1. Hematology Branch, National Heart, Lung and Blood Institute, National Institutes of Health (NIH), Bethesda, MD;
2. Metabolism Branch and
3. Experimental Transplantation and Immunology Branch, Center for Cancer Research, National Cancer Institute, NIH, Bethesda, MD;
4. Gene Expression Core Facility, Vascular Medicine Branch, National Heart, Lung and Blood Institute, NIH, Bethesda, MD;
5. Laboratory of Pathology, Center for Cancer Research, National Cancer Institute, Bethesda, MD; and
6. Department of Laboratory Medicine, Clinical Center, NIH, Bethesda, MD