The construction of a tubular hydrogen ion-selective potentiometric electrode without inner reference solution, based on the tridodecylamine (TDDA) ionophore, and its evaluation in a flow system are described. TDDA was dissolved in 2-nitrophenyl octyl ether, dispersed in a PVC membrane and applied...
Estudio para identificar factores de riesgo asociados a infecciones de sitio quirúrgico en pacientes quirúrgicos ortopédicos de un hospital público de Minas Gerais, Brasil, entre 2005 y 2007. Cohorte histórica de 3.543 pacientes sometidos a cirugías ortopédicas. Un análisis descriptivo fue re...
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Francis Bacon. Instauratio Magna. Kant’s dedication to BaconThe major aim of this article consists in ascertaining the reasons which drove Bacon to compose what he called Instauratio Magna: a great institution of the future science in terms of an broad restoration of the past of science. It...
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A duplex RT-PCR assay is reported for the simultaneous detection of avian infectious bronchitis virus (IBV) and avian metapneumovirus (aMPV), the causative agents of major diseases in poultry. The duplex RT-PCR assay optimized showed a detection limit of 10-3 (101 EID50/50m L for IBV and...
This study is a systematic analysis of the information content of a wide range of distributional cues to word boundaries, individually and in combination, in naturally occurring child-directed speech across three languages (English, Polish, and Turkish). The paper presents a series of statistical ...
De modo a incrementar a absorção sonora das superfícies de salas (tectos e paredes) é habitual revesti-las com painéis de madeira perfurados, deixando uma cavidade entre estes e a parede ou tecto de suporte, que pode ser, ou não, preenchida com material poroso. Assim sendo, ...
Almost extinct in the 1980s, the Bísaro pig is a breed belonging to the Celtic line, raised mainly in Northern Portugal. Contrary to the status of the Celta pig, the Bísaro pig is no longer in danger of extinction today [1]. Nowadays, consumers are increasingly demanding high-quality ...
St-Hil. is a broadly cultivated species in the South of Brazil. With the increasing planted area, mainly in the last decade, fitosanitary problems caused by pest and diseases have increased in this crop, and the root-rot is becoming one of the main problems. Among the pathogens, Fusarium ...