About the Authors

Danielle N. Drury-Stewart

Affiliation Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America

Kerry W. Lannert

Affiliation Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America

Dominic W. Chung

Affiliation Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America

Gayle T. Teramura

Affiliation Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America

James C. Zimring

Affiliations Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America, Department of Laboratory Medicine, University of Washington, Seattle, Washington, United States of America

Barbara A. Konkle

Affiliations Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America, Department of Medicine, University of Washington, Seattle, Washington, United States of America

Hilary S. Gammill

Affiliations Department of Obstetrics and Gynecology, University of Washington, Seattle, Washington, United States of America, Division of Clinical Research, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Jill M. Johnsen

jjohnsen@uw.edu

Affiliations Research Institute, Puget Sound Blood Center, Seattle, Washington, United States of America, Department of Medicine, University of Washington, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DD KL DC JZ HG BK JJ. Performed the experiments: DD KL HG GT DC. Analyzed the data: DD KL GT JJ. Contributed reagents/materials/analysis tools: DC HG BK JJ. Wrote the paper: DD KL HG DC JZ BK JJ.