About the Authors

Fiona Stavros

fstavros@zspharma.com

Affiliation ZS Pharma Inc., Coppell, Texas, United States of America

Alex Yang

Affiliation Xelay Acumen, Inc., Belmont, California, United States of America

Alejandro Leon

Affiliation ZS Pharma Inc., Coppell, Texas, United States of America

Mark Nuttall

Affiliation ZS Pharma Inc., Coppell, Texas, United States of America

Henrik S. Rasmussen

Affiliation ZS Pharma Inc., Coppell, Texas, United States of America

Competing Interests

The authors have read the journal's policy and have the following competing interests: ZS Pharma, Inc. is the commercial funder of this study. F. Stavros, M. Nuttall, and H. Rasmussen are employees of ZS Pharma Inc. and hold stock or stock options in ZS Pharma, Inc. A. Leon is an employee of ZS Pharma Inc., holds stock or stock options in ZS Pharma, Inc., and is named on two patents held by ZS Pharma Inc. A. Yang is employed by Xelay Acumen, Inc., is a paid consultant to ZS Pharma, Inc., and holds stock options in ZS Pharma, Inc. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AL FS MN AY HR. Performed the experiments: AL MN. Analyzed the data: AL MN FS AY HR. Contributed reagents/materials/analysis tools: AL MN. Wrote the paper: FS AL MN HR AY.