@article {12394, title = {Peptidoglycan branched stem peptides contribute to Streptococcus pneumoniae virulence by inhibiting pneumolysin release}, journal = {PLoS Pathogens}, volume = {11}, year = {2015}, pages = {e1004996}, author = {N. G. Greene and A. R. Narciso and S. R. Filipe and A. Camilli} }