A CRISPR-Cas9-based reporter system for single-cell detection of extracellular vesicle-mediated functional transfer of RNA by de Jong, OG, Murphy, DE, Mager, I, Willms, E, Garcia-Guerra, A, Gitz-Francois, JJ, Lefferts, J, Gupta, D, Steenbeek, SC, van Rheenen, J, El-Andaloussi, S, Schiffelers, RM, Wood, MJA, Vader, P