Free Courses Sale ends Soon, Get It Now


REOVIRUS            

22nd January, 2022

Disclaimer: Copyright infringement not intended.

Context

  • Mud Crab Reovirus (MCRV) has been found to be the reason for the mass mortality of wild crab (Scylla serrate) in Andhra Pradesh State.

 

Details

  • The MCRV, known as Sleeping Disease, has taken a toll on wild crab in Crab Fattening and Crab polyculture (in which shrimp and wild crab are cultured in the same pond and exclusive mud crab ponds).
  • The viral pathogen mainly affects the connective tissue of hepatopancreas, gills, and intestine.

 

About ReoVirus

  • Family: ReoVirus belongs to Reoviridae - a family of double-stranded RNA viruses.
  • Host Range: Member viruses have a wide host range, including vertebrates, invertebrates, plants, protists and fungi.
  • Structure: They lack lipid envelopes and package their segmented genome within multi-layered capsids.
  • Human Infection: Reovirus infections occur often in humans, but most cases are mild or subclinical.

 

https://www.thehindu.com/news/national/andhra-pradesh/reovirus-wreaks-havoc-on-wild-crab-cultivation-in-andhra-pradesh/article38105931.ece