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  • Epidemiological analysis of...
    Wenske, Oliver; Rückner, Antje; Piehler, Daniel; Schwarz, Bernd-Andreas; Vahlenkamp, Thomas W.

    Veterinary microbiology, February 2018, 2018-Feb, 2018-02-00, 20180201, Letnik: 214
    Journal Article

    •Rotavirus typing in German pig population provides epidemiologic data.•Porcine rotavirus types show regional but also supraregional patterns.•Possible starting points for porcine rotavirus vaccine development.•Pig populations are promoting emergence of genotypes and their combinations. Group A porcine rotaviruses are a global threat to animal health in stock breeding. While certain genotypes have shown predominance in other countries, data from Europe's second largest swine population is still scarce. Therefore, porcine rotaviruses taken from different areas of Germany were genotyped to create a basis for comparison with data from neighboring countries. In addition, the potential predominance and regionality based on regions (federal states) have been investigated by examining 101 samples. The study revealed the dominance of the VP7 genotypes G9, G4, G5 as well as VP4 genotypes P23, P6, P32. The most common genotype combinations were G9P23, G4P6, and G9P32. Analysis focusing on the regionality aspect revealed that areas with high pig populations promote the emergence of dominant genotype combinations. However, pig populations in Germany cannot be considered individually and therefore results were put into international context, taken from already published genotyping data. In consequence, our data contributes to the fundamental understanding of regional and supraregional rotavirus epidemiology. The detected genotypes provide a basis for prospective porcine rotavirus surveillance, that first of all helps to identify interspecies transmission. Furthermore it may provide supporting data for the selection of particular genotypes, suitable for the production of porcine rotavirus A vaccine candidates.