Poxviridae
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Poxviridae is a family of double-stranded DNA viruses. Vertebrates and arthropods serve as natural hosts. The family contains 28 genera that are assigned to two subfamilies: Chordopoxvirinae and Entom
Electron micrograph of smallpox virus
A) Electron micrograph of poxvirus particles in synovium of a big brown bat, northwestern United States. B) Negative staining of poxvirus particles in cell culture supernatant. Scale bar = 100 nm.
Poxviridae virion
Poxviridae replication cycle
Variola virus
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Variola virus is the causative agent of smallpox, a formerly widespread and dangerous disease in humans. The virus is large and brick-shaped and is approximately 330 nanometers by 260 nm, with a singl
Poxviridae
…smallpox. Four genera of poxviruses can infect humans: Orthopoxvirus, Parapoxvirus, Yatapoxvirus, Molluscipoxvirus. Only 2 are species-specific to humans: variola virus (VARV), and Molluscum contagiosum (MCV). The most common are the vaccinia virus (seen on the Indian subcontinent) and molluscum contagiosum virus, but…
Smallpox virus virions TEM PHIL 1849