1. Department of Surgery; University of Pittsburgh Medical Center; Pittsburgh PA
2. Center for Biologic Imaging, Department of Cell Biology; University of Pittsburgh Medical Center; Pittsburgh PA
3. Department of Pharmacology and Chemical Biology, Vascular Medicine Institute, Center for Metabolism and Mitochondrial Medicine; University of Pittsburgh; Pittsburgh PA
4. Department of General Surgery; Second Affiliated Hospital of Harbin Medical University; Harbin Heilongjiang China