1. Stem Cell Program, Institute for Cell Engineering, and Department of Gynecology & Obstetrics, Johns Hopkins University School of Medicine, Baltimore, MD;
2. Graduate Immunology Program, Johns Hopkins University, Baltimore, MD;
3. Division of Hematology, Johns Hopkins University School of Medicine, Baltimore, MD;
4. Department of Biomedical Engineering, Johns Hopkins University, Baltimore, MD; and
5. Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University School of Medicine, Baltimore, MD