Nonetheless, our finding was in contrast to the results of other studies which found better survivals in patients having a higher level of tumoral CD57 NK cells in head and neck SCC, lung SCC, breast carcinoma, esophageal carcinoma, metastatic carcinoma, gastric carcinoma, and colorectal cancer18,28,32,66,96–99. This evidence concerns the gene B3GAT1 and gastric carcinoma.