About the Authors
- John F. McDonald
- School of Biology and Parker H. Petit Institute of Bioengineering and Biosciences, Georgia Institute of Technology, Atlanta, Georgia, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: JFM RM GA. Performed the experiments: RM GA. Analyzed the data: RM JFM GA. Contributed reagents/materials/analysis tools: JFM. Wrote the paper: JFM RM GA.