About the Authors

Eric A. Gehrie

Affiliation Department of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tennessee, United States of America

Hui Nian

Affiliation Department of Biostatistics, Vanderbilt University Medical Center, Nashville, Tennessee, United States of America

Pampee P. Young

pampee.young@vanderbilt.edu

Affiliations Department of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, Tennessee, United States of America, Tennessee Valley Veterans Affairs Hospital, Nashville, Tennessee, United States of America

Competing Interests

The authors have read the journal's policy and have the following conflicts: 1) The study was funded in part by a grant from Alexion Pharmaceuticals, the manufacturer of eculizumab, to EG and PPY. This does not alter the authors' adherence to all of the PLOS ONE policies on sharing data and materials. Dr. HN has declared that no competing interest exists for her contribution.

Author Contributions

Conceived and designed the experiments: EG PYY. Performed the experiments: EG. Analyzed the data: EG PYY HN. Contributed reagents/materials/analysis tools: EG PYY HN. Wrote the manuscript: EG PYY HN.