Fig. 1From: An improvised one-step sucrose cushion ultracentrifugation method for exosome isolation from culture supernatants of mesenchymal stem cellsSchematic representation of exosome isolation using standard method (direct ultracentrifugation) and modified method (one-step sucrose cushion ultracentrifugation). Abbreviations: MSC mesenchymal stem cell, NTA Nanoparticle Tracking Analysis, PBS phosphate-buffered saline, TEM transmission electron microscopyBack to article page