1. Department of Biochemistry and BiophysicsUniversity of CaliforniaSan Francisco CA
2. Department of NeurologyUniversity of CaliforniaSan Francisco CA
3. Department of MedicineDivision of Infectious DiseasesUniversity of CaliforniaSan Francisco CA
4. Koc UniversityIstanbul Turkey
5. Free‐Living and Intestinal Amebas Laboratory, Centers for Disease Control and PreventionAtlanta GA
6. Infectious Diseases Pathology Branch, Centers for Disease Control and PreventionAtlanta GA
7. California Department of Public Health, Viral and Rickettsial Disease LaboratoryRichmond CA
8. Department of PathologyDivision of NeuropathologyUniversity of CaliforniaSan Francisco CA
9. Howard Hughes Medical InstituteChevy Chase MD