About the Authors

Haijuan Du

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Kuanlin Wu

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Alma Didoronkute

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Marcus V. A. Levy

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Nimish Todi

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Anna Shchelokova

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Michael A. Massiah

massiah@gwu.edu

Affiliation Department of Chemistry, George Washington University, Washington, District of Columbia, United States of America

Competing Interests

Michael Massiah is a PLOS ONE Editorial Board member. This does not alter the authors' adherence to PLOS ONE Editorial policies and criteria.

Author Contributions

Conceived and designed the experiments: HD KW MM. Performed the experiments: HD KW AD ML NT AS MM. Analyzed the data: HD KW MM. Contributed reagents/materials/analysis tools: MM. Contributed to the writing of the manuscript: HD MM.