Résultats de la recherche - 63 results

Follow-up of the Schmallenberg Virus Seroprevalence in Belgian Cattle.

affecting primarily ruminants. Based on the results of two cross-sectional studies conducted in the Belgian ruminant population during winter 2011-2012, we concluded that at the end of 2011, almost the whole ...

Landscape and regional environmental analysis of the spatial distribution of hantavirus human cases in europe.

well-connected forests, more intense vegetation activity, low soil water content, mild summers, and cold winters. In these regions, landscapes with a higher proportion of built-up areas in forest ecotones and ...

Excess mortality among the elderly in European countries, December 2014 to February 2015.

countries have been significantly higher than in the four previous winter seasons. The rise in unspecified excess mortality coincides with increased proportion of influenza detection in the European influenza ...

Distinction between persistent and transient infection in a bovine viral diarrhoea (BVD) control programme: appropriate interpretation of real-time RT-PCR and antigen-ELISA test results.

currently implemented on a voluntary basis at herd level and mainly relies on detection and culling of persistently infected (PI) animals. The present field study was conducted during the winter of 2010/2011 ...

Bluetongue surveillance system in Belgium: a stochastic evaluation of its risk-based approach effectiveness.

of the four major bluetongue surveillance components implemented in Belgium in 2007 for farmed animals and prescribed by the European Union regulation; winter serological screening, sentinel system, ...

Large-scale cross-sectional serological survey of Schmallenberg virus in Belgian cattle at the end of the first vector season.

conclusion that the Schmallenberg virus was widespread in Belgium during winter 2011. Seroprevalence was shown to be statistically associated to the animal’s age (P < 0.0001): with 64.9% (95% CI: ...

Assessment of the long-term effect of vaccination on transmission of infectious bovine rhinotracheitis virus in cattle herds hyperimmunized with glycoprotein E-deleted marker vaccine.

significantly decreased over time for the HIG s, compared with the NIG. Seasonal changes in the risk of gE seroconversion were detected, with a higher risk during winter periods, compared with grazing periods. No ...

Bovine tuberculosis surveillance alternatives in Belgium.

iterations per simulation. The median (50% percentile) of the component sensitivities across 10,000 iterations was 0.83, 0.85, 0.99, 0.99, respectively, for (i) testing the cattle only during the winter ...

The community impact of the 2009 influenza pandemic in the WHO European region: a comparison with historical seasonal data from 28 countries288

Seasons SELECTED Service Services Spread study Surveillance The Netherlands virology VIRUS Viruses WHO Winter world Young adult Abstract: BACKGROUND: The world has recently experienced the first influenza ...

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