About the Authors

Leanne Stevenson

s.stevenson@qub.ac.uk

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Wendy L. Allen

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Irina Proutski

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Gail Stewart

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Louise Johnston

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Karen McCloskey

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Peter M. Wilson

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Daniel B. Longley

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Patrick G. Johnston

Affiliation Drug Resistance Group, Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast, Northern Ireland

Competing Interests

The authors have read the journal's policy and have the following conflicts: Professor Patrick Johnston is the Founder and Director of Almac Diagnostics, Craigavon, UK. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: LS WA DL KM. Performed the experiments: LS IP GS PW LJ. Analyzed the data: LS. Contributed reagents/materials/analysis tools: PJ KM. Wrote the paper: LS WA DL PJ.