IFNG and neoplasm: The complete restoration of susceptibility of OSCSCs and MP2 to untreated and IL-2 treated NK cells was observed when the combination of antibodies to IFN-γ and TNF-α and not to each cytokine alone was used with IL-2 + anti-CD16mAb + sAJ2 to treat NK cells before their fixation and addition to tumor cells to induce differentiation (Figure 3A; Figure S6A in Supplementary Material).