2025
Associations between colonization with Helicobacter pylori and risk of gastrointestinal tract cancers: An umbrella review of meta‐analyses
Prudente T, Mezaiko E, Oliva H, Yamamoto‐Silva F, de Freitas Silva B, Oliva I, Risch H. Associations between colonization with Helicobacter pylori and risk of gastrointestinal tract cancers: An umbrella review of meta‐analyses. European Journal Of Clinical Investigation 2025, 55: e14394. PMID: 39878420, DOI: 10.1111/eci.14394.Peer-Reviewed Original ResearchMeta-analysesUmbrella reviewUmbrella review of meta-analysesMeta-analyses of observational studiesHelicobacter pylori colonizationHigher quality primary studiesReview of meta-analysesCochrane Library of Systematic ReviewsAMSTAR 2 toolQuality primary studiesPrimary study overlapAssociated with EACPylori colonizationBiliary tractAssociated with biliary tractGastric cancerOesophageal squamous cell carcinomaSquamous cell carcinomaHelicobacter pyloriGI tract cancersGastrointestinal tract cancerPrimary studiesSystematic reviewCochrane LibraryObservational study
2014
Helicobacter pylori Seropositivities and Risk of Pancreatic Carcinoma
Risch HA, Lu L, Kidd MS, Wang J, Zhang W, Ni Q, Gao YT, Yu H. Helicobacter pylori Seropositivities and Risk of Pancreatic Carcinoma. Cancer Epidemiology Biomarkers & Prevention 2014, 23: 172-178. PMID: 24234587, PMCID: PMC3947155, DOI: 10.1158/1055-9965.epi-13-0447.Peer-Reviewed Original ResearchConceptsCagA-positive strainsPancreatic cancerPancreatic carcinomaCagA seropositivityPylori seropositivityPylori colonizationGastric acidityH. pyloriLarge population-based case-control studyPopulation-based case-control studyPancreas cancer riskParticular cancer siteVirulence protein CagAHelicobacter pylori seropositivityH. pylori seropositivityBody mass indexH. pylori colonizationCase-control studyHelicobacter pylori colonizationH. pylori CagAStrain typesPathophysiologic actionsVenipuncture specimensAntibody seropositivityCase patients
2011
Pancreatic cancer: Helicobacter pylori colonization, N‐Nitrosamine exposures, and ABO blood group
Risch HA. Pancreatic cancer: Helicobacter pylori colonization, N‐Nitrosamine exposures, and ABO blood group. Molecular Carcinogenesis 2011, 51: 109-118. PMID: 22162235, DOI: 10.1002/mc.20826.Peer-Reviewed Original ResearchConceptsN-nitrosamine exposurePancreatic cancerPylori colonizationH. pyloriPancreatic secretory functionH. pylori colonizationHost inflammatory responseHelicobacter pylori colonizationHost-organism interactionsABO blood groupH. pylori bindsPancreatic carcinogenicityRecent genome-wide association studiesCigarette smokingGastric ulcerRisk factorsDietary intakeInflammatory responsePancreatic adenocarcinomaGastric cancerPhysiologic actionsAnimal modelsGastrointestinal epitheliumGastric colonizationHelicobacter pylori
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