HLA-C and neoplasm: It appears to be advantageous to deliver tumor lysate on nanoparticles; lysate‐loaded particles were able to stimulate dendritic cell migration, upregulate co‐stimulatory and MHC expression, and slow tumor growth to a greater degree than tumor lysate in soluble form.20 It should be noted that combinatorial nanoparticle therapies are not limited to the delivery of vaccines.