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Electron microscopy of cells infected with a PrV UL32 deletion mutant. (A) VLPs and LPs are released at the cell membrane of infected cells. The inset represents an example of a VLP (bar, 250 nm). (B) Multiple LPs and VLPs are present in the extracellular space. The inset on the left shows an LP and that on the right a VLP (bar, 500 nm).
