NFE2L2 and neoplasm: S103A mutation of NRF2 significantly reduced subcutaneous tumour growth, and mice inoculated with NCI‐H1299NRF2‐S103A cells developed smaller tumours compared to those inoculated with NCI‐H1299NRF2‐WT cells at the time of harvesting (Figures 5F‐H and S5D).