The capillary electrophoresis using non-gel sieving matrices is one of the most important techniques for DNA separation.The uncrosslinked polymer solutions are generally used as sieving matrices.

• 使用无胶筛分介质的毛细管电泳是最重要的DNA分离技术之一，通常使用无交联的高分子溶液作为无胶筛分介质。