Fig. (6) Effect of RSV on neutrophil apoptosis in ultra purified neutrophils with 1% and 5% monocyte add-backs at 12 hour time point. Data are presented as mean values, with error bars indicating the standard error, of 3 independent experiments on independent donors. Data was analysed by two way ANOVA and the Bonferroni post-test. Levels of significance are shown as *, p<0.05; **, p<0.01; ***, p<0.001.