IFNGR1 and neoplasm: To clarify whether CNA induction and/or tumour-antigen loss was a cell-type or antigen-specific effect, we next established a single cell-derived clone (EG7.1) from OVA-expressing EG7 lymphoma cells and an EG7.1-derived single cell clone expressing DN of IFN-γR (EG7.1γRDN; Supplementary Fig. 8a,b).