TP53 and metastatic malignant neoplasm in the lymph nodes: As listed in Table 1, a significant correlation was found between the depth of invasion (T) (P = .042) and Ki67 expression (P = .003), while B7H5 expression in the cytoplasm was not significantly associated with age, sex, lymph node metastasis (N), distant metastasis (M), TNM stage, p53 expression or pathological grade.