Restriction fragment length polymorphism of Helicobacter pylori using the urease gene probe

1991 ◽  
Vol 26 (6) ◽  
pp. 788-788 ◽  
Author(s):  
Y. Tonokatsu ◽  
T. Hayashi ◽  
T. Mizuta ◽  
I. Yamamoto ◽  
Y. Fukuda ◽  
...  
1998 ◽  
Vol 36 (12) ◽  
pp. 3710-3712 ◽  
Author(s):  
Robert J. Owen ◽  
Eleanor R. Slater ◽  
Jacqueline Xerry ◽  
Tansy M. Peters ◽  
E. Louise Teare ◽  
...  

Helicobacter pylori urease subunit genes in 383 isolates from 10 countries were investigated by PCR-restriction fragment length polymorphism (HaeIII) analysis. Eighty-two different ureAB profiles were documented by reference to known sequences. Variation among 51% of strains was accounted for by 10 predominant patterns, which provided a unique framework for categorizing isolates with geographically diverse origins.


1999 ◽  
Vol 37 (12) ◽  
pp. 4174-4176 ◽  
Author(s):  
Junko Suzuki ◽  
Hiroe Muraoka ◽  
Intetsu Kobayasi ◽  
Toshiro Fujita ◽  
Tetsuya Mine

PCR-restriction fragment length polymorphism electrophoretic patterns of amplified ureB and ureC ofHelicobacter pylori were compared between spouses after digestion with restriction endonucleases. Twenty of 21 couples, both members of which were positive for H. pylori, showedureB and ureC patterns that differed between spouses. We concluded that in Japan, interspousal transmission ofH. pylori occurs rarely.


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