PURIFICATION AND CHARACTERIZATION OF A LIPOSOMAL-FORMING TETRAETHER LIPID FRACTION

被引:70
作者
LO, SL
CHANG, EL
机构
[1] USN,RES LAB,BIOMOLEC ENGN BRANCH,CODE 6190,WASHINGTON,DC 20375
[2] GEOCTR,NEWTON UPPER FALLS,MA 02164
关键词
D O I
10.1016/0006-291X(90)91756-I
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
Polar lipid E, PLE, a native tetraether lipid mixture from Sulfolobus acidocaldarius is shown to spontaneously form multilamellar liposomes in aqueous media. PLE lipids were isolated as a single fraction from the crude lipid extract of S. acidocaldarius on a reverse-phase column followed by TLC and methanol precipitation. The methanol-precipitated mixture was able to form liposomes, whereas the non-precipitated material did not. It has thus been demonstrated, for the first time, that tetraether lipids from S. acidocaldarius can form liposomes, per se, in aqueous media. © 1990.
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页码:238 / 243
页数:6
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