119
Views
14
CrossRef citations to date
0
Altmetric
Research Article

Polyvinylamine-based capsules: A mechanistic study of the formation using alginate and cellulose sulphate

&
Pages 323-336 | Received 18 Apr 2006, Accepted 20 Jul 2006, Published online: 08 Oct 2008

References

  • Anilkumar AV, Wang T, Lacík I. A novel reactor for making uniform capsules. US Patent Number 6001312, 1999
  • Bartkowiak A, Hunkeler. D. Alginate-oligochitosan microcapsules: A mechanistic study relating membrane and capsule properties to reaction conditions. Chemistry of Materials 1999; 11(9)2486–2492
  • Brissova M, Lacík I, Powers AC, Anilkumar AV, Wang T. Control and measurements of permeability for design of microcapsule cell delivery system. Journal of Biomedical Materials Research 1998; 39: 61–70
  • Chang C, Fish F, Muccio DD, St Pierre T. Carbon-13 and nitrogen-15 NMR pH titration of poly(vinylamine): A two-stage process sensitive to polymer tacticity. Macromolecules 1987; 20: 621–625
  • Dautzenberg H, Lukanoff B, Eckert U, Tiersch B, Schuldt U. Immobilization of Biological Matter by Polyelectrolyte Complex Formation. Berichte Der Bunsen-Gesellschaft-Physical Chemistry Chemical Physics 1996; 100: 1045
  • Grigorescu G, Rehor A, Hunkeler D. Polyvinylamine hydrochloride-based microcapsules: Polymer synthesis, permeability and mechanical properties. Journal of Microencapsulation 2002; 19: 245–249
  • Lacík I, Brissova M, Anilkumar AV, Powers AC, Wang T. New capsule with tailored properties for the encapsulation of living cells. Journal of Biomedical Materials Research 1998; 39: 52–60
  • Lacík I, Anilkumar AV, Wang TG. A two-step process for controlling the surface smoothness of polyelectrolyte-based microcapsule. Journal of Microencapsulation 2001; 18(4)479–490
  • Mitsubishi Chemical Corporation. N-Vinylformamide, Technical Datasheet. Mitsubishi, TokyoJapan 1998
  • Nurdin N, Canaple L, Bartkowiak A, Desvergne B, Hunkeler D. Capsule permeability via polymer and protein ingress/egress. Journal of Applied Polymer Science 1999; 75: 1165–1175
  • Prokop A, Hunkeler D, Powers AC, Whitesell R, Wang TG. Water soluble polymers for immunoisolation. II: Evaluation of multicomponent microencapsulation systems. Advances in Polymer Science 1998; 136: 53–73
  • Renken A, Hunkeler D. Polymethylene-co-guanidine-based microcapsules: A mechanistic study of the formation using alginate and cellulose sulphate. Journal of Microencapsulation (Submitted)
  • Schuldt U, Hunkeler D. Mechanism of the formation of sodium alginate-sodium cellulose sulphate-polymethylene-co-guanidine capsules, (In press)
  • Sletmoen M, Skjak-Braek G, Stokke BT. Single-molecular pair unbinding studies of Mannuronan C-5 epimerase AlgE4 and its polymer substrate. Biomacromolecules 2004; 5: 1288–1295
  • Smidsrod O. Molecular basis for some physical properties of alginates in the gel state. Faraday Discussions of the Chemical Society 974; 57: 263–274
  • Sumaru K, Matsuoka H, Yamaoka H. Exact evaluation of characteristic protonation of poly(vinylamine) in aqueous solution. Jouranl of Physical Chemistry 1999; 100: 9000–9005
  • Wandrey C, Grigorescu G, Hunkeler D. Study of polyelectrolyte complex formation applying the synthetic boundary technique of analytical ultracentrifugation. Progress in Colloid and Polymer Science 2002; 119: 84–91
  • Wang T, Lacik I, Brissova M, Anikkumar AV, Prokop A, Hunkeler D, Green R, Shahrokhi K, Powers A. An encapsulation system for the immunoisolation of pancreatic islets. Nature Biotechnology 1997; 15: 358–362

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.