About the Authors

Katharine M. Wright

Affiliation Department of Chemistry, George Washington University, Washington, D.C., United States of America

Kuanlin Wu

Affiliation Department of Chemistry, George Washington University, Washington, D.C., United States of America

Omotolani Babatunde

Affiliation Department of Chemistry, George Washington University, Washington, D.C., United States of America

Haijuan Du

Affiliation Department of Chemistry, George Washington University, Washington, D.C., United States of America

Michael A. Massiah

massiah@gwu.edu

Affiliation Department of Chemistry, George Washington University, Washington, D.C., 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: K. Wright HD MAM. Performed the experiments: K. Wright K. Wu OB HD MAM. Analyzed the data: K. Wright MAM. Contributed reagents/materials/analysis tools: MAM. Contributed to the writing of the manuscript: MAM K. Wright.