1. Department of Molecular Microbiology and Immunology; University of Missouri School of Medicine Columbia; MO 65212
2. Department of Microbiology; Immunology and Molecular Genetics, David Geffen School of Medicine at UCLA; Los Angeles CA 90095
3. Department of Chemistry and Biochemistry; University of California at San Diego; La Jolla CA 92093
4. The California NanoSystems Institute; University of California at Los Angeles; Los Angeles CA 90095