1. Program in Host-Pathogen Interactions, University of California San Francisco, San Francisco, CA 94158
2. Department of Molecular and Cell Biology, University of California Berkeley, Berkeley, CA 94720
3. Electron Microscope Laboratory, University of California Berkeley, Berkeley, CA 94720
4. Department of Cell Biology and Physiology, Washington University, Saint Louis, MO 63110
5. Department of Pathology, Washington University, Saint Louis, MO 63110