Fig. 2.

The combination of rSsEno or rDPPIV with 4 different adjuvants is not protective against S. suis. Survival of the mice immunized with 50 μg of rSsEno (A) or rDPPIV (B) with either Polygen™, Montanide™ ISA 50 V2, Quil-A® or Stimune® adjuvants following challenge with S. suis 31533 strain. A control group (non-immunized) received 100 μL of phosphate-buffered saline