Influence of morphology and drug distribution on the release process of FITC-dextran-loaded microspheres prepared with different types of PLGA

References

• Frauke Pistel K, Breitenbach A, Zange-Volland R, Kissel T. Brush-like branched biodegradable polyesters, part III. Protein release from microspheres of poly(vinyl alcohol)-graft-poly(D,L-lactic-co-glycolic acid). J Contr Rel 2001; 73: 7–20
   PubMed Web of Science ®Google Scholar
• Ehtezazi T, Washington C. Controlled release of macromolecules from PLA microspheres: Using porous structure topology. J Contr Rel 2000; 68: 361–372
   PubMed Web of Science ®Google Scholar
• Crotts G, Park TG. Preparation of porous and nonporous biodegradable polymeric hollow microspheres. J Contr Rel 1995; 35: 91–105
   Web of Science ®Google Scholar
• Sah HK, Toddywala R, Chien YW. Biodegradable microcapsules prepared by a w/o/w technique: Effects of shear force to make a primary w/o emulsion on their morphology and protein release. J Microencapsulation 1995; 12: 59–69
   PubMed Web of Science ®Google Scholar
• Uchida T, Yoshida K, Ninomiya A, Goto S. Optimization of preparative conditions for polylactide (PLA) microspheres containing ovalbumin. Chem Pharml Bull 1995; 43: 1569–1573
   PubMed Web of Science ®Google Scholar
• Uchida T, Yoshida K, Goto S. Preparation and characterization of polylactic acid microspheres containing water-soluble dyes using a novel w/o/w emulsion solvent evaporation method. J Microencapsulation 1996; 13: 219–228
   PubMed Web of Science ®Google Scholar
• Pistel KF, Kissel T. Effects of salt addition on the microencapsulation of proteins using W/O/W double emulsion technique. J Microencapsulation 2000; 17: 467–483
   PubMed Web of Science ®Google Scholar
• Jiang G, Thanoo BC, DeLuca PP. Effect of osmotic pressure in the solvent extraction phase on BSA release profile from PLGA microspheres. Pharm Dev Tech 2002; 7: 391–399
   PubMed Web of Science ®Google Scholar
• Dorati R, Genta I, Montanari L, Cilurzo F, Buttafava A, Faucitano A, et al. The effect of gamma-irradiation on PLGA/PEG microspheres containing ovalbumin. J Contr Rel 2005; 107: 78–90
   PubMed Web of Science ®Google Scholar
• Mao S, Xu J, Cai C, Germershaus O, Schaper A, Kissel T. Effect of WOW process parameters on morphology and burst release of FITC-dextran loaded PLGA microspheres. Int J Pharm 2007; 334: 137–148
   PubMed Web of Science ®Google Scholar
• Alonso MJ, Gupta RK, Min C, Siber GR, Langer R. Biodegradable microspheres as controlled-release tetanus toxoid delivery systems. Vaccine 1994; 12: 299–306
   PubMed Web of Science ®Google Scholar
• Makino K, Mogi T, Ohtake N, Yoshida M, Ando S, Nakajima T, et al. Pulsatile drug release from poly(lactide-co-glycolide) microspheres: How does the composition of the polymer matrixes affect the time interval between the initial burst and the pulsatile release of drugs?. Colloid Surf B Biointerfaces 2000; 19: 173–179
   Web of Science ®Google Scholar
• Lagarce F, Cruaud O, Deuschel C, Bayssas M, Griffon-Etienne G, Benoit J. Oxaliplatin loaded PLAGA microspheres: Design of specific release profiles. Int J Pharm 2002; 242: 243–246
   PubMed Web of Science ®Google Scholar
• Porjazoska A, Goracinova K, Mladenovska K, Glavas M, Simonovska M, Janjevic EI, et al. Poly(lactide-co-glycolide) microparticles as systems for controlled release of proteins—preparation and characterization. Acta Pharm (Zagreb, Croatia) 2004; 54: 215–229
   PubMedGoogle Scholar
• Frank A, Rath SK, Venkatraman SS. Controlled release from bioerodible polymers: Effect of drug type and polymer composition. J Contr Rel 2005; 102: 333–344
   PubMed Web of Science ®Google Scholar
• Luan X, Bodmeier R. Influence of the poly(lactide-co-glycolide) type on the leuprolide release from in situ forming microparticle systems. J Contr Rel 2006; 110: 266–272
   PubMed Web of Science ®Google Scholar
• Pistel KF, Bittner B, Koll H, Winter G, Kissel T. Biodegradable recombinant human erythropoietin loaded microspheres prepared from linear and star-branched block copolymers: Influence of encapsulation technique and polymer composition on particle characteristics. J Contr Rel 1999; 59: 309–325
   PubMed Web of Science ®Google Scholar
• Ehtezazi T, Washington C, Melia CD. Determination of the internal morphology of poly (D,L-lactide) microspheres using stereological methods. J Contr Rel 1999; 57: 301–314
   PubMed Web of Science ®Google Scholar
• Nihant N, Schugens C, Grandfils C, Jerome R, Teyssie P. Polylactide microparticles prepared by double emulsion/evaporation technique. I. Effect of primary emulsion stability. Pharm Res 1994; 11: 1479–1484
   PubMed Web of Science ®Google Scholar
• Schrier JA, DeLuca PP. Porous bone morphogenetic protein-2 microspheres: Polymer binding and in vitro release. AAPS Pharm Sci Tech 2001; 2: E17
   PubMedGoogle Scholar
• Yang YY, Chung TS, Ng NP. Morphology, drug distribution,and in vitro release profiles of biodegradable polymeric microspheres containing protein fabricated by double-emulsion solvent extraction/evaporation method. Biomaterials 2001; 22: 231–241
   PubMed Web of Science ®Google Scholar
• Takada S, Kurokawa T, Miyazaki K, Iwasa S, Ogawa Y. Utilization of an amorphous form of a water-soluble GPIIb/IIIa antagonist for controlled release from biodegradable microspheres. Pharm Res 1997; 14: 1146–1150
   PubMed Web of Science ®Google Scholar
• Ogawa Y, Yamamoto M, Okada H, Yashiki T, Shimamoto T. A new technique to efficiently entrap leuprolide acetate into microcapsules of polylactic acid or copoly(lactic/glycolic) acid. Chem Pharm Bull 1988; 36: 1095–1103
   PubMed Web of Science ®Google Scholar
• Yan C, Resau JH, Hewetson J, West M, Rill WL, Kende M. Characterization and morphological analysis of protein loaded poly(lactide-co-glycolide) microspheres prepared by water-in-oil-in-water emulsion technique. J Contr Rel 1994; 32: 231–241
   Web of Science ®Google Scholar
• Le Corre P, Rytting JH, Gajan V, Chevanne F, Le Verge R. In vitro controlled release kinetics of local anaesthetics from poly(D,L-lactide) and poly(lactide-co-glycolide) microspheres. J Microencapsulation 1997; 14: 243–255
   PubMed Web of Science ®Google Scholar
• Sah HK, Toddywala R, Chien YW. The influence of biodegradable microcapsule formulations on the controlled release of a protein. J Contr Rel 1994; 30: 201–211
   Web of Science ®Google Scholar
• Rivera PA, Martinez-Oharriz MC, Rubio M, Irache JM, Espuelas S. Fluconazole encapsulation in PLGA microspheres by spray-drying. J Microencapsulation 2004; 21: 203–211
   PubMed Web of Science ®Google Scholar
• Sandor M, Enscore D, Weston P, Mathiowitz E. Effect of protein molecular weight on release from micron-sized PLGA microspheres. J Contr Rel 2001; 76: 297–311
   PubMed Web of Science ®Google Scholar
• Hora MS, Rana RK, Nunberg JH, Tice TR, Gilley RM, Hudson ME. Release of human serum albumin from poly(lactide-co-glycolide) microspheres. Pharm Res 1990; 7: 1190–1194
   PubMed Web of Science ®Google Scholar
• Sun SW, Jeong YI, Jung SW, Kim SH. Characterization of FITC-albuminencapsulated poly(DL-lactide-co-glycolide) microspheres and its release characteristics. J Microencapsulation 2003; 20: 479–488
   PubMed Web of Science ®Google Scholar
• Perez-Rodriguez C, Montano N, Gonzalez K, Griebenow K. Stabilization of alpha-chymotrypsin at the CH2Cl2/water interface and upon water-in-oil-in-water encapsulation in PLGA microspheres. J Contr Rel 2003; 89: 71–85
   PubMed Web of Science ®Google Scholar