EEF1A2 and cancer: Of note, Posey et al. demonstrated that aberrantly glycosylated antigen-Tn-MUC1 can also be proposed as an ideal target for CAR-T cell therapy as selective recognition of Tn- and STn-positive malignant tumors has been achieved by T cells expressing 5E5 CAR, a newly designed CAR containing scFv derived from antibody 5E5 specific for Tn and STn glycoepitopes [57].