CAR-engineered NK cells are superior to Vehicle-T cells; they appear to be safer mainly because they don't induce cytokine launch syndrome (CRS) and so they have interaction several mechanisms to promote cytotoxicity188. In addition they lend on their own to ‘off-the shelf’ producing, that may be, they may be produced https://www.directivepublications.org/journal-of-clinical-breast-cancer/