About the Authors

Rachel A. Kohman

rakohman@illinois.edu

Affiliation Department of Psychology, Beckman Institute, University of Illinois, Urbana, Illinois, United States of America

Sandra L. Rodriguez-Zas

Affiliation Department of Animal Sciences, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America

Bruce R. Southey

Affiliation Department of Animal Sciences, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America

Keith W. Kelley

Affiliations Department of Animal Sciences, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America, Integrated Immunology and Behavior Program, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America

Robert Dantzer

Affiliations Department of Animal Sciences, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America, Integrated Immunology and Behavior Program, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America

Justin S. Rhodes

Affiliation Department of Psychology, Beckman Institute, University of Illinois, Urbana, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RAK JSR SLR-Z KWK RD. Performed the experiments: RAK. Analyzed the data: RAK SLR-Z BRS. Contributed reagents/materials/analysis tools: JSR RD KWK. Wrote the paper: RAK. Supervised the project and edited the manuscript: JSR KWK RD.