About the Authors

Chia-Feng Liu

Affiliation Department of Veterinary Biosciences, University of Illinois, Urbana-Champaign, Illinois, United States of America

Keith Parker

Affiliation Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America

Humphrey H.-C. Yao

hhyao@illinois.edu

Affiliation Department of Veterinary Biosciences, University of Illinois, Urbana-Champaign, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CFL HY. Performed the experiments: CFL. Analyzed the data: CFL HY. Contributed reagents/materials/analysis tools: KP HY. Wrote the paper: CFL HY.