Calcium-alginate beads coated with polycationic polymers: Comparison of chitosan and DEAE-dextran

Process Biochemistry

Volumn 31, Issue 4, 1996, Pages 347-353

  Huguet, M L ^a   Neufeld, R J ^b   Dellacherie, E ^a  

^a LAB DE CHIM PHYS MACROMOLECULAIRE   (France)

^b MCGILL UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0030019344     PISSN: 13595113     EISSN: None     Source Type: Journal    
DOI: 10.1016/0032-9592(95)00076-3     Document Type: Article

References (15)

1. Yotsuyanagi, T., Yoshioka, I., Segi, N. & Ikeda, K., Acid-induced and calcium-induced gelation of alginic acid: bead formation and pH dependent swelling. Chem. Pharm. Bull., 39 (1991) 1072-4.
2. Fukuda, H. & Kikuchi, Y., Polyelectrolyte complexes of sodium dextran sulfate with chitosan. Makromol. Chem., 178 (1977) 2895-9.
3. Fukuda, H. & Kikuchi, Y., Polyelectrolyte complexes of chitosan with sodium carboxymethyldextran. Bull. Chem. Soc., 51 (1978) 1142-4.
4. Fukuda, H. & Kikuchi, Y., Polyelectrolyte complexes of sodium carboxymethyl-cellulose with chitosan. Makromol. Chem., 180 (1979) 1631-3.
5. Takahashi, T., Takayama, K., Machida, Y. & Nagai, T., Characteristics of polyion complexes of chitosan with sodium alginate and sodium polyacrylate. Int. J. Pharm., 61 (1990) 35-41.
6. O'Shea, G. M. & Sun, A. M., Encapsulation of rat islets of Langherans prolongs xenograft survival in diabetic mice. Diabetes, 35 (1986) 943-6.
7. Goosen, M. F. A., O'Shea, G. M. & Sun, A. M., Microencapsulation of living tissue and cells. US Patent no 4,673,566 (1987).
8. King, G. A., Daugulis, A. J., Faulkner, P. & Goosen, M. F. A., Alginate-polylysine microcapsules of controlled membrane molecular weight cut-off for mammalian cell culture engineering. Biotechnol. Progr., 3 (1987) 231-40.
9. Huguet, M. L., Groboillot, A., Neufeld, R. J., Poncelet, D. & Dellacherie, E., Haemoglobin encapsulation in chitosan/calcium alginate beads. J. Appl. Polym. Sci., 51 (1994) 1427-32.
10. 1H NMR spectroscopy of alginate: sequential structure and linkage conformations. Carbohydr. Res., 118 (1983) 255-60.
11. Rinaudo, M., Milas, M. & Le Dung, P., Characterization of chitosan. Influence of ionic strength and degree of acetylation on chain expension. Int. J. Biol. Macromol., 15 (1993) 281-5.
12. Vårum, K. M., Anthonsen, M. W., Grasdalen, H. & Smidsrød, O., Determination of the degree of N-acetylation and the distribution of N-acetyl groups in partially N-deacetylated chitins (chitosans) by high-fields NMR spectroscopy. Carbohydr. Res., 211 (1991) 17-23.
13. Thu, B., Smidsrød, O. & Skjåk-Bræk, G., Performance and long-time stability of alginate/poly-lysine microcapsules. Paper presented at the 3rd Bioencapsulation Workshop, Brussels, Belgium, 20-22 October 1993.
14. Murata, Y., Maeda, T., Miyamoto, E. & Kawashima, S., Preparation of chitosan-reinforced alginate gel beads effect of chitosan on gel matrix erosion. Int. J. Pharm., 93 (1993) 139-45.
15. Vandenbosche, G. M. R., Van Oostveldt, P., Demeester, J. & Remon, J. P., The molecular weight cut-off microcapsules is determined by the reaction between alginate and polylysine. Biotechnol. Bioeng., 42 (1993) 381-6.