Fig. 4From: Exosomal delivery of therapeutic modulators through the blood–brain barrier; promise and pitfalls(Copyright 2018, Journal of Controlled Release)In vitro Internalization and in vivo distribution of blood-isolated exosomes. A, B Confocal images of internalized PHK26-labeled exosomes by bEnd3 cell lines and flow cytometry analysis in a time-dependent manner. C, D Representative in vivo and ex vivo fluorescence images that showing the distribution of DiD-labeled blood exosomes after intravenous injection to nude mice [67] Back to article page