1. Department of Cell and Developmental Biology, Institute of Life Sciences, Hebrew University of Jerusalem, Jerusalem 91904, Israel
2. Division of Infectious Diseases, University of Maryland School of Medicine, Baltimore, MD 21201
3. Racah Institute of Physics, Hebrew University of Jerusalem, Jerusalem 91904, Israel
4. Department of Microbiology and Molecular Genetics, IMRIC, Hadassah-Hebrew University Medical School, Hebrew University, Jerusalem, Israel
5. Department of Pathology, University of Chicago, Chicago, IL 60637
6. Bioimaging Unit, Institute of Life Sciences, Hebrew University of Jerusalem, Jerusalem 91904, Israel