About the Authors

Tobias Kind

Affiliation University of California Davis, Genome Center – Metabolomics, Davis, California, United States of America

Martin Scholz

Affiliation University of California Davis, Genome Center – Metabolomics, Davis, California, United States of America

Oliver Fiehn

ofiehn@ucdavis.edu

Affiliation University of California Davis, Genome Center – Metabolomics, Davis, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TK OF. Performed the experiments: TK. Analyzed the data: TK MS OF. Contributed reagents/materials/analysis tools: TK. Wrote the paper: TK OF. Was frustrated: TK. Created SetupX: MS. Was optimistic: OF.