Figure 3From: Metabolic effects of influenza virus infection in cultured animal cells: Intra- and extracellular metabolite profilingConcentrations of selected extracellular amino acids for MDCK cells after infection with influenza virus. Symbols represent average concentrations from three wells of the experiment with the RKI variant (red) and mock-infection (black) for Exp 1. Error bars represent the standard error of the mean.Back to article page