Fig. 2From: Tobacco exposure inhibits SPLUNC1-dependent antimicrobial activityCigarette smoker’s sputum has increased H. influenzae growth. Sputum was obtained from never-smokers and smokers (n = 6 per group). 105 CFU H. influenzae were added to 20 μl of Sputum and CFUs were measured 24 h later. **p < 0.001 different to never-smokers (Mann-Whitney U-test)Back to article page