Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.|Seattle Biomedical Research Institute, Seattle, WA 98109, USA.