1. Molecular Biology and Biochemistry, School of Medicine, School of Biological Sciences, University of California, Irvine, Irvine, California.
2. Division of Hematology/Oncology, Department of Medicine, School of Medicine, School of Biological Sciences, University of California, Irvine, Irvine, California.
3. AlphaVax, Research Triangle Park, North Carolina.
4. Center for Immunology, University of California, Irvine, Irvine, California.