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Porcine circovirus type 2 (PCV2) infection causes postweaning multisystemic wasting syndrome and porcine circovirus-associated diseases in many regions. A total of 77 sequences, including 31 sampled from Henan province of China, were retrieved from GenBank and subjected to amino acid variation and phylogenetic analyses. The two PCV genotypes prevailing in(More)
The new-emerging PRV variants plague the vaccinated pigs and caused huge economic loss to local pig industry in China since 2011. The current commercial PRV vaccines cannot provide complete protection as the new-emerging PRV variants are antigenically different from the classical viruses. It is urgent to develop more safe and effective PRV vaccines based on(More)
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