Fig. 4

Technologies for the characterization of exosomes. A Transmission electron microscopy. Copyright 2020 by Li [99]. B Cryo-electron microscopy. Copyright 2018 by Tian [97]. C Scanning electron microscopy. Copyright 2010 by Sharma [96]. D Atomic force microscopy. Copyright 2010 by Sharma [96]. E Dynamic light scattering. F Nanoparticle Tracking Analysis. G Tunable resistive pulse sensing