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Isolation and Characterization of Seneca Valley Virus Spread from Pig to Mink
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  • Ziliang Qin,
  • Xinmiao He,
  • Chao Chen,
  • Shaojun Chen,
  • Zida Nai,
  • Yao Wang,
  • Di Liu,
  • Xinpeng Jiang,
  • Gang Li,
  • Wentao Wang,
  • Ming Tian,
  • Heshu Chen,
  • Haijuan He,
  • Fang Wang
Ziliang Qin
Northeast Agricultural University
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Xinmiao He
Heilongjiang Academy of Agricultural Sciences
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Chao Chen
Northeast Agricultural University

Corresponding Author:[email protected]

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Shaojun Chen
Northeast Agricultural University
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Zida Nai
Northeast Agricultural University
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Yao Wang
Northeast Agricultural University
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Di Liu
Heilongjiang Academy of Agricultural Sciences
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Xinpeng Jiang
Northeast Agricultural University
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Gang Li
Northeast Agricultural University
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Wentao Wang
Heilongjiang Academy of Agricultural Sciences
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Ming Tian
Heilongjiang Academy of Agricultural Sciences
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Heshu Chen
Heilongjiang Academy of Agricultural Sciences
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Haijuan He
Heilongjiang Academy of Agricultural Sciences
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Fang Wang
Heilongjiang Academy of Agricultural Sciences
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Abstract

Seneca Valley Virus (SVV) infection has recently spread to pig farms in Canada, America, and China. Humans, mice, and houseflies have been identified as hosts and reservoirs. Although such cross-species transmission events are often limited, sustained outbreaks in a new mammalian host can occur. To determine if mink are a new mammalian host of SSV, we studied the molecular characteristics of isolated SVV genomes and analyzed challenge, pathology, and immune response data. The study was the first systemic analysis of a newly isolated strain of SVV from pigs. The strain caused an intestinal infection with associated pathologic changes in mink. SVV stimulated the production of a specific neutralizing antibody. The findings highlight the importance of identifying SVV infection in mink and the host to detect mutated SSV that could threaten livestock and pose public health and economic risks.