A. Survival rates of OMV- and sham-immunized mice challenged with E.coli; B. Survival rates of OMV- and sham immunized mice challenged with E. coli 42 d after immunization; C. Serum levels of OMV-reactive IgG; D. OMV-specific production of IFN-g, IL-17,IL-4, and IL-10 from splenic T cells; E. Survival rates of wild-type, IFN-g−/−, IL-17−/−, and IL-4−/− mice after the E. coli injection. (Reprinted with permission from Ref. 71. Copyright © 2013 by The American Association of Immunologists, Inc)