STRUCTURAL-PROPERTIES OF VESICLES PRODUCED FROM A NEW BIPOLAR LIPID

被引:13
作者
LONOSTRO, P [1 ]
BRIGANTI, G [1 ]
CHEN, SH [1 ]
机构
[1] UNIV FLORENCE,DIPARTMENTO CHIM,I-50121 FLORENCE,ITALY
基金
美国国家科学基金会;
关键词
D O I
10.1016/0021-9797(91)90048-D
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Symmetric vesicles are obtained from aqueous dispersions of a bipolar lipid, (R, S)-3,25,(26)-bis(β-d-glucopyranosylthio)-1,6,23,28-tetraoxacyclotet ratetracontan-2,5,24,27-tetrone (G44T), upon sonication and ultracentrifugation. Vesicles are produced also from mixed aqueous dispersions of G44T with diheptanoylphosphatidylcholine (DHPC). Scanning electron microscopy and dynamic light-scattering techniques give similar results for the vesicular diameter. The stability of these vesicles in time, temperature, and upon addition of DHPC is investigated. © 1991.
引用
收藏
页码:214 / 223
页数:10
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