From: Bacterial ghosts as adjuvants: mechanisms and potential
In vivo studies | |||
---|---|---|---|
BGÂ +Â Foreign Ag | Model/route | Response | References |
V. cholerae ghosts — C. trachomatis Ags | Mice/i.m | Induced local genital mucosal as well as systemic Th1 responses, adoptive transfer of T cells from immunized mice provide protection against a C. trachomatis genital challenge | [72] |
E. coli ghosts-SbsA/Omp26 fusion proteins | Mice/i.p | Omp26 specific antibody response | [81] |
M. haemolytica BG- beta-galactosidase | Mice/i.d; i.m | Antigen specific humoral and cell mediated immune response, mixed type Th1/Th2, efficient maturation of DC | [10] |
E. coli ghosts-hepatitis B virus core 149 antigen | Mice/s.c | HBcAg-149 specific antibody response | [104] |
Helicobacter pylori BG-Omp18 | Mice/oral | Anti-H. pylori and Omp18-specific antibody response, significant reduction of gastric H. pylori colonization | [105] |
S.Ty21a BG-HIV-1 gp140 DNA vaccine | Mice/s.c | HIV specific potent mucosal and systemic antibody response | [18] |
E. coli O157:H7 BGs-Stxs-Stx2Am-Stx1B | Mice/i.g | Specific IgA/IgG antibody response, stronger intimin specific IgA/IgG antibodies, anti-toxin and anti-adhesion immune protection | [19] |
S. Typhimurium BG-fimbrial antigens of ETEC | Mice/i.m | Humoral and cell mediated immune response | [92] |
In vitro studies | |||
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BG | Cell type | Response | Â |
V. cholerae | Human THP-1 | Rapid uptake of BG, Induction of Th1 cytokines | [106] |
A. pleuropneumoniae | Porcine APCs | Efficient internalization and processing of BG, BG increased expression of SWC3, MIL-2, MSA3, and CD80/86 molecules, increased proliferation capacity of T cells | [68] |
M. haemolytica | Murine DCs | Activation and maturation of dendritic cells, induction of proinflammatory cytokines | [10] |
E. coli | Human keratinocytes | Efficient internalization of BG, release of the pro inflammatory cytokines IL-6 and IL-8, induction of antimicrobial psoriasin | [50] |
E. coli | Bovine DCs | Efficient maturation of DC, Induction of Th1/Th2 cytokines, increased capacity of T cells to proliferate | [13] |