1. Department of Microbiology and Immunology, Sandler Asthma Basic Research Center, Diabetes Center, University of California, San Francisco, San Francisco, CA 94143
2. Genentech, South San Francisco, CA 94080
3. Laboratory of Integrative Infection Immunology, Showa Pharmaceutical University, Higashi-Tamagawagakuen, Machida, Tokyo 194-8543, Japan