Fig. 9From: A modular and self-adjuvanted multivalent vaccine platform based on porcine circovirus virus-like nanoparticles Detection of CSFV cellular immunity related factors. Spleen lymphocytes were isolated from the immunized mice and stimulated with CSFV E2 in triplicate. A stimulus index (SI) was analyzed using MTT method. The supernatants were tested for the presence of IFN-γ (B), IL-2 (C), IL-4 (D) and GrB (E). ns, p > 0.05; *p < 0.05; **p < 0.01Back to article page