1. Department of Immunology and
2. Department of Veterinary Resources, The Weizmann Institute of Science, Rehovot, Israel;
3. Department of Molecular Cell Biology, Vrije Universiteit, Amsterdam, The Netherlands; and
4. Department of Dermatology, Laboratory of DC-Biology, Friedrich-Alexander Universität Erlangen-Nürnberg, University Hospital Erlangen, Erlangen, Germany