1. Medicinal Chemistry Knowledge Center, Sarafan ChEM-H, Stanford University, Stanford, California 94305, United States
2. Department of Pathology, Stanford University, 300 Pasteur Drive, Stanford, California 94305, United States
3. Departments of Medicine and Microbiology and Immunology, Division of Gastroenterology and Hepatology, Stanford University School of Medicine, Stanford, California 94305, United States
4. Department of Neurology and Neuroscience, Stanford University, 300 Pasteur Drive, Stanford, California 94304, United States