cagA-positive Helicobacter pylori and risk for developing gastric carcinoma in Brazil.

Abstract:

:To evaluate a possible association between infection with cag A-positive strains and gastric carcinoma increased risk we studied 119 Helicobacter pylori-positive patients with gastric carcinoma and 119 matched controls. The presence of cag A gene was investigated by PCR in H. pylori isolates and in gastric biopsy specimens. A significant association was found between cag A-positive status and distal gastric carcinoma for both the intestinal and diffuse types of tumor for both males and females. On the other hand, no association was observed between cag A-positive status and proximal gastric carcinoma.

journal_name

Int J Cancer

authors

Queiroz DM,Mendes EN,Rocha GA,Oliveira AM,Oliveira CA,Magalhães PP,Moura SB,Cabral MM,Nogueira AM

doi

10.1002/(sici)1097-0215(19981005)78:2<135::aid-ijc

subject

Has Abstract

pub_date

1998-10-05 00:00:00

pages

135-9

issue

2

eissn

0020-7136

issn

1097-0215

pii

10.1002/(SICI)1097-0215(19981005)78:2<135::AID-IJC

journal_volume

78

pub_type

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