The most important TAAs are HER-2/neu, melanoma-associated antigens-A (MAGE-A), TTK protein kinase (TTK), LAGE-1, and the gene encoding New York’s esophageal squamous cell carcinoma 1 (NY-ESO-1), which is used in cancer vaccines [18,19,20,21]. This evidence concerns the gene ERBB2 and cancer.