These results indicate that the firing rate of NAc neurons of 6-OHDA lesioned rats are increased significantly, which may contribute to the pathophysiology of PD.

• 研究结果表明，PD状态下NAc神经元放电频率较正常对照组明显增高，放电形式未见显著差异。提示NAc神经元活动的异常可能参与了PD的病理生理过程。