In conclusion, ECE-1 is enriched in neuroendocrine cells and neuroendocrine tumors, suggesting an important biologic role for the enzyme in the neuroendocrine system.

• 结论：神经内分泌细胞及肿瘤内含有丰富内皮素转化酵素-1，推测内皮素转化酵素-1 在神经内分泌系统之生物活性上佔有重要角色。