1. Department of Microbiology and Immunology and Walther Oncology CenterIndiana University School of Medicine and the Walther Cancer Institute Indianapolis Indiana 46202‐5120 USA
2. Department of BiochemistrySchool of DentistryShowa University Shinagawa‐ku Tokyo 142 Japan
3. Cytokine Research LaboratoryDepartment of Molecular OncologyThe University of Texas MD Anderson Cancer Center Houston Texas 77030 USA
4. Department of MicrobiologyChosun University School of Dentistry Kwang Ju 501‐759 Korea
5. Department of Oral MicrobiologySeoul National UniversitySchool of Dentistry Chongro‐Ku Seoul Korea
6. Human Genome Sciences, Inc. Rockville Maryland 20850 USA