Finally, in multinuclear macrocyclic polyamine derivatives, we found that cyclen-based oligomers form polymer complex with DNA, thus protect DNA from enzymatic degradation efficiently.

• 在多核大环多胺方面，我们合成了基于大环多胺的寡聚物，研究发现该类物质可与DNA形成复合物，从而有效地保护DNA免于酶解。