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Inhibitory effect Q7R on DNA fragmentation inducted by infection of PEDV. (A) Vero cells were cultured for 48 h in the absence or presence of ribavirin at concentration of 1, 10 and 100 μg/ml with PEDV infection. (B) Vero cells were cultured for 48 h in the absence or presence of Q7R at concentration of 1, 10 and 100 μg/ml with PEDV infection. Profiles of agarose gel electrophoresis of DNA fractions extracted from the cells are shown. Lane M showed DNA size markers.
