Comparison of Genotyping of Helicobacter pylori cagA and vacA Virulence Genes from Gastric Biopsies and Stool Specimens
LA Sicinschi, P Correa, BG Schneider - Helicobacter, 2003 - Wiley Online Library
Background. We compared results of genotyping of Helicobacter pylori cagA and vacA
virulence genes in DNA from gastric biopsies, both paraffin‐embedded and frozen, and from …
virulence genes in DNA from gastric biopsies, both paraffin‐embedded and frozen, and from …
[HTML][HTML] Effect of treatment failure on the CagA EPIYA motif in Helicobacter pylori strains from Colombian subjects
JA Bustamante-Rengifo, AJ Matta… - World Journal of …, 2017 - ncbi.nlm.nih.gov
AIM To evaluate effect of treatment failure on cagA and vacA genotypes in Helicobacter
pylori (H. pylori) isolates from Colombia. METHODS One hundred and seventy-six …
pylori (H. pylori) isolates from Colombia. METHODS One hundred and seventy-six …
Characterization of helicobacter pylori genotypes from Iranian patients with gastric clinical diseases: predominance of vacA s1a and cagA EPIYA-ABC genotypes
Objectives Helicobacter pylori is a causative agent of peptic ulcers and associated with
gastric cancer. The major virulence factors of this organism are vacA and cagA genes. The …
gastric cancer. The major virulence factors of this organism are vacA and cagA genes. The …
[HTML][HTML] Pathogenicity island cag, vacA and IS605 genotypes in Mexican strains of Helicobacter pylori associated with peptic ulcers
F Antonio-Rincón, Y López-Vidal… - Annals of Clinical …, 2011 - Springer
Background Helicobacter pylori is associated with chronic gastritis, peptic ulcers, and gastric
cancer. Two major virulence factors of H. pylori have been described: the pathogenicity …
cancer. Two major virulence factors of H. pylori have been described: the pathogenicity …
[HTML][HTML] vacA s1m1 genotype and cagA EPIYA-ABC pattern are predominant among Helicobacter pylori strains isolated from Mexican patients with chronic gastritis
J Atrisco-Morales… - Journal of Medical …, 2018 - microbiologyresearch.org
Purpose. Virulent genotypes of Helicobacter pylori vacA s1m1/cagA+/babA2+ have been
associated with severe gastric diseases. VacA, CagA and BabA are polymorphic proteins …
associated with severe gastric diseases. VacA, CagA and BabA are polymorphic proteins …
[HTML][HTML] Frequency of vacA, cagA and babA2 virulence markers in Helicobacter pylori strains isolated from Mexican patients with chronic gastritis
GL Paniagua, E Monroy, R Rodríguez, S Arroniz… - Annals of clinical …, 2009 - Springer
Background Helicobacter pylori has been strongly associated with chronic gastritis, peptic
and duodenal ulcers, and it is a risk factor for gastric cancer. Three major virulence factors of …
and duodenal ulcers, and it is a risk factor for gastric cancer. Three major virulence factors of …
[HTML][HTML] Molecular characterization and susceptibility testing of Helicobacter pylori strains isolated in western Argentina
AE Vega, TI Cortiñas, ON Puig, HJ Silva - International Journal of Infectious …, 2010 - Elsevier
OBJECTIVE: To characterize Helicobacter pylori isolates from western Argentina using
virulence markers and antimicrobial susceptibility patterns in order to assess the association …
virulence markers and antimicrobial susceptibility patterns in order to assess the association …
Helicobacter pylori genotypes may determine gastric histopathology
C Nogueira, C Figueiredo, F Carneiro… - The American journal of …, 2001 - Elsevier
The outcome of Helicobacter pylori infection has been associated with specific virulence-
associated bacterial genotypes. The present study aimed to investigate the gastric …
associated bacterial genotypes. The present study aimed to investigate the gastric …
[HTML][HTML] Correlation between virulence markers of Helicobacter pylori in the oral cavity and gastric biopsies
ABSTRACT BACKGROUND: The clinical outcome of Helicobacter pylori infection has been
associated with virulence factors. The presence of these factors is useful as molecular …
associated with virulence factors. The presence of these factors is useful as molecular …
Direct Determination ofHelicobacter Pylori VacaGenotypes andCagaGene in Gastric Biopsies and Relationship To Gastrointestinal Diseases
J Rudi, A Rudy, M Maiwald, D Kuck… - Official journal of the …, 1999 - journals.lww.com
OBJECTIVE: Our aim was to detect Helicobacter pylori (H. pylori) from gastric biopsies of
248 patients using a novel, polymerase chain reaction (PCR)-based methodology, which …
248 patients using a novel, polymerase chain reaction (PCR)-based methodology, which …