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Impulsive choice in hippocampal but not orbitofrontal cortex-lesioned rats on a nonspatial decision-making maze task

  1. T. Y. Mariano,
  2. D. M. Bannerman,
  3. S. B. McHugh,
  4. T. J. Preston,
  5. P. H. Rudebeck,
  6. S. R. Rudebeck,
  7. J. N. P. Rawlins,
  8. M. E. Walton,
  9. M. F. S. Rushworth,
  10. M. G. Baxter,
  11. T. G. Campbell

Article first published online: 28 JUL 2009

DOI: 10.1111/j.1460-9568.2009.06837.x

Issue

European Journal of Neuroscience

European Journal of Neuroscience

Volume 30, Issue 3, pages 472–484, August 2009

Additional Information

How to Cite

Mariano, T. Y., Bannerman, D. M., McHugh, S. B., Preston, T. J., Rudebeck, P. H., Rudebeck, S. R., Rawlins, J. N. P., Walton, M. E., Rushworth, M. F. S., Baxter, M. G. and Campbell, T. G. (2009), Impulsive choice in hippocampal but not orbitofrontal cortex-lesioned rats on a nonspatial decision-making maze task. European Journal of Neuroscience, 30: 472–484. doi: 10.1111/j.1460-9568.2009.06837.x

Author Information

  1. Department of Experimental Psychology, University of Oxford, South Parks Road, Oxford, OX1 3UD, UK

*Dr D. M. Bannerman or Dr T. G. Campbell, as above. E-mail: david.bannerman@psy.ox.ac.uk or thomas.campbell@psy.ox.ac.uk

Publication History

  1. Issue published online: 3 AUG 2009
  2. Article first published online: 28 JUL 2009
  3. Received 7 November 2008, revised 10 June 2009, accepted 10 June 2009

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Fig. S1. Representative platform positions in the watermaze during the initial acquisition phase for an animal trained to the NW quadrant, and then during subsequent spatial reversals.

Fig. S2. Reconstructions of the minimal, representative and maximal HPC lesions.

Fig. S3. Reconstructions of the minimal, representative and maximal OFC lesions.

Fig. S4. Photomicrographs illustrating lesion penumbra in an OFC-lesioned animal.

Fig. S5. Hippocampal but not OFC lesions increase swim speed during acquisition of the standard, spatial reference memory version of the Morris watermaze task.

Table S1. Spatial response biases in hippocampal lesioned animals.

Appendix S1. Analysis of spatial/response biases in hippocampal lesioned rats during the cost-benefit decision making task.

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