Fig. 2

Parvalbumin (green) and ATF3 (red) staining in the ipsilateral L4 (A, C, E) and L5 (B, D, F) ganglia of rats with sciatic nerve axotomy 2 weeks previously. Arrows indicate double-labelled cells, whilst arrowheads denote cells only expressing ATF3. Both injured and uninjured cells express PV-ir. Scale bar 75 μm