About the Authors

Yan Li

Affiliation Centre for Developmental and Regenerative Medicine, Kolling Institute for Medical Research, Sydney Medical School, University of Sydney, Sydney, New South Wales, Australia

Chris O’Neill

chris.oneill@sydney.edu.au

Affiliation Centre for Developmental and Regenerative Medicine, Kolling Institute for Medical Research, Sydney Medical School, University of Sydney, Sydney, New South Wales, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CO. Performed the experiments: YL. Analyzed the data: YL CO. Contributed reagents/materials/analysis tools: YL CO. Wrote the paper: CO.