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Characterization of Fos-positive neurons in PFC of rats exposed to heroin cues in the extinction tests (n = 4–7 rats).
| dmPFC | vmPFC | OFC | Overall | |
|---|---|---|---|---|
| Percent Fos-positive neurons containing NPY: | 3.85 ± 3.4 | 4.29 ± 4.8 | 14.38 ± 7.2 | 7.51 ± 2.7 |
| Percent of Arc-positive neurons containing Fos: | 53.32 ± 7.2 | 44.58 ± 10.8 | 49.86 ± 9.2 | 49.59 ± 2.3 |
| Percent of Fos-positive neurons containing Arc: | 37.02 ± 5.1 | 22.85 ± 6.7 | 32.47 ± 7.3 | 31.35 ± 1.7 |
