The Effect of Apparent Molecular Weight and Components of Agar on Gel Formation

Food Science and Technology Research

Volumn 7, Issue 4, 2001, Pages 280-284

  Suzuki, Hisashi ^a   Sawai, Yoshinori ^a   Takada, Mitsuro ^b  

^a Gifu Prefectural Research Institute of Industrial Product Technology   (Japan)

^b Gifu Pref Inst Hlth Environ Sci   (Japan)

Author keywords

Agar; Apparent molecular weight; Gel formation

Indexed keywords

ALGAE; GELIDIUM; GRACILARIA; PTEROCLADIA;

EID: 0037527517     PISSN: 13446606     EISSN: None     Source Type: Journal    
DOI: 10.3136/fstr.7.280     Document Type: Article

References (25)

1. Araki, C. (1958). Seaweed polysaccharides. Proceedings of the 4th International Congress of Biochemistry, pp. 15-30.
2. Aoki, H. and Miyazaki, S. (1998). Characterization of sulfated polysaccharide prepared from the cell wall fraction of Ma-konbu (Laminaria japonica). Rep. Hokkaido Ind. Technol. Center, 5, 4-11 (in Japanese).
3. Galambos, J.T. (1967). The reaction of carbazol with carbohydrates. Anal. Biochem., 19, 119-132.
4. Hayashi, K. and Nagata, Y. (1967). Study on the melting point of agarose gel. Nippon Shokuhin Kogyo Gakkaishi. 14, 450-454 (in Japanese).
5. Iida, F., Kobayashi, M., Akanabe, H. and Nakahara, N. (1988). The relation between rheological properties of agar gels and sulfur content, intrinsic viscosity and the melting point. Nippon Shokuhin Kogya Gakkaishi, 35, 246-251 (in Japanese).
6. Kobavashi, T. (1981). "Toukeikaiseki." Baifukan. Tokyo, pp. 160-180 (in Japanese).
7. Murano, E., Brandolin, C., Zanetti, F., Paoletti, S. and Rizzo, R. (1990). Characterization of an agar fraction extracted from Gracilaria dura (Gracilariales, Rhodophyta). Hydrobiologia, 204/ 205, 567-571.
8. Murano, E., Toffanin, R., Zanetti, F., Knutsen, S.H., Paoletti, S. and Rizzo, R. (1992). Chemical and macromolecular characterization of agar polymers from Gracilaria dura (C. Agardh) J. Agardh (Gracilariaceae, Rhodophyta). Carbohydr. Polym., 18, 171-178.
9. Nishinari, K. and Watase, M. (1987). Effects of polyhydric alcohols on thermal and rheological properties of polysaccharide gels. Agric. Biol. Chem., 51, 3231-3238.
10. Nishinari, K., Koide, S., Williams, P.A. and Phillips, G.O. (1990). A zipper model approach to the thermoreversible gel-sol transition. J. Phys. Fr., 51, 1759-1768.
11. Nishinari, K., Watase, M., Kohyama, K., Nishinari, N., Oakenfull, D., Koide, S., Williams, P.A. and Phillips, O. (1992a). The effect of sucrose on the thermo-reversible gel-sol transition in agarose and gelatin. Polymer J., 24, 871-877.
12. Nishinari, K. and Watase, M. (1992b). Effects of sugars and polyols on the gel-sol transition of Kappa-carrageenan gels. Thermochim. Acta. 206, 149-162.
13. Nishinari, K., Hofmann, K. E., Moritaka, H., Kohyama, K. and Nishinari, N. (1997). Gel-sol transition of methylcellulose. Macromol. Chem. Phys., 198, 1217-1226.
14. Normand, V., Lootens, D. L., Amici, E., Plucknett, K. P. and Aymard, P. (2000). New insight into agarose gel mechanical properties. Biomacromolecules, 1, 730-738.
15. Rochas, C. and Lahaye, M. (1989). Average molecular weight and molecular weight distribution of agarose and agarose-type polysaccharides. Carbohydr. Polym., 10, 289-298.
16. Suzuki, H., Sawai, Y. and Takada, M. (1999). Molecular weight of agar by high temperature type gel permeation chromatography and physical properties. Nippon Shokuhin Kagaku Kogaku Kaishi, 46, 821-826 (in Japanese).
17. Tako, M. and Nakamura, S. (1988). Gelation mechanism of agarose. Carbohydr. Res., 180, 277-284.
18. Watase, M. (1975). Rheological studies on the mucilaginous substances of red algae. Nippon Shokuhin Kogyo Gakkaishi, 22, 536-544 (in Japanese).
19. Watase, M. and Nishinari, K. (1981a). Rheological studies of agar-agar gels prepared from Makusa (Gelidium amansii) gathered in different seasons. Nippon Shokuhin Kogyo Gakkaishi, 28, 437-443 (in Japanese).
20. Watase, M and Nishinari, K. (1981b). Effect of sodium hydroxide pretreatment on the relaxation spectrum of concentrated agar-agar gels. Rheol. Acta, 20, 155-162.
21. Watase, M. and Nishinari, K. (1983). Rheological properties of agarose gels with different molecular weights. Rheol Acta, 22, 580-587.
22. Watase, M. and Nishinari, K. (1987). Dynamic viscoelasticity and anomalous thermal behaviour of concentrated agarose gels. Makromol. Chem., 188, 1177-1186.
23. Watase, M., Nishinari, K., Williams, P.A. and Phillips, G.O. (1990). Agarose gels: Effect of sucrose, glucose, urea, and guanidine hydrochloride on the rheological and thermal properties. J. Agric. Food Chem., 38, 1181-1187.
24. Watase, M., Kohyama, K. and Nishinari, K. (1992). Effects of sugars and polyols on the gel-sol transition of agarose by differential scanning calorimetry. Thermochim. Acta, 206, 163-173.
25. Yaphe, W. and Arsenault, P. (1965). Improved resorcinol reagent for the determination of fructose, and of 3,6-anhydrogalactose in polysaccharide. Anal. Biochem., 13, 143-148.