About the Authors

Qiliang Cai

Affiliation Abramson Comprehensive Cancer Center and Department of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Suhbash C. Verma

Affiliation Abramson Comprehensive Cancer Center and Department of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Pankaj Kumar

Affiliation Abramson Comprehensive Cancer Center and Department of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Michelle Ma

Affiliation Abramson Comprehensive Cancer Center and Department of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Erle S. Robertson

erle@upenn.edu

Affiliation Abramson Comprehensive Cancer Center and Department of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: QC ESR. Performed the experiments: QC. Analyzed the data: QC SCV PK MM. Contributed reagents/materials/analysis tools: SCV PK MM. Wrote the paper: QC ESR.