In particular, twelve genes (CCND1, CCNL1, CKAP4, CRABP1, FGF3, GRHL2, MYEOV, PKP4, RAP2B, RPL14, SMAD3, ZNF639) were associated with "Carcinoma, Squamous Cell" and eleven genes (CCND1, CKAP4, CRABP1, EVI1, FGF3, MYEOV, PKP4, RPL14, SMAD3,TMEM16A,ZNf639) were associated with "Esophageal Neoplasms". Here, PKP4 is linked to neoplasm of esophagus.