ITGA6 and head and neck squamous cell carcinoma: In accordance, we observed high expression of fucosylated ITGA3, ITGA6, and ITGB4 recognized by UEA lectin in cell lines and in sera of HNSCC patients, whereas in tissue samples, high fucosylation was restricted to three of the six investigated ITGs, namely, ITGA2, ITGA3, and ITGB1.