Fig. 1From: A systematic review on the modifications of extracellular vesicles: a revolutionized tool of nano-biotechnology(Adapted from Reference [62] and [63] respectively under open access article distributed under the Creative Commons Attribution License)a Trends of publications and major discoveries regarding exosomes. b Publication trends in Exosome research field from 1989 to 2019 (red dotted line: the prediction trends, blue line: the original trends).Back to article page