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Photomicrographs of sections through the BLa (A) and lateral nucleus (B) stained for VC1.1 (black) and PV (brown). Most PV+ neurons are ensheathed by VC1.1+ PNNs (PV/VC) but some are not (PV). One neuron in A is ensheathed by a VC1.1+ PNN but exhibits little or no PV immunoreactivity (VC). Scale bar = 20 μm for both A and B
