1Eva M, Jorg K, Rolf D.Ethylcellulose: a new type of emulsion stabilizer[J ] .European Journal of Pharmaceutics and Biopharmaceutics, 2003, 56(1) : 23.
3Jung J, Perrut M.Particles design using supercritical fluids :literature and patent survey[J ] .Journal of Supercritical Fluids, 2001,20(3) : 179.
4York P, Wilkins SA, Story RA, et al. Con formulation methods and their products [P]. WO 0115664 A2. 2001.
5Nicolas G, Marc P, Bernard M, et al. Study of release kinetics of small and high molecular weight substances dispersed into spray - dried ethylcellulose micrspheres [J ] .Journal of Controlled Release, 2002, 84(3) : 125.
7Xiaoyun Xu, Hanry Yu, Shujun Gao, et al. Polyphosphoester microspheres for sustained release of biologically active nerve growth factor. Biomaterials,2002,23:3765-3772.
8Alexander D Vilesov, New-type of apparatus for producing microcapsules and microgranules. International Journal of Pharmaceutics,2002,242:101 - 106.
9C Perez-Alonso, J G Baez-Gonzalez, C I Beristain, et al.Estimation of the activation energy of carbohydrate polymers blends as selection criteria for their use as wall material for spray-dried microcapsules. Carbohydrate Polymers,2003,53:197-203.
10Bi Botti C, Protein release profiles and morphology of biodegradable microcapsules containing an oily core. Journal of Controlled Release,2001,76:313-326.
