Fig. 7From: Regulation of cellular gene expression by nanomaterials(Reproduced with permission [53])a AFM image of synthesized HA-GO (hyaluronic acid–graphene oxide complex) and fluorescence measurement to confirm b loading of PNA and c targeted miR-21 knockdown. HG HA-GO, L lipofectamine 2000, P21 PNA for miR-21, Pscr PNA scramblBack to article page