Caliciviridae

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VIRUSES



Introduction

Morphology

  • Caliciviruses are small, unenveloped, spherical RNA viruses
  • They are recognized by cup-shaped surface depressions

Virulence and Pathogenesis

  • Caliciviruses are moderately resistant and can survive in the environment for weeks
  • They cause respiratory, enteric, and systemic disease
  • Calicivirus may contribute to undifferentiated neonatal calf diarrhoea, a mixed viral enteritis in calves.

Virus by Species

Feline Calicivirus

Rabbit Haemorrhatic Disease Virus