1. Basic Research Program, SAIC-Frederick, Inc., and
2. Laboratory of Molecular Immunoregulation, Cancer and Inflammation Program, Center for Cancer Research, National Cancer Institute at Frederick, Frederick, MD 21702
3. Laboratory of Immunology, National Eye Institute, and
4. Department of Microbiology, University of Alabama at Birmingham, Birmingham, AL 35294
5. Eosinophil Biology Section, Laboratory of Allergic Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health (NIH), Bethesda, MD 20892
6. Tianjin Medical University Cancer Institute and Hospital, Tianjin 300060, China