MGAT5 and gastric cancer: Expression levels of β1,6-GlcNAc branched N-glycan and GnT-V were associated with metastasis in human digestive cancers such as colorectal carcinoma and gastric cancer (Seelentag et al., 1998; Kim et al., 2008; Huang et al., 2013; Huang, B. et al., 2014).