About the Authors

Audrey E. Brown

Affiliation Institute of Cellular Medicine, William Leech Building, Medical School, Newcastle University, Newcastle upon Tyne, United Kingdom

David E. Jones

Affiliations Institute of Cellular Medicine, William Leech Building, Medical School, Newcastle University, Newcastle upon Tyne, United Kingdom, Newcastle Hospitals, NHS Foundation Trust, Newcastle upon Tyne, United Kingdom

Mark Walker

Affiliations Institute of Cellular Medicine, William Leech Building, Medical School, Newcastle University, Newcastle upon Tyne, United Kingdom, Newcastle Hospitals, NHS Foundation Trust, Newcastle upon Tyne, United Kingdom

Julia L. Newton

julia.newton@ncl.ac.uk

Affiliations Newcastle Hospitals, NHS Foundation Trust, Newcastle upon Tyne, United Kingdom, Institute for Ageing and Health, Campus for Ageing and Vitality, Newcastle University, Newcastle upon Tyne, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AEB DEJ MW JLN. Performed the experiments: AEB. Analyzed the data: AEB DEJ MW JLN. Contributed reagents/materials/analysis tools: DEJ MW JLN. Wrote the paper: AEB DEJ MW JLN.