1. Cancer Biology Program, Fox Chase Cancer Center, Philadelphia, PA;
2. Cell and Molecular Biology, University of Pennsylvania School of Medicine, Philadelphia, PA;
3. Department of Biomedical Engineering, Oregon Health and Science University, Portland, OR;
4. Sol Sherry Thrombosis Research Center, Department of Pharmacology, Temple University School of Medicine, Philadelphia, PA; and
5. Department of Pathology, Fox Chase Cancer Center, Philadelphia, PA