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Specificity of RT-LAMP for PEDV. Amplified products of RT-LAMP were visualized by agarose gel electrophoresis (a) and coloration agent (b). Lane M: DL2000 DNA marker; Lane 1: positive control; Lanes 2–9: PEDV, PPV, PCV1, PCV2, PRV, PRRSV, RV and TEGV, respectively; Lane N: negative control.
