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. 2023 Mar 15;8:124. doi: 10.1038/s41392-023-01382-y

Fig. 1.

Fig. 1

Timeline of exosomes milestones. In 1946, the finding of one clotting factor, similar to the thromboplastic protein, by Chargaff was considered as the beginning of the field of extracellular vesicles (EVs). The EV field emerged the exponential growth in the early 21st century. In 2011, the foundation of the International Society for Extracellular Vesicles (ISEV) promoted the development of exosomes extremely. In 2019, the imaging of exosomes entered the era of single exosomes in vivo