AUTHOR=Coombes Brian K., Pilar Ana V. TITLE=A Fresh Look at the Type III Secretion System: Two-Step Model of Effector Translocation in Pathogenic Bacteria JOURNAL=Frontiers in Microbiology VOLUME=2 YEAR=2011 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2011.00113 DOI=10.3389/fmicb.2011.00113 ISSN=1664-302X