Fig. 2From: Porcine epidemic diarrhea virus strain CH/HLJ/18 isolated in China: characterization and phylogenetic analysisDetection of PEDV strain. (a) Immunofluorescence assay (IFA) of Vero cells infected with PEDV isolate. PEDV N was green (fluorescein isothiocyanate, FITC), and 4,6-diamidino-2-phenylindole (DAPI) was blue. (b) Electron microscopy images of PEDV strain CH/HLJ/18 particles. Bar = 200 nm. Magnification, ×50,000Back to article page