1. Proteomics and Metabolomics Shared Resource, Duke University, Durham, North Carolina 27701, United States
2. Department of Neurology, Duke University, Durham, North Carolina 27710, United States
3. Department of Genome Sciences, University of Washington, Seattle, Washington 98195, United States
4. Buck Institute for Research on Aging, Novato, California 94945, United States
5. University of California San Francisco, San Francisco, California 94143, United States
6. Department of Pharmacology and Cancer Biology, Duke University, Durham, North Carolina 27710, United States