2022
Vonoprazan Triple and Dual Therapy for Helicobacter pylori Infection in the United States and Europe: Randomized Clinical Trial
Chey WD, Mégraud F, Laine L, López LJ, Hunt BJ, Howden CW. Vonoprazan Triple and Dual Therapy for Helicobacter pylori Infection in the United States and Europe: Randomized Clinical Trial. Gastroenterology 2022, 163: 608-619. PMID: 35679950, DOI: 10.1053/j.gastro.2022.05.055.Peer-Reviewed Original ResearchConceptsEradication rateHelicobacter pylori infectionTriple therapyDual therapyPylori infectionProton pump inhibitor-based triple therapyTreatment-emergent adverse eventsInhibitor-based triple therapyPotassium-competitive acid blockerEfficacy of vonoprazanH pylori eradicationPhase 3 trialOverall study populationAmoxicillin-resistant strainsClarithromycin-resistant strainsH pylori infectionTreatment-naïve adultsPylori eradicationAdverse eventsSecondary outcomesPrimary outcomeStandard treatmentClinical trialsStudy populationAcid blocker
2003
Bismuth-Based Quadruple Therapy Using a Single Capsule of Bismuth Biskalcitrate, Metronidazole, and Tetracycline Given With Omeprazole Versus Omeprazole, Amoxicillin, and Clarithromycin for Eradication of Helicobacter pylori in Duodenal Ulcer Patients: A Prospective, Randomized, Multicenter, North American Trial
Laine L, Hunt R, El-Zimaity H, Nguyen B, Osato M, Spénard J. Bismuth-Based Quadruple Therapy Using a Single Capsule of Bismuth Biskalcitrate, Metronidazole, and Tetracycline Given With Omeprazole Versus Omeprazole, Amoxicillin, and Clarithromycin for Eradication of Helicobacter pylori in Duodenal Ulcer Patients: A Prospective, Randomized, Multicenter, North American Trial. The American Journal Of Gastroenterology 2003, 98: ajg2003137. PMID: 12650788, DOI: 10.1111/j.1572-0241.2003.t01-1-07288.x.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, OralAdultAgedAmoxicillinAnti-Bacterial AgentsAnti-Ulcer AgentsCapsulesDrug Administration ScheduleDrug CombinationsDrug Therapy, CombinationDuodenal UlcerFemaleHelicobacter InfectionsHelicobacter pyloriHumansMaleMetronidazoleMiddle AgedNorth AmericaOmeprazoleOrganometallic CompoundsTetracyclineTreatment OutcomeConceptsUrea breath testQuadruple therapyDuodenal ulcerBreath testNegative urea breath testTreat eradication ratesH. pylori eradicationActive duodenal ulcerDuodenal ulcer patientsNorth American trialsClarithromycin-resistant strainsActive-controlled trialHelicobacter pylori infectionTreatment of patientsMetronidazole-resistant strainsCapsules q.OAC patientsOAC regimenEradication ratePylori eradicationTriple therapyAdverse eventsUlcer patientsPylori infectionMetronidazole resistanceIs it time for quadruple therapy to be first line?
Laine L. Is it time for quadruple therapy to be first line? 2003, 347-351. DOI: 10.1007/978-94-017-1763-2_36.ChaptersProton pump inhibitorsTriple therapyEradication ratePylori infectionCombination of PPIBismuth-based triple therapyPooled eradication ratesH. pylori infectionHelicobacter pylori infectionQuadruple therapyEarly therapyCurrent therapiesPump inhibitorsSeparate medicationsTherapyFirst lineInfectionStudies2–4Medications
2001
Therapy for Helicobacter pylori in patients with nonulcer dyspepsia. A meta-analysis of randomized, controlled trials.
Laine L, Schoenfeld P, Fennerty M. Therapy for Helicobacter pylori in patients with nonulcer dyspepsia. A meta-analysis of randomized, controlled trials. Annals Of Internal Medicine 2001, 134: 361-9. PMID: 11242496, DOI: 10.7326/0003-4819-134-5-200103060-00008.Peer-Reviewed Original ResearchConceptsH. pylori eradication therapyNonulcer dyspepsiaPylori eradication therapyEradication therapyControl therapyOdds ratioH. pyloriHelicobacter pyloriDefinition of dyspepsiaDuplicate data extractionEnd of therapyH. pylori infectionAnalysis of trialsPylori infectionCombination therapyMethodologic qualityTreatment successDyspepsiaPersistent infectionReference listsTherapyPatientsStudy designPrimary investigatorPylori
2000
Endoscopic biopsy requirements for post-treatment diagnosis of Helicobacter pylori
Laine L, Sugg J, Suchower L, Neil G. Endoscopic biopsy requirements for post-treatment diagnosis of Helicobacter pylori. Gastrointestinal Endoscopy 2000, 51: 664-669. PMID: 10840297, DOI: 10.1067/mge.2000.105776.Peer-Reviewed Original ResearchConceptsTriple therapyH pylori infectionBody biopsyAntral biopsiesHistologic examinationPylori infectionBiopsy testsDiagnostic yieldProton pump inhibitor-based triple therapyMulticenter double-blind trialInhibitor-based triple therapyDouble-blind trialPost-treatment sensitivityTriple therapy groupDual antibiotic therapyH pylori statusRapid urease testEndoscopic biopsy testsPost-treatment diagnosisHelicobacter pylori diagnosisPretreatment sensitivityEradication therapyUntreated patientsAntibiotic therapyDual therapyHow to explain outcome differences in dyspepsia studies
Fennerty M, Laine L. How to explain outcome differences in dyspepsia studies. 2000, 421-425. DOI: 10.1007/978-94-011-3927-4_44.ChaptersNon-ulcer dyspepsiaPylori infectionAdequate observation periodPlacebo-controlled trialPeptic ulcer diseaseCause of symptomsH. pylori infectionHelicobacter pylori infectionClinical treatment trialsMajor aetiological factorUlcer diseaseTreatment trialsUpper abdomenAetiological factorsEarly trial resultsStudy populationOutcome differencesEpidemiological studiesH. pyloriDyspepsiaDiscordant resultsTrial resultsObservation periodSerious methodological deficienciesTrials
1999
Fingerstick Helicobacter pylori antibody test: better than laboratory serological testing?
Faigel D, Vartan G, Knigge K, Laine L, Fennerty M, Margaret N, Marquis S. Fingerstick Helicobacter pylori antibody test: better than laboratory serological testing? The American Journal Of Gastroenterology 1999, 94: ajg1999810. PMID: 10606304, DOI: 10.1111/j.1572-0241.1999.01510.x.Peer-Reviewed Original ResearchReview article: nonsteroidal anti‐inflammatory drug‐associated gastrointestinal complications—guidelines for prevention and treatment
Schoenfeld, Kimmey, Scheiman, Bjorkman, Laine. Review article: nonsteroidal anti‐inflammatory drug‐associated gastrointestinal complications—guidelines for prevention and treatment. Alimentary Pharmacology & Therapeutics 1999, 13: 1273-1285. PMID: 10540041, DOI: 10.1046/j.1365-2036.1999.00617.x.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsGastrointestinal complicationsPylori infectionSerious gastrointestinal complicationsH. pylori infectionHelicobacter pylori infectionProton pump inhibitorsLowest possible dosagePotential of treatmentNSAID therapyNSAID useAnalgesic therapyCorticosteroid useGastrointestinal bleedingUlcer diseaseAntisecretory agentsPump inhibitorsChronic ingestionPain relieversNSAIDsComplicationsPatientsExact associationPossible dosageRoutine testingPast historyOnce-daily therapy for H. pylori infection: a randomized comparison of four regimens
Laine L, Estrada R, Trujillo M, Cheybani K, Yeramian P, Smith S, Neil G. Once-daily therapy for H. pylori infection: a randomized comparison of four regimens. The American Journal Of Gastroenterology 1999, 94: 962. PMID: 10201465, DOI: 10.1111/j.1572-0241.1999.995_r.x.Peer-Reviewed Original ResearchConceptsH. pylori infectionEradication ratePylori infectionExtended-release formulationDaily therapyBreath testDaily triple therapyHigh-dose omeprazoleTreat eradication ratesCompletion of therapyHelicobacter pylori infectionRepeat breath testStudy medicationTriple therapyEndoscopic biopsyRandomized comparisonLack of complianceTherapyPilot studyInfectionFurther studiesClarithromycinOmamDaysSubjects
1998
Evaluation of the FlexSure HP whole blood antibody test for diagnosis of Helicobacter pylori infection
Sadowski D, Cohen H, Laine L, Greenberg P, Goldstein J, Mihalov M, Cutler A. Evaluation of the FlexSure HP whole blood antibody test for diagnosis of Helicobacter pylori infection. The American Journal Of Gastroenterology 1998, 93: ajg1998490. PMID: 9820383, DOI: 10.1111/j.1572-0241.1998.00604.x.Peer-Reviewed Original ResearchConceptsHelicobacter pylori infectionRapid urease testPylori infectionWhole blood testH. pyloriWhole bloodBlood testsUrease testPositive rapid urease testBlood antibody testH. pylori infectionProton pump inhibitorsH. pylori diagnosisDetection of antibodiesUpper endoscopyStudy enrollmentPump inhibitorsGastric biopsiesIgG antibodiesSerum testAntibody testOffice testsAntral tissueBacterial infectionsPatientsEffect of proton-pump inhibitor therapy on diagnostic testing for Helicobacter pylori.
Laine L, Estrada R, Trujillo M, Knigge K, Fennerty MB. Effect of proton-pump inhibitor therapy on diagnostic testing for Helicobacter pylori. Annals Of Internal Medicine 1998, 129: 547-50. PMID: 9758575, DOI: 10.7326/0003-4819-129-7-199810010-00007.Peer-Reviewed Original ResearchConceptsUrea breath testProton pump inhibitor therapyBreath test resultsProton pump inhibitorsBreath testInhibitor therapyH. pyloriDiagnostic testingCompletion of therapyProportion of patientsNegative breath test resultH. pylori infectionUrea breath test resultsLansoprazole therapyFalse-negative resultsGastroenterology clinicPylori infectionPatientsHelicobacter pyloriTherapyDuration of conversionPyloriPositive resultsLansoprazoleDaysAn office-based whole blood test is preferable to a laboratory quantitative serology test in the determination of Helicobacter pylori infection documented by endoscopic biopsy
Knigge K, Fennerty M, Faigel D, Magaret N, Marquis S, Vartan G, Laine L. An office-based whole blood test is preferable to a laboratory quantitative serology test in the determination of Helicobacter pylori infection documented by endoscopic biopsy. Gastroenterology 1998, 114: a180. DOI: 10.1016/s0016-5085(98)80731-2.Peer-Reviewed Original Research
1996
Medical Treatment of Peptic Ulcer Disease: Practice Guidelines
Soll A, Achord J, Bozymski G, Brooks S, Lanza F, Lyon D, Meyer G, Reinus J, Schuster M, Achord J, Ofman J, Glassman P, Laine L, Tytgat G, Walsh J, Graham D, Peterson W. Medical Treatment of Peptic Ulcer Disease: Practice Guidelines. JAMA 1996, 275: 622-629. DOI: 10.1001/jama.1996.03530320046033.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsNonsteroidal antiinflammatory drugsRefractory ulcersUlcer patientsPeptic ulcerSuccessful H pylori eradicationConventional maintenance therapyConventional ulcer therapyH pylori eradicationPractice Parameters CommitteeUse of aspirinPeptic ulcer diseaseH pylori infectionAmerican Gastroenterological AssociationMaintenance therapyNSAID usePylori eradicationAntibiotic regimenSymptom reliefAntibiotic therapyUlcer diseaseRecurrence rateUlcer therapyConventional therapyPylori infectionDisease management approachThe influence of size or number of biopsies on rapid urease test results: a prospective evaluation
Laine L, Chun D, Stein C, El-Beblawi I, Sharma V, Chandrasoma P. The influence of size or number of biopsies on rapid urease test results: a prospective evaluation. Gastrointestinal Endoscopy 1996, 43: 49-53. PMID: 8903818, DOI: 10.1016/s0016-5107(96)70260-2.Peer-Reviewed Original ResearchConceptsRegular biopsiesPositive testJumbo biopsyForceps biopsyAmount of tissueRapid urease test resultsHelicobacter pylori infectionNumber of biopsiesRapid urease testingUrease test resultsValuable diagnostic toolEndoscopic biopsyProspective evaluationPylori infectionUrease testingDiagnostic yieldHistologic examinationUrease testBiopsyRapid ureasePatientsFalse negative rateDiagnostic testsInterobserver agreementMean time
1995
Interaction of NSAIDs and Helicobacter pylori on gastrointestinal injury and prostaglandin production: a controlled double‐blind trial
LAINE L, COMINELLI F, SLOANE R, CASINI‐RAGGI V, MARIN‐SORENSEN M, WEINSTEIN WM. Interaction of NSAIDs and Helicobacter pylori on gastrointestinal injury and prostaglandin production: a controlled double‐blind trial. Alimentary Pharmacology & Therapeutics 1995, 9: 127-135. PMID: 7605852, DOI: 10.1111/j.1365-2036.1995.tb00361.x.Peer-Reviewed Original ResearchConceptsNonsteroidal anti-inflammatory drugsH. pylori infectionNSAID ingestionProstaglandin E2 productionHistological injuryWeek 1H. pyloriGastroduodenal injuryPylori infectionNegative subjectsE2 productionWeek 4Prostaglandin productionH. pylori-associated gastritisDouble-blind trialNormal baseline endoscopyAnti-inflammatory drugsBaseline endoscopyChemical gastritisGastroduodenal damagePlacebo b.Gastrointestinal injuryNSAID useGastric histologyNSAID group
1993
HELICOBACTER PYLORI, GASTRIC ULCER, AND AGENTS NOXIOUS TO THE GASTRIC MUCOSA
Laine L. HELICOBACTER PYLORI, GASTRIC ULCER, AND AGENTS NOXIOUS TO THE GASTRIC MUCOSA. Gastroenterology Clinics Of North America 1993, 22: 117-125. PMID: 8449561, DOI: 10.1016/s0889-8553(21)00267-3.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsH. pylori prevalenceGastric ulcerHistologic gastritisH. pyloriGastric injuryPylori prevalenceDuodenal ulcerGastric mucosaNoxious agentsInflammatory cell infiltrateH. pylori infectionNSAID usersCell infiltratePylori infectionDuodenal contentsNSAIDsUlcersGross injuryGastritisPatientsHelicobacter pyloriPyloriInjuryMucosaPrevalence