图2. 不同组犬肾细胞的免疫荧光法检测结果^[24]

Fig.2. Immunofluorescence staining analyses of Madin-Darby canine kidney (MDCK) cells in different groups^[24] (Extensive specific yellow-green fluorescence indicates cell lesion and death; red indicates normal cell morphology)Color online(a) normal MDCK cells(b) MDCK cells treated with parainfluenza virus type 3 (PIV3) only(c) MDCK cells treated with the mixture of virus and solvent(d) MDCK cells were incubated with 25 mg/L AgNPs for 2 h then infected with PIV3 for a further 2 h(e) treatment of PIV3 with 25 mg/L AgNPs for 2 h prior to incubation with MDCK cells(f) MDCK cells infected with PIV3 for 2 h then incubated with 25 mg/L AgNPs for a further 2 h