Universitat de Barcelona
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A partir de la segunda mitad del siglo XX, Libia se convierte en El Dorado de miles de africanos del sur del Sáhara, atraídos por oportunidades de trabajo y una retórica panafricana del líder libio, Muammar Gadafi. Son ...
Del mismo modo que Adam A. Scaife (2016), esta tesis considera que “el color del cielo ha servido de inspiración a lo largo de la historia y ha preocupado a pintores, poetas y profetas, así como a físicos” (p.74), ya ...
Tumours grow in a self-imposed hypoglycaemic microenvironment due to their exacerbated metabolic needs. To thrive in these harsh conditions, malignant cells must adapt their own metabolic routes and hijack the host nutrient ...
Life history theory and population ecology have been especially neglectful of marine species, with most ecological principles developed from studies based on terrestrial species. This is especially true for macroalgae ...
Esta tesis doctoral se enmarca en un novedoso mercado basado en la compra/venta de pólizas de vida donde se comercializan dos tipos de productos: el Viatical y el Settlement. Un primer análisis se centra en el desarrollo ...
Describing people’s lives has become a hot topic in several disciplines. Lifelogging appeared in the 1960s as the process of recording and tracking personal activity data generated by the daily behaviour of a person. The ...
En la primera parte de esta tesis, se basó en la síntesis de ligandos basados en la heptazina y los complejos formados con CuII. Utilizando 2-dipiridilamina para funcionalizar el núcleo de heptazina, (ligando que presenta ...
The effect of function, phylogeny, and size, on the morphology of the limb bones in Carnivora was studied. First, the locomotor strategy of non-arboreal mammals on narrow supports was determined, and compared to that of ...
According neuropathological research limbic changes occur in Parkinson's disease with and without dementia. Structural MRI have reported atrophy of limbic structures including amygadala and hippocampus, in both demented ...
El aprendizaje universitario es un proceso complejo, cuya naturaleza es dinámica y emergente. Estudios recientes han identificado trayectorias de aprendizaje que se podrían describir como multidireccionales, recursivas, ...
La major part de la concentració de carboni i nitrogen que arriba al Mediterrani des de l'Ebre és en forma dissolta, mentre que en el cas del fòsfor la concentració en la forma particulada pot ser més important, especialment ...
La disponibilidad y calidad del agua que se encuentra en los embalses depende de factores relacionados directamente con las características de la cuenca a la que pertenece el río embalsado, como las cargas de nutrientes ...
[eng] High-mountain tropical lakes in the South American continent are located in the upper part of the Andes range in the equatorial zone (Venezuela, Colombia, Ecuador, Peru, and Bolivia), altitudinally, usually above the ...
In the present thesis, we propose to explore neuronal circuits at the mesoscale, an approach in which one monitors small populations of few thousand neurons and concentrates in the emergence of collective behavior. In our ...
`Desde la época de los grandes anatomistas, la distribución y localización de las estructuras linfáticas (vías y ganglios) del cuello ha sido estudiada detenidamente. Todos los especialistas que han abordado del tema se ...
El OBJETIVO principal ha sido analizar la utilidad de la detección radioisotópica y biopsia selectiva del ganglio centinela en pacientes con carcinoma no palpable de mama y comparar los resultados obtenidos en este grupo ...
Since 1994, and for the first time in Spain, the Disney dealer Buenavista Pictures has been providing the videotapes Welcome to Disney Classics. They contain the original versions with subtitles in English. This paper ...
[eng] Linker histones are essential proteins involved in higher-order chromatin structures and architectural functions. However, their roles extend beyond structure, encompassing various chromatin metabolic processes such ...
Cancer is a heterogeneous disease that represents one of the principal causes of mortality in developed countries. Due to the social and economic implications of this pathology, tremendous efforts have been making over the ...
Exposure to contaminants, such as Persistent Organic Pollutants (POPs), is currently considered a serious anthropogenic threat to marine predators and their food webs. Exposure to contaminants by marine wildlife is mainly ...
