About the Authors

Rodrigo F. Oliveira

Affiliation The Krasnow Institute for Advanced Study, George Mason University, Fairfax, Virginia, United States of America

MyungSook Kim

Affiliation The Krasnow Institute for Advanced Study, George Mason University, Fairfax, Virginia, United States of America

Kim T. Blackwell

kblackw1@gmu.edu

Affiliation The Krasnow Institute for Advanced Study, George Mason University, Fairfax, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RFO KTB. Performed the experiments: RFO MSK. Analyzed the data: RFO MSK KTB. Wrote the paper: RFO KTB.