The effect of tethered polymers on the conformation of a lipid membrane

被引:11
作者
Birshtein, TM [1 ]
Zhulina, EB [1 ]
机构
[1] UNIV PITTSBURGH,DEPT CHEM ENGN,PITTSBURGH,PA 15261
关键词
D O I
10.1002/mats.1997.040060608
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
We consider the effect of tethered macromolecules on the stability of the flat conformation of a lipid bilayer in a dense brush regime when anchored chains are significantly overlapped. On the basis of a scaling approach we have shown that redistribution of polymer chains from inner to outer layers reduces the free energy of the system and stabilizes spherically bent configurations of the membrane.
引用
收藏
页码:1169 / 1176
页数:8
相关论文
共 20 条
  • [11] BENDING OF MEMBRANES BY ANCHORED POLYMERS
    LIPOWSKY, R
    [J]. EUROPHYSICS LETTERS, 1995, 30 (04): : 197 - 202
  • [12] A PARABOLIC DENSITY PROFILE FOR GRAFTED POLYMERS
    MILNER, ST
    WITTEN, TA
    CATES, ME
    [J]. EUROPHYSICS LETTERS, 1988, 5 (05): : 413 - 418
  • [13] BENDING MODULI OF POLYMERIC SURFACTANT INTERFACES
    MILNER, ST
    WITTEN, TA
    [J]. JOURNAL DE PHYSIQUE, 1988, 49 (11): : 1951 - 1962
  • [14] THEORY OF THE GRAFTED POLYMER BRUSH
    MILNER, ST
    WITTEN, TA
    CATES, ME
    [J]. MACROMOLECULES, 1988, 21 (08) : 2610 - 2619
  • [15] Napper D H, 1983, POLYM STABILIZATION
  • [16] MIXED AMPHIPHILIC BILAYERS - BENDING ELASTICITY AND FORMATION OF VESICLES
    PORTE, G
    LIGOURE, C
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1995, 102 (10) : 4290 - 4298
  • [17] STABILITY AND PHASE-BEHAVIOR OF MIXED SURFACTANT VESICLES
    SAFRAN, SA
    PINCUS, PA
    ANDELMAN, D
    MACKINTOSH, FC
    [J]. PHYSICAL REVIEW A, 1991, 43 (02): : 1071 - 1078
  • [18] Skvortsov A. M., 1988, Polym.Sci. U.S.S.R, V30, P1706, DOI DOI 10.1016/0032-3950(88)90393-0
  • [19] THEORY OF STERIC STABILIZATION OF COLLOID DISPERSIONS BY GRAFTED POLYMERS
    ZHULINA, EB
    BORISOV, OV
    PRIAMITSYN, VA
    [J]. JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1990, 137 (02) : 495 - 511
  • [20] ZHULINA YB, 1984, VYSOKOMOL SOEDIN A+, V26, P794