2[2]Gupta K C, Kumar M N V Ravi. Drug release behavior of beads and microgranules of chitosan[J]. Biomaterials, 2000,21,1115.
3[3]Kas H Suheyl . Chitosan: properties, preparations and application to microparticulate systems[J]. J Microencapsul,1997, 14(6) :689.
4[4]Dini Elpiniki, Alexandrion Sophia, Kiparissides Costas.Synthesis and characterization of crosslinked microparticles for drug delivery[J]. Chimia, 2001, 55(3): 239~241.
5[5]Aiedeh K , Gianasi E, Orienti I, et al. Chitosanmicrocapsules as controlled-release system for insulin [J]. J Microencapsulation, 1997,14(5): 567~576.
6[6]Blanco M D, Gomez C, Olmo R, et al. Chitosan microsphere in PlG films as devices for cytarabine relesse[J]. Int J Pharm ,2000,202(1~2): 29~39.
7[7]YaoKD, PengT, XuMX, etal. Microcapsules/microspheres related to chi toes an[J]. J M S Rev Macromol Chem Phys, 1995,C35, 155.
10BoisdronCM,Menei P,Benoit JP. Preparation and Characterization of 5-fluorouracil-loadedmicroparticles as biodegradable anticancer drug carriers. J Pharm Pharmacol,1995,47(2):108.