**11. Acknowledgment**

The authors would like to thank the sponsors of their work on exosomes over the past few years: NCMHD Project EXPORT Program 5P20MD001632/Project 3 (NRW), also a generous start up package by Loma Linda University (NRW) and a National Merit Test Bed (NMTB) award sponsored by the Department of the Army under cooperative agreement number DAMD17-97-2-7016 (NRW).
