About the Authors
Department of Biological Science, Florida State University, Tallahassee, Florida, United States of America
Department of Biochemistry and Molecular Biology, University of Georgia, Athens, Georgia, United States of America
Division of Transplantation, Department of Surgery, University of Alberta, Edmonton, Alberta, Canada
The authors have declared that no competing interests exist.
Conceived and designed the experiments: XW HT. Performed the experiments: XW JMR EL. Analyzed the data: XW JMR EL HT. Contributed reagents/materials/analysis tools: DMG SD NMK. Wrote the paper: HT.