Fig. 2From: A novel ViewRNA in situ hybridization method for the detection of the dynamic distribution of Classical Swine Fever Virus RNA in PK15 cellsReaction specificity of CSFV ViewRNA ISH. Red fluorescent represents positive siginal of CSFV RNA, green fluorescent represents β-actin siginal; Using negative cell samples without infected as control;“+”represcents ISH test result is positive,“-”represcents ISH test result is negativeBack to article page