About the Authors
University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America
Lindsley F. Kimball Research Institute, New York Blood Center, New York, New York, United States of America
Department of Global Health, University of South Florida, Tampa, Florida, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: EG TH TRU SL. Performed the experiments: TH YO. Analyzed the data: EG TH JVD XZ YO TRU SL. Contributed reagents/materials/analysis tools: SL. Wrote the paper: EG TH JVD TRU SL.