Risk-preference differentiates orbitofrontal cortex responses to freely chosen reward outcomes
Version of Record online: 9 APR 2010
© The Authors (2010). Journal Compilation © Federation of European Neuroscience Societies and Blackwell Publishing Ltd
European Journal of Neuroscience
Volume 31, Issue 8, pages 1492–1500, April 2010
How to Cite
Roitman, J. D. and Roitman, M. F. (2010), Risk-preference differentiates orbitofrontal cortex responses to freely chosen reward outcomes. European Journal of Neuroscience, 31: 1492–1500. doi: 10.1111/j.1460-9568.2010.07169.x
- Issue online: 19 APR 2010
- Version of Record online: 9 APR 2010
- Received 11 November 2009, revised 2 February 2010, accepted 5 February 2010
Fig. S1. Neural responses following lever press decreased or increased similarly during forced response and free choice block.
Fig. S2. For each OFC neuron recorded, average baseline activity for the free choice block plotted as a function of baseline activity during forced response block.
Fig. S3. For each animal, extent of cortex sampled according to histological markers in Fig. 11 of Paxinos and Watson (2007).
Fig.S4. Normalized response time for forced response and free choice blocks of trials.
Fig. S5. Examples of single OFC units with phasic decreasing or increasing activity to lever presentation.
Fig. S6. Average responses for neurons that responded to lever presentation.
Fig. S7. Normalized response time of head entry into the pellet receptacle following lever press for forced response and free choice blocks of trials.
Fig. S8. Frequency of head entries into pellet receptacle following lever press.
Fig. S9. Frequency of head entries following lever press as a function of outcome for forced response and free choice trials.
Fig. S10. A comparison of behavioral and neural responses to certain outcome (2 pellets) in risk-preferring and risk-neutral rats during the free choice block of trials.
Fig. S11. Normalized firing rate of 28 decreasing neurons, aligned to time of first head entry into pellet dispenser following lever press.
Fig. S12. Normalized firing rate of 24 increasing neurons, aligned to time of first head entry into pellet dispenser following lever press.
Appendix S1. Supplemental methods.
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