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Science Photo Library
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Enterovirus particle. Computer artwork of an enterovirus particle (virion), showing the structure of the capsid (outer shell). Enteroviruses are a genus of non-enveloped positive-sense single-stranded RNA viruses associated with several human and mammalian diseases. Each virion is composed of sixty copies of each of four structural protein (VP1 to VP4), which surround the RNA genome.
March 7th, 2014
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