Gao et al. [79] employed liposome-polycation-DNA complexes (TLPD) linked with anti-EGFR Fab’ to deliver the anti-cancer drug Adriamycin (ADR) and an anti ribonucleotide reductase M2 (RRM2) siRNA (ADR-RRM2-TLPD). This evidence concerns the gene RRM2 and cancer.