About the Authors
- Andrea Ciliberto, Fabrizio Capuani
- The FIRC Institute for Molecular Oncology, Milan, Italy
- John J Tyson
- Department of Biological Sciences, Virginia Polytechnic Institute and State University, Blacksburg, Virginia, United States of America
The authors have declared that no competing interests exist.
AC and JJT conceived and designed the experiments and wrote the report. AC and FC performed the experiments and analyzed the data.