Figure 2. vmPFC lesions mimic stress facilitation of reversal.
(a) Lesions were conducted after discrimination, prior to reversal. (b) Lesion estimates (black=minimum, grey=maximum). vmPFC lesions decreased errors (c) and correction errors (d) during late reversal (e) The percentage of mice performing below criterion decreased more rapidly across sessions after lesioning. (f) Stimulus and reward response latencies were unaffected. n=9–10/lesion. (Data are Means ±SE M. **P<.01 versus sham.