CHARACTERISTICS OF NONPATHOGENIC STRAINS OF LISTERIA-MONOCYTOGENES

被引:9
作者
FARBER, JM [1 ]
SPEIRS, JI [1 ]
PONTEFRACT, R [1 ]
CONNER, DE [1 ]
机构
[1] AUBURN UNIV,COLL AGR,DEPT POULTRY SCI,AUBURN,AL 36849
关键词
LISTERIA-MONOCYTOGENES; NONPATHOGENIC; ATTACHMENT; MOTILITY; HEMOLYSIS;
D O I
10.1139/m91-109
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
Five strains of nonpathogenic Listeria monocytogenes were characterized for (i) hemolysin production, (ii) cytolysis of Chinese hamster ovary (CHO) cells, and (iii) ability to attach and enter intestine 407 cells. Four of the five strains produced variable hemolysis and were weakly cytolytic for Chinese hamster ovary cells, whereas the other isolate was consistently hemolytic and strongly cytolytic for CHO cells. None of the strains was able to penetrate intestine 407 cells. In addition, two of the five strains were found to be nonmotile.
引用
收藏
页码:647 / 650
页数:4
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