About the Authors

Margaret M. Lowe

Contributed equally to this work with: Margaret M. Lowe, Jeff E. Mold

Affiliation Division of Experimental Medicine, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Jeff E. Mold

Contributed equally to this work with: Margaret M. Lowe, Jeff E. Mold

Affiliation Division of Experimental Medicine, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Bittoo Kanwar

Affiliations Division of Experimental Medicine, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America, Division of Gastroenterology, Department of Pediatrics, University of California San Francisco, San Francisco, California, United States of America

Yong Huang

Affiliation Drug Studies Unit, Department of Bioengineering and Therapeutic Sciences, University of California San Francisco, San Francisco, California, United States of America

Alexander Louie

Affiliation Drug Studies Unit, Department of Bioengineering and Therapeutic Sciences, University of California San Francisco, San Francisco, California, United States of America

Michael P. Pollastri

Affiliation Department of Chemistry and Chemical Biology, Northeastern University, Boston, Massachusetts, United States of America

Cuihua Wang

Affiliation Department of Chemistry and Chemical Biology, Northeastern University, Boston, Massachusetts, United States of America

Gautam Patel

Affiliation Department of Chemistry and Chemical Biology, Northeastern University, Boston, Massachusetts, United States of America

Diana G. Franks

Affiliation Biology Department, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts, United States of America

Jennifer Schlezinger

Affiliation Department of Environmental Health, School of Public Health, Boston University, Boston, Massachusetts, United States of America

David H. Sherr

Affiliation Department of Environmental Health, School of Public Health, Boston University, Boston, Massachusetts, United States of America

Allen E. Silverstone

Affiliation Department of Microbiology and Immunology, State University of New York Upstate Medical University, Syracuse, New York, United States of America

Mark E. Hahn

These authors also contributed equally to this work.

Affiliation Biology Department, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts, United States of America

Joseph M. McCune

mike.mccune@ucsf.edu

These authors also contributed equally to this work.

Affiliation Division of Experimental Medicine, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

JEM has applied for a patent regarding Use of cinnabarinic acid as a modulator of immune responses in autoimmune disorders" (patent application number 13/579,893). This patent will not alter the authors' ability to share data and materials as required by PLOS ONE policies.

Author Contributions

Conceived and designed the experiments: MML JEM BK YH MEH DGF JS DS AES JMM. Performed the experiments: MML JEM AL CW GP MEH DGF JS. Analyzed the data: MML JEM MEH JS. Contributed reagents/materials/analysis tools: MPP CW GP. Wrote the paper: MML JEM MEH JMM. Revising and editing manuscript: MML JEM BK AL YH MPP CW DGF JS DS AES MEH JMM GP.