1. a Department of Surgery, 101 Woodruff Circle, Room 5105, Emory University, Atlanta, GA 30332, USA; Department of Biomedical Engineering, Emory University/Georgia Institute of Technology, Atlanta, GA 30332, USA
2. b School of Polymer, Textile, and Fiber Engineering, Georgia Institute of Technology, Atlanta, GA 30322, USA
3. c Department of Surgery, 101 Woodruff Circle, Room 5105, Emory University, Atlanta, GA 30332, USA; Department of Biomedical Engineering, Emory University/Georgia Institute of Technology, Atlanta, GA 30332, USA
4. d Department of Surgery, 101 Woodruff Circle, Room 5105, Emory University, Atlanta, GA 30332, USA; Department of Biomedical Engineering, Emory University/Georgia Institute of Technology, Atlanta, GA 30332, USA
5. e Integrated Microscopy & Microanalytical Facility, Emory University, Atlanta, GA 30332, USA
6. f Department of Chemistry, Emory University, Atlanta, GA 30332, USA
7. g Department of Surgery, 101 Woodruff Circle, Room 5105, Emory University, Atlanta, GA 30332, USA; Department of Biomedical Engineering, Emory University/Georgia Institute of Technology, Atlanta, GA 30332, USA; Integrated Microscopy & Microanalytical Facility, Emory University, Atlanta, GA 30332, USA