The results revealed that SOX10 and FEV were downregulated, while BRCA1, ARID3A, EHF, ZNF263, FOXL1, GATA3, FOXC1, and FOXD1 were upregulated in primary gastric adenocarcinoma compared with the normal lung tissue (Figure 2). Here, EHF is linked to gastric adenocarcinoma.