Variola virus

A species of ORTHOPOXVIRUS causing infections in humans. No infections have been reported since 1977 and the virus is now believed to be virtually extinct.

Year introduced: 1994

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Tree Number(s): B04.280.650.160.650.930

MeSH Unique ID: D012901

Registry Number: txid10255

Entry Terms:

• Variola viruses
• Poxvirus variolae
• Smallpox Virus
• Smallpox Viruses

All MeSH Categories
Organisms Category
Viruses
DNA Viruses
Poxviridae
Chordopoxvirinae
Orthopoxvirus
Variola virus