II. Pathophysiology

  1. Caliciviridae are a family of non-enveloped (naked) RNA Viruses with an icosahedral capsid
  2. Caliciviridae are Message Sense RNA Viruses (Positive Stranded, +ssRNA)
    1. Message sense RNA (+ssRNA) are identical to Messenger RNA (mRNA)
    2. Like mRNA, +ssRNA may be immediately translated by host ribosomes into Protein

III. Types: Genera in the Caliciviridae Family

  1. Background
    1. Human Caliciviruses primarily cause acute Viral Gastroenteritis (fecal-oral transmission)
    2. Caliciviridae also includes 3 other genera that primarily infect animals
  2. Norovirus (Norwalk Virus, NoV)
  3. Sapovirus (SaV)

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