Potential Usefulness of Streptococcus pneumoniae Extracellular Membrane Vesicles as Antibacterial Vaccines

Figure 2

Cytotoxicity of intact S. pneumoniae BAA-255 and its EMVs. A549 cells were treated with various concentrations of intact S. pneumoniae BAA-255 and cell viability (a) and apoptosis (b) were analyzed. A549 cells treated with various concentrations of S. pneumoniae BAA-255 EMVs and cell viability (c) and apoptosis (d) were analyzed.

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(b)

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