1. Department of Medicine, University of Washington, Seattle, WA 98105, USA.
2. Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA.
3. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA.
4. Department of Laboratory Medicine, University of Washington, Seattle, WA 98105, USA.
5. Department of Epidemiology, University of Washington, Seattle, WA 98105, USA.
6. AiCuris, Wuppertal D-42117, Germany.
7. Institute for Clinical Pharmacodynamics, Latham, NY 12307, USA.
8. School of Pharmacy and Pharmaceutical Sciences, University at Buffalo, State University of New York, Buffalo, NY 14260, USA.