Virus
alphavirus
Subclass of:
Togaviridae
Definitions related to alphavirus:
  • A genus of enveloped, spherical, or pleomorphic viruses with T=4 icosahedral symmetry, in the family Togaviridae. The genome is composed of a linear, single-strand of positive sense RNA. Alphaviruses are spread by insect vector, able to infect vertebrates and invertebrates, and cause arthritis, encephalitis, rashes and fever in humans.
    NCI
    U.S. National Cancer Institute, 2021
  • A genus of TOGAVIRIDAE, also known as Group A arboviruses. They are serologically related to each other and are transmitted by mosquitoes. The type species is the SINDBIS VIRUS.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Any viral organism that can be assigned to the genus Alphavirus.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • Genus of Togaviridae, also known as Group A arboviruses, serologically related to each other but not to other Togaviridae; viruses are transmitted by mosquitoes.
    CRISP Thesaurus
    National Institutes of Health, 2006
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