Promoter hypermethylation status of the p16, DAPK, GSTP1, RASSF1, BRCA1, ECAD, MLH1, MINT1, MINT2 and MINT31 genes of 71 HNSCC and 45 normal tissues samples was shown in Table 2. This evidence concerns the gene APBA2 and head and neck squamous cell carcinoma.