvia (Date of defense: 2022-12-19)
[cat] HIPÒTESIS: a) Hipòtesis principals: 1. L’ecografia uroginecològica (EUG) presenta patrons ecogràfics que permeten avaluar el funcionalisme del dispositiu col·locat a nivell suburetral per a tractar la IUE, de ...
Puntí Casadellà, Maria del Tura (Date of defense: 2008-01-18)
Aquest treball aborda l'ecologia de les comunitats d'un dels grups de macroinvertebrats bentònics més diversos i abundants dels nostres rius, els quironòmids. El principal objectiu d'aquesta tesi ha estat estudiar l'estructura ...
Mate, Isabel (Date of defense: 2015-12-16)
La rata d'aigua meridional, Arvicola sapidus, és un rosegador endèmic de la Península Ibèrica i França, catalogat com a vulnerable. La fragilitat de les poblacions i l’insuficient coneixement per establir mesures destinades ...
Burfeid Castellanos, Andrea Montserrat (Date of defense: 2018-09-20)
Benthic diatoms, photoautotrophic, silicate plated, single-celled aquatic organisms dwelling on substrates, have been used in bioindication, since they are good indicators of ecological water state. In this thesis, we have ...
Baena Cabrera, Patricia (Date of defense: 2024-05-16)
[eng] The exploration of marine environments, especially the deep sea, has been an ongoing effort. With the majority of Earth’s surface covered by oceans, the invention of SCUBA and subsequent deep-sea expeditions has ...
Afán Asencio, Isabel (Date of defense: 2016-10-10)
Seabirds have evolved within an open and dynamic environment, the ocean. As meso-top predators, seabirds are greatly influenced by the oceanographic conditions driving marine productivity, and therefore, distribution of ...
Montseny Cuscó, Maria (Date of defense: 2020-12-04)
Cold-water coral (CWC) habitats dwell on continental shelves, slopes, canyons, seamounts, and ridge systems around the world’s oceans, from 50 m to depths up to 4000 m. CWC species provide heterogeneous habitats supporting ...
Cera Rull, Andreu (Date of defense: 2021-10-06)
Gypsophile species are edaphic endemics of gypsum soils, and they are considered specialists of this stressful substrate. Gypsum endemics from different families and regions of the world tend to show a unique leaf elemental ...
Haro García, José Luis (Date of defense: 2018-07-02)
El objeto de análisis de la presente tesis doctoral son las propuestas ecologistas a favor de la democratización de las empresas. Una democratización que generalmente ha sido considerada como deseable pero que no ha sido ...