This study mainly deals with cell transfection and cytotoxicity for PEI(10kD)-PBLG, a novel cationic copolymer, to observe its potential as a gene carrier.

• 对新型阳离子聚合物PEI(10kD)-PBLG进行研究,重点考察其基因转染效率与细胞毒性,探讨其作为基因载体的可能性。