[1] Sawamoto M， Modern Cationic Vinyl Polymerization. Prog. Polym. Sci.， 1991, 16: 111.

[2] Tomalia Donald A, Frechet Jean M J. Journal of Polymer Science: Part A: Polymer Chemistry， 2002， 40: 2719.

[3] Scott Robert W J, Wilson Orla M, Crooks Richard M. J. Phys. Chem. B， 2005, 109: 692.

[4] Delong R, Stephenson K, Loftus T, et al. J. Pharm. Sci., 1997, 86: 762.

[5] Bielinska A, Kukowska L J F, Johnson J, et al. Nucleic. Acids. Res.， 1996, 24: 2176.

[6] Butte J W, Douglas T, Witwer B, et al. Nat. Biotechnol.， 2001, 19(12): 1141.

[7] Tomalia D A, Baker H, Dewald J, et al. Polym. J. 1985, 17(1): 117.

[9] Wang Dongjun， Imae Toyoko. J. Am. Chem. Soc.， 2004, 126: 13204.

[10] Ghosh S, Banthia A K, Chen Z. Tetrahedron, 2005, 61: 2889.