Fig. 2From: Synergetic regulation of cancer cells and exhausted T cells to fight cold tumors with a fluorinated EGCG-based nanocomplexPreparation and characterization of FEGCG/FPEI@siRNA NPs. (A-B) siRNA condense ability of FEGCG, FPEI, and FEGCG/FPEI determined by agarose gel electrophoresis and fluorescence quenching assay. (C) Size distribution of FEGCG, FPEI and FEGCG/FPEI NPs. (D) Representative transmission electron microscope image of FEGCG/FPEI@siRNA NPs. (E) Zeta potential of FEGCG, FPEI and FEGCG/FPEI NPs. (F) RNase stability of FEGCG/FPEI@siRNA NPs at different timeBack to article page