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D3 receptor distribution in the lumbar spinal cord. A: Photomontage of typical anti-sense D3 labeling. B–G: Enlargements of boxed regions in A for superficial dorsal horn (lamina I–III), deep dorsal horn (lamina IV-VI), central canal area (lamina X), intermediate gray (lamina VII), lamina VIII, and motor nuclei (lamina IX), respectively.
