About the Authors

Paul C. Knox

pcknox@liv.ac.uk

Affiliation Eye and Vision Science, Institute of Ageing and Chronic Disease, University of Liverpool, Liverpool, United Kingdom

Felicity D. A. Wolohan

Affiliation Eye and Vision Science, Institute of Ageing and Chronic Disease, University of Liverpool, Liverpool, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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