About the Authors

Alan Siu

Affiliation Department of Neurological Surgery, George Washington University, Washington, DC, United States of America

Olga Volotskova

Current address: Department of Radiation Oncology, Stanford School of Medicine, Stanford, CA, United States of America

Affiliation Department of Mechanical and Aerospace Engineering, George Washington University, Washington, DC, United States of America

Xiaoqian Cheng

Affiliation Department of Mechanical and Aerospace Engineering, George Washington University, Washington, DC, United States of America

Siri S. Khalsa

Affiliation George Washington University School of Medicine and Health Sciences, Washington, DC, United States of America

Ka Bian

Affiliation Department of Biochemistry and Molecular Biology, George Washington University, School of Medicine, Washington, DC, United States of America

Ferid Murad

Affiliation Department of Biochemistry and Molecular Biology, George Washington University, School of Medicine, Washington, DC, United States of America

Michael Keidar

Affiliation Department of Mechanical and Aerospace Engineering, George Washington University, Washington, DC, United States of America

Jonathan H. Sherman

jsherman@mfa.gwu.edu

Affiliation Department of Neurological Surgery, George Washington University, Washington, DC, United States of America

Competing Interests

Jonathan H. Sherman, MD is a current member of the PLOS One Editorial Board. His co-authorship on this manuscript does not alter the authors' adherence to the PLOS ONE Editorial policies and criteria.

Author Contributions

Conceived and designed the experiments: AS OV XC SK KB FM MK JS. Performed the experiments: AS OV XC SK. Analyzed the data: AS OV XC SK MK JS. Contributed reagents/materials/analysis tools: KB FM MK JS. Wrote the paper: AS OV XC SK KB FM MK JS.