COMPARATIVE STUDIES ON ISOLATED RAT HEPATOCYTES AND AS-30D HEPATOMA-CELLS WITH LEUCOCIDIN FROM PSEUDOMONAS-AERUGINOSA

被引:28
作者
FRIMMER, M
HOMANN, J
PETZINGER, E
RUFEGER, U
SCHARMANN, W
机构
[1] UNIV GIESSEN, INST PHARMAKOL & TOKIKOL, D-6300 GIESSEN, FED REP GER
[2] UNIV GIESSEN, INST BAKTERIOL & IMMUNOL, D-6300 GIESSEN, FED REP GER
关键词
D O I
10.1007/BF00509774
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
Leucocidin, 1 of the cytotoxic principles of P. aeruginosa, induces K loss and swelling in isolated hepatocytes and AS-30D ascites hepatoma cells in a dose and time dependent manner. Hepatoma cells are more sensitive than normal hepatocytes. As shown by scanning electron microscopy the volume increase of both types of cells is accompanied by disappearance of microvilli. In contrast to phalloidin poisoning, no protrusions were formed when the cells were exposed to leucocidin under isotonic conditions.
引用
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页码:63 / 69
页数:7
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