MICB and neoplasm: The experimental results demonstrated that the viability of PANC-1 tumor cells was ‌55.55%‌ after treatment with ‌Anti-MICB-CAR-NK cells‌ and the co-culture of ‌Anti-MICB-CAR-NK supernatant + NK cells‌ also significantly reduced the viability of PANC-1 cells.