Table 2.

Colocalisation of GAD67 and Fos-like immunoreactivity in the medial prefrontal cortex (mPFC), orbitofrontal cortex (OFC), medial entorhinal cortex (ME), intermediate entorhinal cortex (IE), lateral entorhinal cortex (LE), perirhinal cortex (PRh) and posterior parietal cortex (PPC) of rats which had performed extra-dimensional (ED) or intra-dimensional (ID3) shifts in Experiment 1

Brain region	ED	ID3
mPFC	11.31±1.34	14.44±2.68
OC	9.12±1.77	6.08±1.52
ME	2.85±1.09	2.28±0.81
IE	0.38±0.25	0.38±0.25
LE	0±0	0±0
PrH	11.40±1.72	7.22±1.37
PPC	17.10±2.91⁎	9.12±1.91

Data are expressed as mean number of double-labelled cells per mm² tissue ± SEM, n=8 per group.

^⁎P<0.05 significantly different from ID3.