About the Authors

Shuwa Xu

Affiliation Department of Molecular Biology, Princeton University, Princeton, New Jersey, United States of America

Sanjay Tyagi

Affiliation Public Health Research Institute, New Jersey Medical School, Rutgers University, Newark, New Jersey, United States of America

Paul Schedl

pschedl@princeton.edu

Affiliations Department of Molecular Biology, Princeton University, Princeton, New Jersey, United States of America, Institute of Gene Biology, RAS, Moscow, Russia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SX ST PS. Performed the experiments: SX PS. Analyzed the data: SX PS. Contributed reagents/materials/analysis tools: ST. Wrote the paper: SX PS.