نتایج جستجو برای: helicobacter pylori

تعداد نتایج: 24767  

2013
Homayon Zojaji Elnaz Ataei Somayeh Jahani Sherafat Mehdi Ghobakhlou Seyed Reza Fatemi

AIM To evaluate the possible long-term effects of Helicobacter pylori infection on Hemoglobin A1c and fasting blood sugar levels in patients with type 2 diabetes. BACKGROUND Helicobacter pylori causes the gastrointestinal tract inflammation, which it plays an important role in distortion of glucose and lipids absorption that altered lipid metabolism and energy harvesting and develops type 2 d...

Journal: :Medical hypotheses 2008
Wei Zhang Chengxiang Shan Ming Qiu Wei Tang

Wei Tang Department of Surgery, Graduate School of Medicine, University of Tokyo, Tokyo 113-8655, Japan In this short correspondence, the authors hypothesized Helicobacter pylori infection may promote the development of immune response and thus improve survival rates of patients who have received complete resection of their tumors [1]. The authors based their hypothesis on the fact that patient...

A. Alborzi A. Japoni B. Gramizadeh B. Oboodi B. Pourabbas M. Kalani M. Rasouli S. Farshad, S.A. Malekhosseini

Background: It has been reported that several species of Helicobacter colonize the biliary tract of animals and human, but their participation in hepatobiliary diseases are not established. This study is undertaken to determine if Helicobacter genus members, especially with regard to H. pylori, could be detected in the bile and gallbladder diseases. Methods: Thirty-eight gallbladder tissues and...

2014
Vasiliki Kyriazi

Background: Helicobacter pylori infects half of world’s population causing local tissue damage in gastric mucosa. The implication in a variety of extraintestinal disorders is less clear and the available studies often lead to conflicting results. Aim: This article will review the implication of Helicobacter pylori in the development of non-malignant haematological disorders in adults. Epidemiol...

2011
Mitsuru Moriya Akira Uehara Toshikatsu Okumura Mitsuaki Miyamoto Yutaka Kohgo

INTRODUCTION Helicobacter pylori infection is a major cause of gastric ulcers, and Helicobacter pylori eradication drastically reduces ulcer recurrence. It has been reported, however, that severe physical stress is closely associated with gastric ulceration even in Helicobacter pylori -negative patients. CASE PRESENTATION We report the cases of a 47-year-old Japanese man and a 69-year-old Jap...

2011
Moushira A. Mahmoud Loaa A. Tag Elden Mohamed M. Awad Henock A. Haile

BACKGROUND Hepatitis C virus (HCV) is considered the most common etiology of chronic liver disease in Egypt, which may progress to cirrhosis and hepatocellular carcinoma (HCC). Previous studies have documented an association between Helicobacter pylori (H. pylori) infection and liver cirrhosis with or without HCC. This study aimed to investigate the presence of H. pylori DNA in the liver tissue...

Journal: :Journal of clinical microbiology 2005
Kathleen Van den Bulck Annemie Decostere Margo Baele Ann Driessen Jean-Claude Debongnie Alain Burette Manfred Stolte Richard Ducatelle Freddy Haesebrouck

Tightly coiled bacteria are a rare cause of gastric pathology in humans and represent a mixture of species for which a zoonotic origin is suspected. Similar organisms are common inhabitants of the gastric mucosae of carnivores and pigs. It was the goal of the present study to determine the actual occurrence of each individual Helicobacter species in human, canine, and feline stomachs in order t...

Background and Aim: As one of the factors of gastric ulcers and cancer, Helicobacter pylori can live in the acidic environment of stomach for many years due to having urease enzyme. This enzyme requires Ni2+ and a group of auxiliary proteins such as ureE for its catalytic activity. Urease is not only a requisite factor to colonize the Helicobacter pylori but it is also pathogenic with diff...

Journal: :Memorias do Instituto Oswaldo Cruz 2003
P L Camargo A A Alfieri A P F R L Bracarense R Menoli S R Spinosa M K Hagiwara

Helicobacter pylori is the most common gastric bacteria of human beings. Animal-borne helicobacter have been associated with gastritis, ulceration, and gastric mucosa-associated lymphoid-tissue lymphoma in people. We attempted to identify the species of Helicobacter spp. that infect human beings in north Paran , Brazil. Samples of gastric mucosa from 38 dyspeptic patients were analyzed by optic...

Journal: :The Journal of infectious diseases 1998
J Torres Y Leal-Herrera G Perez-Perez A Gomez M Camorlinga-Ponce R Cedillo-Rivera R Tapia-Conyer O Muñoz

A nationwide community-based survey for Helicobacter pylori infection had not been done. This study sought to determine the seroprevalence of infection in Mexico, and the socioeconomic and demographic variables that are risk factors for infection. The survey assessed 11,605 sera from a sample population representing persons ages 1-90 years from all socioeconomic and demographic levels and from ...

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