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Disease-specific immunolabelling in a BSE-inoculated pig. Serial coronal sections (A and B) of rostral midbrain (periaqueductal grey matter) of pig PR443. A) Specific immunolabelling in neuronal perikarya and neuropil. Immunolabelling with mAb 2G11. B) Specific immunolabelling in neuronal perikarya and neuropil, masked to some extent compared to A) due to non-specific background immunolabelling with mAb L42. Scale bars: 50 μm.
