Alphavirus

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. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.

Yes. Alphavirus is also referred to as Alphaviruses, Arboviruses, Group A, Arbovirus, Group A, Group A Arbovirus in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.

Alphavirus falls under the broader medical category "Organisms" in the MeSH hierarchy (tree numbers: B04.820.578.875.054). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.

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