ON THE PHYSICOCHEMICAL PROPERTIES OF GELLAN GUM

被引:170
作者
MILAS, M
SHI, X
RINAUDO, M
机构
[1] Centre de Recherches sur les Macromolécules Végétales, C.N.R.S. BP 53 X, Grenoble
关键词
D O I
10.1002/bip.360300322
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
This paper concerns the behavior in dilute and semidilute solutions of deacetylated gellan. The conformational transition, controlled by temperature and ionic strength, is investigated. It corresponds to a double‐helix single‐chain transition. Large ionic selectivity is observed in the helical conformation that controls the degree of aggregation upon gelation. Potentiometry and conductivity measurements are interpreted in terms of the Manning poly‐electrolyte theory in the sol state. Copyright © 1990 John Wiley & Sons, Inc.
引用
收藏
页码:451 / 464
页数:14
相关论文
共 20 条
[1]   THE CRYSTAL-STRUCTURE OF GELLAN [J].
CHANDRASEKARAN, R ;
MILLANE, RP ;
ARNOTT, S ;
ATKINS, EDT .
CARBOHYDRATE RESEARCH, 1988, 175 (01) :1-15
[2]   THE INFLUENCE OF SIDE-CHAINS ON THE DILUTE-SOLUTION PROPERTIES OF 3 STRUCTURALLY RELATED, BACTERIAL ANIONIC POLYSACCHARIDES [J].
CRESCENZI, V ;
DENTINI, M ;
DEA, ICM .
CARBOHYDRATE RESEARCH, 1987, 160 :283-302
[3]   SOLUTION PROPERTIES OF EXOCELLULAR MICROBIAL POLYSACCHARIDES .3. LIGHT-SCATTERING FROM GELLAN AND FROM THE EXOCELLULAR POLYSACCHARIDE OF RHIZOBIUM-TRIFOLII (STRAIN-TA-1) IN THE ORDERED STATE [J].
DENTINI, M ;
COVIELLO, T ;
BURCHARD, W ;
CRESCENZI, V .
MACROMOLECULES, 1988, 21 (11) :3312-3320
[4]   GELATION OF GELLAN GUM [J].
GRASDALEN, H ;
SMIDSROD, O .
CARBOHYDRATE POLYMERS, 1987, 7 (05) :371-393
[5]   ISOTOPE EFFECT ON THE ORDER-DISORDER TRANSITION IN AQUEOUS SCHIZOPHYLLAN [J].
ITOU, T ;
TERAMOTO, A ;
MATSUO, T ;
SUGA, H .
CARBOHYDRATE RESEARCH, 1987, 160 :243-257
[6]   STRUCTURAL STUDIES OF GELLAN GUM, AN EXTRACELLULAR POLYSACCHARIDE ELABORATED BY PSEUDOMONAS-ELODEA [J].
JANSSON, PE ;
LINDBERG, B ;
SANDFORD, PA .
CARBOHYDRATE RESEARCH, 1983, 124 (01) :135-139
[7]   IDENTIFICATION AND LOCATION OF L-GLYCERATE, AN UNUSUAL ACYL SUBSTITUENT IN GELLAN GUM [J].
KUO, MS ;
MORT, AJ ;
DELL, A .
CARBOHYDRATE RESEARCH, 1986, 156 :173-187
[8]  
MANNING G S, 1970, Biopolymers, V9, P1543, DOI 10.1002/bip.1970.360091214
[9]  
MANNING G S, 1974, POLYELECTROLYTES, P9