Engineered replicative oncolytic vaccinia virus (VV) derived from the Copenhagen strain. It contains three genetic modifications: 1) deletion of the viral thymidine kinase (TK) gene, 2) deletion of the viral ribonucleotide reductase (RR) gene and 3) insertion of the chimeric yeast FCU1 suicide gene in the TK locus.
NKG2D-chimeric antigen receptor, the truncated CD19 tag and the TIM8 molecule which interferes with the interaction between the natural TCR and endogenous CD3ζ