Fig. 5From: Generation of protective immunity against Orientia tsutsugamushi infection by immunization with a zinc oxide nanoparticle combined with ScaA antigenProduction of type 1 (IFN-γ and IL-2) and type 2 (IL-10) cytokines from splenocyte cultures in the absence (white bar) or presence (gray bar) of ScaA antigen. Splenocytes were collected from mice (n = 3/group) immunized twice with the indicated antigens at 2 weeks after second immunizationBack to article page