About the Authors

Nasrine Bendjilali

Affiliation Center for Cerebrovascular Research, Department of Anesthesia and Perioperative Care, University of California San Francisco, San Francisco, California, United States of America

Helen Kim

Affiliations Center for Cerebrovascular Research, Department of Anesthesia and Perioperative Care, University of California San Francisco, San Francisco, California, United States of America, Institute for Human Genetics, University of California San Francisco, San Francisco, California, United States of America, Department of Epidemiology and Biostatistics, University of California San Francisco, San Francisco, California, United States of America

Shantel Weinsheimer

Affiliation Center for Cerebrovascular Research, Department of Anesthesia and Perioperative Care, University of California San Francisco, San Francisco, California, United States of America

Diana E. Guo

Affiliation Center for Cerebrovascular Research, Department of Anesthesia and Perioperative Care, University of California San Francisco, San Francisco, California, United States of America

Pui-Yan Kwok

Affiliations Institute for Human Genetics, University of California San Francisco, San Francisco, California, United States of America, Cardiovascular Research Institute, University of California San Francisco, San Francisco, California, United States of America

Jonathan G. Zaroff

Affiliation Kaiser Northern California Division of Research, San Francisco, California, United States of America

Stephen Sidney

Affiliation Kaiser Northern California Division of Research, San Francisco, California, United States of America

Michael T. Lawton

Affiliation Department of Neurological Surgery, University of California San Francisco, San Francisco, California, United States of America

Charles E. McCulloch

Affiliation Department of Epidemiology and Biostatistics, University of California San Francisco, San Francisco, California, United States of America

Bobby P. C. Koeleman

Affiliation Department of Medical Genetics, University Medical Center, Utrecht, The Netherlands

Catharina J. M. Klijn

Affiliation Department of Neurology and Neurosurgery, Rudolf Magnus Institute of Neuroscience, University Medical Center, Utrecht, The Netherlands

William L. Young

Affiliations Center for Cerebrovascular Research, Department of Anesthesia and Perioperative Care, University of California San Francisco, San Francisco, California, United States of America, Department of Neurological Surgery, University of California San Francisco, San Francisco, California, United States of America, Department of Neurology, University of California San Francisco, San Francisco, California, United States of America

Ludmila Pawlikowska

pawlikowskal@anesthesia.ucsf.edu

Affiliations Center for Cerebrovascular Research, Department of Anesthesia and Perioperative Care, University of California San Francisco, San Francisco, California, United States of America, Institute for Human Genetics, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HK LP WLY CEM. Analyzed the data: NB SW CEM. Wrote the paper: NB. Planned and performed data analysis and drafted the manuscript: NB. Designed the study and edited the manuscript: HK LP. Performed additional data analysis and edited the manuscript: SW. Performed laboratory analyses including sample preparation and qPCR assays: DEG. Supervised Affymetrix genotyping and arranged for shared control data: P-YK LP. Collected data from Kaiser cases: JGZ SS. Collected data from UCSF cases: MTL WLY. Supervised data analysis and edited the manuscript: CEM. Collected data from Utrecht cases for replication, performed CNV assays, and edited the manuscript: BPCK CJMK. Conceived the study and obtained financial support: WLY CEM HK LP.