A via transfemoral é um procedimento com reconhecido valor na cirurgia de recolocações de artroplastias da anca. Todavia, poucas são as publicações que estudam as complicações que podem surgir a médio ou longo prazo. O objetivo central deste trabalho inclui a análise do tipo e frequência de complicações relacionadas com a via transfemoral, usada no tratamento de 61 descolamentos asséticos de artroplastias da an...
This work aims to investigate the contribution of a selected non-Saccharomyces yeast species, Hanseniaspora guilliermondii, to higher alcohols, esters, fatty acids and heavy sulphur compounds composition of red wine. Red grape must vinifications of 100 l were performed and an inoculated fermentation with H. guilliermondii was compared to a spontaneous fermentation. The presence of apiculate yeasts was observed ...
Upon germination, pollen forms a tube that elongates dramatically through female tissues to reach and fertilize ovules. While essential for the life cycle of higher plants, the genetic basis underlying most of the process is not well understood. We previously used a combination of flow cytometry sorting of viable hydrated pollen grains and GeneChip array analysis of onethird of the Arabidopsis (Arabidopsis thal...
Pilot scale fermentations with grape pomace from two different wineries were investigated during the 24 weeks of the ensiling period, along with laboratory scale experiments in which the environmental temperatures were held constant at 20, 25, 30 and 35 °C. During this period, yeast and lactic acid bacteria (LAB) counts were made, after which the identity of both groups of organisms was studied, as were the maj...
A innovative model of collaboration between a wine company and a university research group is presented. A protocol was established as a response to the perceived need to, on the part of the university, (i) focus research on specific scientific bottlenecks which would have a real impact in the producing industry and, on the part of the company, (ii) to have access to the scientific capacity to conduct in-depth ...
Studies have been carried out on red and white monovarietal wines vinified during the 1995, 1996 and 1997 harvests. The essential aim being to evaluate sensory quality, correlate it with chemical analytical data and relate these to the various winemaking options available. Hence selective native varieties from the Douro, Dao, Bairrada and Vinhos Verdes regions have been studied and the analytical / sensorial da...
As características quimicas e consequentenente organolepticas de um Vinho estão dependentes de vários factores, tais como o clima, o tipo de solo; a exposição solar e o modo de condução da vinha, a origen genética das castas, etc. A região do Douro é caracterizada por um clima temperado, onde a vinha está implantada em terrenos de granitos a xistos de fraca fertidade(2). A maturação da uva condiciona a qualid...
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