About the Authors

R. Doug Wagner

doug.wagner@fda.hhs.gov

Affiliation Microbiology Division, National Center for Toxicological Research, Jefferson, Arkansas, United States of America

Shemedia J. Johnson

Affiliation Microbiology Division, National Center for Toxicological Research, Jefferson, Arkansas, United States of America

Zhixia Yan Danielsen

Affiliation Division of Clinical Pharmacology IV, Office of Clinical Pharmacology, Office of Translational Sciences, Center for Drug Evaluation and Research, Food and Drug Administration, White Oak, Maryland, United States of America

Jin-Hee Lim

Affiliation NCTR/ORA Nanotechnology Core Facility Jefferson, Arkansas, United States of America

Thilak Mudalige

Affiliation NCTR/ORA Nanotechnology Core Facility Jefferson, Arkansas, United States of America

Sean Linder

Affiliation NCTR/ORA Nanotechnology Core Facility Jefferson, Arkansas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: RDW ZD SL. Data curation: RDW. Formal analysis: RDW JL TM. Funding acquisition: RDW. Investigation: RDW SJ JL TM SL. Methodology: RDW JL TM SL. Project administration: RDW SL. Resources: RDW SL. Supervision: RDW SL. Validation: RDW JL TM SL. Visualization: RDW. Writing – original draft: RDW. Writing – review & editing: RDW ZD.