White Spot Syndrome Virus (WSSV)

White spot disease (WSD) is a virus that infects decapod crustaceans and is extremely contagious. It can kill a lot of cultured shrimp.

  • From its initial epidemic in 1992–1993, this disease has significantly hurt the economy.
  • White spot syndrome virus (WSSV), a big, nonoccluded, enveloped, rod-shaped to elliptical DNA virus with a tail-like extension at one end, is the cause of WSD.
  • WSSV replicates in the nucleus and has a wide range of hosts among crustaceans. ....
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