The anti-tumor effects in acute inflammation are mainly based on the selective recognition and killing of tumor cells by CD8+ T cells (Appay et al., 2008), while it was known that the molecular basis of anti-Toxoplasma infection is the strong Th1 immune response and CD8+ T-cell immunity (Gazzinelli et al., 1994). The gene discussed is CD8A; the disease is neoplasm.