GP96 and SMP30 Protein Priming of Dendritic Cell Vaccination Induces a More Potent CTL Response against Hepatoma

Figure 11

Immunohistochemical staining of tumors. (a) Tumor expressing IL-2 in the GP96 + SMP30 group; the brown cytoplasm indicates positive staining. (b) Tumor expressing IL-2 in the GP96 group; the colorless cytoplasm indicates negative staining. (c) Tumor expressing IFN-γ in the GP96 + SMP30 group; the brown cytoplasm indicates positive staining. (d) Tumor expressing IFN-γ in the SMP30 group; the colorless cytoplasm indicates negative staining.

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