Figure 3From: A point mutation in cpsE renders Streptococcus pneumoniae nonencapsulated and enhances its growth, adherence and competence Adherence of the two wild type variants to Detroit 562 human epithelial cells. Means from three independent experiments, each performed in triplicate, are shown. Errors bars represent SEM. The statistical analysis was performed using unpaired t test with Welch’s correction.Back to article page