About the Authors

Rebecca A. Brady

Roles Conceptualization, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

Rebecca.Brady@fda.hhs.gov

Affiliation Division of Bacterial, Parasitic, and Allergenic Products, Center for Biologics Evaluation and Research, FDA, Silver Spring, Maryland, United States of America

Christopher P. Mocca

Roles Conceptualization, Formal analysis, Investigation, Writing – review & editing

Affiliation Division of Bacterial, Parasitic, and Allergenic Products, Center for Biologics Evaluation and Research, FDA, Silver Spring, Maryland, United States of America

Roger D. Plaut

Roles Conceptualization, Investigation, Writing – review & editing

Affiliation Division of Bacterial, Parasitic, and Allergenic Products, Center for Biologics Evaluation and Research, FDA, Silver Spring, Maryland, United States of America

Kazuyo Takeda

Roles Data curation, Investigation, Resources, Writing – review & editing

Affiliation Microscopy and Imaging Core Facility, Center for Biologics Evaluation and Research, FDA, Silver Spring, Maryland, United States of America

Drusilla L. Burns

Roles Conceptualization, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation Division of Bacterial, Parasitic, and Allergenic Products, Center for Biologics Evaluation and Research, FDA, Silver Spring, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.