References
- Boury F, Marchais H, Proust JE, Benoit JP. 1997. Bovine serum albumin release from poly (a-hydroxy acid) microspheres: effects of polymer molecular weight and surface properties. Journal of Controlled Release 45: 75–86.
- Cai J, Zhu KJ. 1997. Preparation, chracterization and biodegradable characterizationof poly (D,L-lactide-co-1, 3-trimethylene carbonate). Polymer International 42: 373–379.
- Cai J, Zhu KJ, Yang SL. 1998. Surface biodegradable copolymers-poly (D, L-lactide-co-1-methyl-1,3-trimethylene carbonate) and poly (D,L-lactide-co-2, 2-dimethy1-1, 3-trimethylene carbonate): preparation, characterization and biodegradation characteristics in vivo. Polymer 39:4409–4415.
- Chen J -L, Chiang C -H, Yeh M -K. 2002. The mechanism of PLA microparticle formation by water-in-oil-in-water solvent evaporation method. Journal of Microencapsulation, 19:333–346.
- Cohen S, Yoshioka T, Lucarelli M, Hwang LH, Langer R. 1991. Controlled delivery systems for proteins based on poly (lactic/glycolic acid) microsphers. Pharmaceutical Research 8:713–720.
- Coombes AGA, Yeh M-K, Lavelle EC, Davis SS. 1998. The control of protein release from poly (DL-lactide-co-glycolied) microparticles by variation of the external aqueous phase surfactant in the water-in oil-in water method. Journal of Controlled Release 52:511–320.
- Fu K, Harrell R, Zinski K, UM C, Jaklenec A, Frazier J, Lotan N, Burke P, Klibanov A-M, Langer R 2003. A potential approach for decreasing the burst effect of protein from PLGA microspheres. Journal of Pharmaceutical Sciences 92:1582–1591.
- Gilding DK, Reed AM. 1979. Biodegradable polymers for use in surgery-polyglycolic/poly (actic acid) homo-and copolymers: 1. Polymer 20:1459–1464.
- Hora MS, Rana RK, Nunberg JH, Tice TR, Gilley R1\4, Hudson ME. 1990. Release of human serum albumin from poly (lactide-co-glycolide) microspheres. Pharmaceutical Research 7:1190–1192.
- O'Donnell PB, Mcginity JW. 1997. Preparation of microspheres by the solvent evaporation technique. Advanced Drug Delivery Reveiws 28:25–42.
- Ogawa Y, Yamamoto M, Okada H, Yashiki T, Shimamoto T. 1988. A new technique to efficiently entrap leuprolide acetate into microcapsules of copolylactic/glycolic acid. Chemical and Pharmaceutical Bulltin 36:1095–1103.
- Okada H. 1997. One- and three-month release injectable microspheres of the LH-RH superagonist leuprorelin acetate. Advanced Drug Delivery Reviews 28: 43–70.
- Pean J-M, Venier-Julience M-C, Boury F, Menei P, Denizot B, Benoit J-P. 1998. NGF release from poly (D,L-Lactide-co-glycolide) microspheres. Effect of some formulation parameters on encapsulated NGF stability. Journal of Controlled Release 56:175–187.
- Pistel K-F, Kissel T. 2000. Effects of salt addition on the microencapsulation of proteins using w/o/w double technique. Journal of Microencapsulation 17:467–483.
- Smith KL,, Schimpf ME, Thompson KE. 1990. Bioerodible polymers for delivery for macromolecules. Advanced Drug Delivery Reviews 4:343–357.
- Van de Weert M, Hennink WE, Jiskoot W. 2000. Protein instability in poly (lactic-co-glycolic acid) microparticles. Pharmaceutical Research 17:1159–1167.
- Zhang JX, Zhu KJ. 2005. An improvement of double emulsion technique for preparing bovine serum albumin loaded PLGA microspheres. Journal of Microencapsulation (in press).
- Zhu KJ, Hendren RW, Jensen K, Pitt CG. 1991. Synthesis, properties, and biodegradation of poly (2,3-trimethylene carbonate). Macromolecules 24:1736–1740.
- Zhu KJ, Jiang HL, Du XY, Xu WX, Liu SF. 2001. Preparation and characterization of hCG-loaded polylactide or poly (lactide-co-glycolide) microspheres using a modified water-in-oil-in-water (w/o/w) emulsion solvent evaporation technique. Journal of Microencapsulation 18:247–260.
- Zhu KJ, Zhang JX, Wang C, Yasuda H, Ichimaru A, Yamamoto K. 2003. Preparation and in vitro release behaviour of 5-fluorouracil-loaded microspheres based on poly (L-lactide) and its carbonate copolymers. Journal of Microencapsulation 20:731–743.