Nanopore device (IMAGE) Nagoya University Caption Low-aspect-ratio nanopore devices can rapidly analyze the shapes of extracellular vesicles (EVs) individually in solution, and the present results reveal a dependence of EV shape distribution on the type of cells (cultured liver, breast, and colorectal cancer cells and cultured normal breast cells) secreting EVs. Credit Sou Ryuzaki Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.