Fig. 6.

Kynurenic acid concentrations in vivo. Kynurenic acid concentrations in BAL of infected mice in 12-hour and 24-hour infection models with CHA (black), CHA∆kynA (dark gray) and CHA∆kynU (light gray) strains. All experiments, n = 5 mice per group, in duplicates. *p < 0.05. Error bars represent means +/− SEM