Poliovirus

Photo Credit: F.P. Williams, U.S. EPA

Poliovirus image

Note that poliovirus particles exhibit a basically featureless appearance in comparison to other small viruses such as astrovirus, Norwalk virus and other SRSVs, and typical (non-SRSV) calicivirus. Bar = 50 nanometers.

Source: Cell culture.

Method: Negative-stain Transmission Electron Microscopy

Photo Credit: These images are in the public domain and are thus free of any copyright restrictions. For public domain images, permission is not required for their use but we do ask that you credit the EPA and the contributors (found in the Photo Credit line) whenever an image is used in any publicly distributed media.

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Poliovirus

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