EVALUATION OF FINGERPRINTING METHODS FOR IDENTIFICATION OF HELICOBACTER-PYLORI STRAINS

被引:15
作者
CLAYTON, CL [1 ]
KLEANTHOUS, H [1 ]
DENT, JC [1 ]
MCNULTY, CAM [1 ]
TABAQCHALI, S [1 ]
机构
[1] GLOUCESTER ROYAL HOSP,PUBL HLTH LAB,GLOUCESTER,ENGLAND
基金
英国惠康基金;
关键词
D O I
10.1007/BF01984926
中图分类号
R51 [传染病];
学科分类号
100401 ;
摘要
Variation amongst strains of Helicobacter pylori was examined by S-35-methionine-labelled protein SDS-PAGE (Radio-PAGE), immunoblot and DNA fingerprinting techniques. These methods allowed discrimination amongst isolates and showed total correlation. Pig and baboon gastric Helicobacter pylori-like organisms were found to be very similar to Helicobacter pylori by both Radio-PAGE and immunoblotting, whereas a Helicobacter mustelae isolate was markedly different. The HindIII restriction endonuclease digest patterns of Helicobacter pylori DNA illustrated the considerable genomic variation of this organism. The Radio-PAGE and immunoblot typing methods both gave precise identification of Helicobacter pylori strains, but Radio-PAGE was found to give higher resolution and represents a standardised universally applicable fingerprinting method for Helicobacter pylori.
引用
收藏
页码:1040 / 1047
页数:8
相关论文
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