About the Authors

Maw Pin Tan

Affiliation Ageing and Age-Associated Disorders Research Group, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Alan Murray

Affiliation Regional Medical Physics Department, Freeman Hospital, Newcastle upon Tyne, United Kingdom

Terry Hawkins

Affiliation Regional Medical Physics Department, Freeman Hospital, Newcastle upon Tyne, United Kingdom

Thomas J. Chadwick

Affiliations Institute of Health and Society, Newcastle University, Newcastle upon Tyne, United Kingdom, Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, United Kingdom

Simon R. J. Kerr

Affiliations Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, United Kingdom, Falls and Syncope Service, Royal Victoria Infirmary, Newcastle upon Tyne, United Kingdom

Steve W. Parry

swparry@hotmail.com

Affiliations Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, United Kingdom, Falls and Syncope Service, Royal Victoria Infirmary, Newcastle upon Tyne, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MPT TH AM SRJK SWP. Performed the experiments: MPT TH AM SRJK SWP. Analyzed the data: MPT TH AM TJC SWP. Contributed reagents/materials/analysis tools: TH AM. Wrote the paper: MPT TH AM TJC SRJK SWP.