1. Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, Texas, USA
2. Center for Autophagy Research, University of Texas Southwestern Medical Center, Dallas, Texas, USA
3. Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, Texas, USA
4. Department of Pathology, University of Texas Southwestern Medical Center, Dallas, Texas, USA
5. Department of Microbiology, University of Texas Southwestern Medical Center, Dallas, Texas, USA
6. Howard Hughes Medical Institute, University of Texas Southwestern Medical Center, Dallas, Texas, USA
7. Department of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, USA