Figure 1From: Nanoparticle-based vaccine development and evaluation against viral infections in pigsSchematic representation of different effects imparted by NPs on APCs. NPs-based vaccines can—(1) enhance antigen uptake; (2) facilitate antigen processing; (3) induce maturation of DCs; (4) promote antigen cross-presentation by MHC-I; and (5) induce cytokine production.Back to article page