B3GAT1 and neoplasm: The preinfusion iNK cells were mainly composed of 32.1% NK2, 32.7% NK3, 21.9% NK4, and 12.6% NK6, as compared to the tumor-infiltrating (post-infusion) iNK cells primarily composed of 75.4% NK1, 15% NK5, and 8.5% NK7 (Fig. 8A).