Fig. 3From: Differential mitochondrial proteomic analysis of A549 cells infected with avian influenza virus subtypes H5 and H9Protein–protein interaction (PPI) network diagrams at 24 h were a constructed by STRING software. Colored lines denote interactions. The black line represents coexpression, the purple line represents experiments, the cyan line represents databases, the green line represents text mining, and the blue line represents homologyBack to article page