Fig. 5.

A Schematic illustration of the steps of the gold nanowire driven into living cells by an extracellular ultrasound field. And the images of gene-mRNA silencing in living cells. Modified and reprinted from ref. [210]. Reproduced with permission. Copyright 2016, American Chemical Society. B Illustration of the process of the thrombin-loaded DNA origami nanorobot bending into specific tubular nanorobot, opening and releasing the thrombin after the nanorobot reaching the nucleolin-binding aptamer. Modified and reprinted from ref. [212]. Reproduced with permission, Copyright 2018, Springer Nature