Dissertação de Mestrado em Ecologia, apresentada ao Departamento de Ciências da Vida da Faculdade de Ciências e Tecnologia da Universidade de Coimbra,
Objectivos: A contínua expansão da população idosa e a elevada prevalência de múltiplas patologias estão associadas a uma maior utilização dos cuidados de saúde. As intervenções que visam a prevenção do declínio funcional são dispendiosas, sendo necessária a identificação de métodos que permitam sinalizar atempadamente os grupos de risco de maior declínio funcional. O objectivo deste estudo é caracterizar o tip...
Polar marine ecosystems have global ecological and economic importance because of their unique biodiversity and their major role in climate processes and commercial fisheries, among others. Portugal and Spain have been highly active in a wide range of disciplines in marine biology of the Antarctic and the Arctic. The main aim of this paper is to provide a synopsis of some of the results and initiatives undertak...
Estágio realizado na Sysadvance e orientado pelo Eng.º Pedro Taveira ; Tese de mestrado integrado. Engenharia Química. Faculdade de Engenharia. Universidade do Porto. 2009
O turismo em geral, e o turismo de natureza em particular, são considerados como pilares estratégicos para o desenvolvimento turístico da Região Autónoma dos Açores. Sendo os agentes de animação turística aqueles que, devidamente inscritos como tal pelos órgãos competentes, realizam e oferecem actividades de cariz desportivo, cultural e ambiental, a turistas e visitantes, o seu papel é fundamental no que respei...
The objective of this work was to estimate the total recovering and the long term bias of the estimates of fecal excretion using the external markers chromic oxide and titanium dioxide and internal markers indigestible dry matter (iDM), indigestible neutral detergent fiber (iNDF) and indigestible acid detergent fiber (iADF) in a digestion assay with cattle fed different diets. Fourteen F1 Red Angus x Nellore av...
The objective of this experiment was to evaluate estimates of concentration of indigestible dry matter (iDM), indigestible neutral detergent fiber (iNDF) and indigestible acid detergent fiber (iADF) in samples of cattle feed and feces processed at different particle sizes (1-, 2-, and 3-mm) using bags made from nylon (50 μm), F57 (Ankom®), and non-woven textile (NWT - 100 g/m²) in a in situ evaluation proc...
The objective of this work was to evaluate the fecal excretion profile and the short term bias of the external markers chromic oxide and titanium dioxide and the internal markers indigestible dry matter (iDM), indigestible neutral detergent fiber (iNDF) and indigestible acid detergent fiber (iADF) in a digestion trial with cattle fed different diets. Fourteen F1 Red Angus × Nellore bulls averaging 12 months old...
Two experiments were carried out to evaluate the effects of particles sizes on contents of neutral detergent fiber (NDF) by using nylon bags F57 (Ankom®) and non-woven textile (NWT 100 g/m²). In the first experiment, to check contents of NDF obtained with each one of the textilles, quantitative filter paper (purified cellulose) was used as analytical standard. The material was processed in a 1 or 2 mm and put i...
Bone tissue is a complex and hierarchical structure with many functions in the body. Although this tissue has the capability for self-generation, large bone defects due to various diseases or fractures may need clinical treatment. However, the current clinical treatments are based on bone grafts and other bone substitutes, which have several limitations. Tissue engineering is a multidisciplinary field that emer...
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