document: mice received one dose of rQβ@b-3WJsiEGFR Let-7g, and reduced more when the mice received one dose of TrQβ@b-3WJsiEGFR Let-7g (Figures S18 and S19). Subsequently, the tumour-bearing mice, through transplantation of U87MG cells into their brains, were infused with 5 μL of carboplatin or rQβ@b-3WJsiEGFR Let-7g or TrQβ@b-3WJsiEGFR Let-7g by CED infusion followed by 2Gy X-ray irradiation (Figure 6c). The above course of treatment was repeated after 7 days of initial treatment. Brain magnetic