FIG. 1.
Mean CFU of M. pneumoniae (Mp) in BAL cultures of infected mice treated with subcutaneous azithromycin (AZM) (10 mg/kg/day for 5 days or 50 mg/kg for 1 day) or placebo (therapy was started 1 day after inoculation). Error bars represent standard deviations. *, P < 0.05; **, P < 0.005 (compared with placebo); 5 to 10 mice per treatment regimen at each time point. Values are results from two independent experiments.