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Cytopathic effects of FARV virus infection. A. Cytopathic effect produced by FARV in a Vero cell monolayer, 24 hrs after inoculation. Cells appear to detach from the surface of the culture flask and roll up in clumps. 100× magnification. B. Plaques (2–4 mm in diameter) produced by FARV in Vero cells under an agarose overlay, 3 days after inoculation.
