About the Authors

Li-Jun Ma

lijun@biochem.umass.edu

Affiliation Department of Biochemistry and Molecular Biology, University of Massachusetts Amherst, Amherst, Massachusetts, United States of America

Jin-Rong Xu

Affiliation Department of Pathology, Purdue University, West Lafayette, Indiana, United States of America

Competing Interests

The authors have declared that no competing interests exist.