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Supplemental Information

Supplemental Information 1

DOI: 10.7287/peerj.preprints.318v2/supp-1

Supplemental Information 2

DOI: 10.7287/peerj.preprints.318v2/supp-2

Supplemental Information 3

DOI: 10.7287/peerj.preprints.318v2/supp-3

Supplemental Information 4

DOI: 10.7287/peerj.preprints.318v2/supp-4

Additional Information

Competing Interests

We, the authors, declare that we have no competing interests.

Author Contributions

Gillian V Pepper conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Daniel Nettle analyzed the data, contributed reagents/materials/analysis tools, reviewed drafts of the paper.

Human Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

All of our experiments received ethical approval from the Newcastle University Faculty of Medical Sciences ethics committee (reference:00554).


This work was funded as part of a Newcastle University Institute of Neuroscience PhD studentship. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

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