References
- Aslani, P., & Kennedy, R. A. (1996a). Studies on diffusion in alginate beads. I. Effect of crosslinking with calcium or zinc ions on diffusion of acetaminophen. Journal of Controlled Release, 42, 75–82.
- Aslani, P., & Kennedy, R. A. (1996b). Effect of gelation condition and dissolution media on the release of paracetamol from alginate gel beads. Journal of Microencapsulation, 13, 601–614., [PUBMED], [INFOTRIEVE], [CSA]
- Bock, C. W., Markham, G. D., Katz, A. K., & Glusker, J. P. (2003). The arrangement of first- and second-sphere water molecules in trivalent aluminum complexes: results from density functional theory and structural crystallography. Inorganic Chemistry, 42, 1538–1548., [PUBMED], [INFOTRIEVE], [CSA]
- Bonferoni, M. C., Rossi, S., Ferrari, F., Stavik, E., Pena-Romero, A., & Caramella, C. (2000). Factorial analysis of the influence of dissolution medium on drug release from carrageenan-diltiazem complexes. AAPS PharmSciTech, 1, 1–8., [CSA]
- Braccini, I., Grasso, R. P., & Perez, S. (1999). Conformational and configurational features of acidic polysaccharides and their interactions with calcium ions: a molecular modeling investigation. Carbohydrate Research, 317, 119–130., [PUBMED], [INFOTRIEVE], [CSA]
- Chan, L. W., Jin, Y., & Heng, P. W. S. (2002). Crosslinking mechanisms of calcium and zinc in production of alginate microspheres. International Journal of Pharmaceutics, 242, 255–258., [PUBMED], [INFOTRIEVE], [CSA]
- Chaplin, M. (2004). Hofmeister Series. , http://www.lsbu.ac.uk/water/hofmeist.html. Accessed 28 October 2004.
- Crichton, M., & Surita, B. (2003). Structure and intermicellar interactions in block polyelectrolyte assemblies. Journal of Applied Crystallography, 36, 652–655., [CSA]
- , Crystal Structure of Calcium. http://www.webelements.com/webelements/elements/text/Ca/xtal.html 2004.
- , Crystal Structure of Zinc. http:/www.webelements.com/webelements/elements/text/Zn/xtal.html 2004.
- Debon, S. J. J., & Tester, R. F. (2001). In vitro binding of calcium, iron and zinc by non-starch polysaccharides. Food Chemistry, 73, 401–410., [CSA]
- Dronnet, V. M., Renard, C.M. G. C., Axelos, M. A. V., & Thibault, J.-F. (1996). Characterisation and selectivity of divalent metal ion binding by citrus and sugar-beet pectins. Carbohydrate Polymers, 30, 253–263.
- El-Gibaly, I. (2002). Oral delayed-release system based on Zn-pectinate gel (ZPG) microparticles as an alternative carrier to calcium pectinate for colonic drug delivery. International Journal of Pharmaceutics, 232, 199–211., [PUBMED], [INFOTRIEVE], [CSA]
- Franco, C. R., Chagas, A. P., & Jorge, R. A. (2002). Ion-exchange equilibria with aluminum pectinates. Colloid Surfaces A: Physicochemical Engineering Aspects, 204, 183–192.
- Furlanetto, S., Maestrelli, F., Orlandini, S., Pinzauti, S., & Mura, P. (2003). Optimization of dissolution test precision for a ketoprofen extended-release product. Journal of Pharmaceutical and Biomedical Analysis, 32, 159–165., [PUBMED], [INFOTRIEVE], [CSA]
- George, P., Glusker, J. P., Markham, G. D., Trachtman, M., & Bock, C. W. (2003). An ab initio molecular orbital study comparing thebonding of the NH3 and the H2O in the monoamines and the monohydrates of main group and transition metal ions. Molecular Physics, 101, 2451–2467.
- Gray, C. J., & Dowsett, J. (1988). Retention of insulin in alginate gel beads. Biotechnology and Bioengineering, 31, 607–612.
- Havel, J., & Hogfeldt, E. (1995). Evaluation of water sorption equilibrium data on Dowex ion exchanger using WSLET-MINUIT program. Scripta of the Faculty of Science, Masaryk University, 25, 73–84.
- Ibanez, J. P., & Umetsu, Y. (2002). Potential of protonated alginate beads for heavy metals uptake. Hydrometallurgy, 64, 89–99., [CSA]
- , Ionic Information of Calcium. http://ww.scescape.net/~woods/elements/calcium.html 2004.
- , Ionic Information of Zinc. http://www.scescape.net/~woods/elements/zinc.html 2004.
- Jang, L. K., Nguyen, D., & Geesey, G. G. (1999). Selectivity of alginate gel for Cu over Zn when acidic conditions prevail. Water Research, 33, 2817–2825.
- Kjoniksen, A.-L., Hiorth, M., Roots, J., & Nystrom, B. (2003). Shear-induced association and gelation of aqueous solutions of pectin. Journal of Physical Chemistry B, 107, 6324–6328.
- Lavelle, L., & Fresco, J. R. (2003). Stabilization of nucleic acid triplexes by high concentration of sodium and ammonium salts follows the hofmeister series. Biophysical Chemistry, 105, 681–699., [PUBMED], [INFOTRIEVE], [CSA]
- Mayanovic, R. A., Anderson, A. J., Bassett, W. A., & Chou, I.-M. (2001). Hydrogen bond breaking in aqueous solutions near the critical point. Chemistry and Physics Letters, 336, 212–218., [CSA]
- McDowell, R. H. (1979). Properties of Alginate (4th ed.). London: Alginate Industries, p. 67.
- Pillay, V., & Fassihi, R. (1999). In vitro release modulation from crosslinked pellets for site-specific drug delivery to the gastrointestinal tract. II. Physicochemical characterization of calcium-alginate, calcium-pectinate and calcium-alginate-pectinate pellets. Journal of Controlled Release, 59, 243–256., [PUBMED], [INFOTRIEVE], [CSA]
- Pillay, V., & Fassihi, R. (2001). Probing the dynamics of matrix hydration in the presence of electrolytes. Drug Delivery, 4, 87–92.
- Pillay, V., & Danckwerts, M. P. (2002). Textural profilingand statistical optimization of crosslinked calcium-alginate-pectinate-cellulose acetophthalate gelisphere matrices. Journal of Pharmaceutical Sciences, 91, 2559–2570., [PUBMED], [INFOTRIEVE]
- Pillay, V., Danckwerts, M. P., & Fassihi, R. (2002). A crosslinked calcium-alginate-pectinate-cellulose acetophthalate gelisphere system for linear drug release. Drug Delivery, 9, 77–86., [PUBMED], [INFOTRIEVE]
- Plumridge, T. H., Steele, G., & Waigh, R. D. (2000). Geometry-based simulation of the hydration of small molecules. Physical Chemistry Communications, 8, 1–6.
- Prakobvaitayakit, M., & Nimmannit, U. (2004). Optimization of polylactic-co-clycolic acid nanoparticles containing itraconazole using 23 factorial design. AAPS PharmSciTech, 4, 1–9.
- , Table of Correlation Coefficients. http:/helios.bto.ed.ac.uk/bto/statistics/tress11.html.
- Terentjev, E. M., Hotta, A., Clarke, S. M., & Warner, M. (2003). Liquid crystalline elastomers: dynamics and relaxation of microstructure. Philosophical Transactions of the Royal Society of London, 361, 1–12.
- Tiitu, M., Hiekkataipale, P., Hartikainen, J., Malkela, T., & Ikkala, O. (2002). Viscoelastic and electrical transitions in gelation of electrically conducting polyaniline. Macromolecules, 35, 5212–5217.
- Wang, X.-B., Yang, X., Nicholas, J. B., & Wang, L.-S. (2001). Bulk-like features in the photoemission spectra of hydrated doubly charged anion clusters. Science, 294, 1322–1325., [PUBMED], [INFOTRIEVE]
- Wilding, I. R., Coupe, A. J., & Davis, S. S. (2001). The role of gamma-scintigraphy in oral drug delivery. Advanced Drug Delivery Reviews, 46, 103–124., [PUBMED], [INFOTRIEVE], [CSA]