Fig. 2From: Anti-protein immunoglobulin M responses to pneumococcus are not associated with agingLevels of IgM in relation to LRTI. The level of total IgM was examined for patients with LRTI, hospital Controls and a young cohort of Healthy volunteers. Levels of (a) total IgM, (b) IgM to the unencapsulated D39-ΔD pneumococcus and to the (c) Pneumococcal Surface Protein A (PspA4) are shown. Mean values ± SD are shown. * p < 0.05 using ANOVA with Bonferroni’s correctionBack to article page