T cell exhaustion was shown in mice with cancer, when tumor TILs infused alien mitochondria, researchers said. Twenty-four hours later, TIL04#9 cells were cocultured with MEL04#9 cells for 3 days with or without 10 mM NAC. As per the manufacturer’s instructions, each cell was incubated with Annexin V and eFluor for 15 min at room…