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Table 4 Serum batches that were collected in north Chiba in autumn 2010–2015 and that included VN antibody-positive pigs

From: Geospatial and temporal associations of Getah virus circulation among pigs and horses around the perimeter of outbreaks in Japanese racehorses in 2014 and 2015

Year Date City/Town Virus-neutralization test (positive/tested samples) RT-PCR (positive/tested pools)
2010 Sep 1 Katori 1/5 ND
  Sep 14 Katori 1/4 ND
2013 Oct 18 Tako 1/5 0/1
  Oct 24 Katori 3/5 0/1
  Oct 31 Katori 2/5 0/1
  Nov 19 Tohnosho 5/5 ND
  Nov 21 Katori 4/5 ND
  Dec 13 Katori 4/5 ND
2014 Oct 1 Tomisato 3/5 0/1
  Oct 1 Tomisato 2/5 0/1
  Oct 1 Narita 3/5 0/1
2015 Oct 23 Tomisato 1/10 1/2
  Oct 27 Narita 1/10 0/2
  Oct 29 Katori 9/10 0/1
  Oct 29 Sosa 9/10 0/1
  Oct 29 Sosa 4/10 0/2
  1. ND, not done
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