The ascending pathway of the spinal cordand descending pathways to the spinal cord in the Cyprinus carpio were studied using anterograde labelling and retrograde labelling with cobaltic lysine.

• 应用赖氨酸钴复合物顺行、逆行标记方法,分别研究了鲤鱼脊髓上升的和下降至脊髓的纤维联系。