1. Department of Chemical and Biomolecular Engineering, Johns Hopkins University, Baltimore, Maryland;
2. Institute for NanoBioTechnology, Johns Hopkins University, Baltimore, Maryland;
3. Center for Cancer Nanotechnology Excellence, Johns Hopkins University, Baltimore, Maryland;
4. Physical Sciences-Oncology Center, Johns Hopkins University, Baltimore, Maryland;
5. Department of Gastroenterology and Hepatology, University Medical Center Utrecht, Utrecht, The Netherlands;
6. Department of Pathology, University Medical Center Utrecht, Utrecht, The Netherlands;
7. Department of Pathology, Sol Goldman Pancreatic Cancer Research Center, Johns Hopkins Medical Institutions, Baltimore, Maryland; and
8. Department of Oncology, Sol Goldman Pancreatic Cancer Research Center, Johns Hopkins Medical Institutions, Baltimore, Maryland