Ultra-sensitive ctDNA mutation tracking to identify molecular residual disease and predict relapse in patients with early breast cancer.
Garcia-Murillas I, Cutts R, Abbott C, Boyle S, Pugh J, Chen R, Dunne K, Bunce C, Johnston S, Ring A, Russell S, Evans A, Skene A, Wheatley D, Smith I, Turner N. Ultra-sensitive ctDNA mutation tracking to identify molecular residual disease and predict relapse in patients with early breast cancer. Journal Of Clinical Oncology 2024, 42: 1010-1010. DOI: 10.1200/jco.2024.42.16_suppl.1010.Peer-Reviewed Original ResearchMolecular residual diseaseCirculating tumor DNAEarly breast cancerBreast cancer patientsFollow-upNeoadjuvant chemotherapyResidual diseaseClinical relapseCtDNA detectionClinical outcomesBreast cancerAssociated with relapse free survivalDetection of molecular residual diseaseCancer patientsCirculating tumor DNA levelsLevels of circulating tumor DNAHigh risk of relapseHigh riskCirculating tumor DNA detectionMedian lead-timeRelapse free survivalDe-escalation studiesBreast cancer relapseShortened overall survivalBaseline prior to treatmentUltra-sensitive ctDNA dynamics to capture therapy response in pembrolizumab-treated gastroesophageal cancer.
Nixon A, Navarro F, Zhou K, Abbott C, Howard L, Brady J, Liu Y, Jia J, Niedzwiecki D, Chen R, Strickler J, Boyle S, Uronis H. Ultra-sensitive ctDNA dynamics to capture therapy response in pembrolizumab-treated gastroesophageal cancer. Journal Of Clinical Oncology 2024, 42: 4025-4025. DOI: 10.1200/jco.2024.42.16_suppl.4025.Peer-Reviewed Original ResearchMetastatic esophagogastric cancerMolecular residual diseaseImmune checkpoint blockadeProgression-free survivalCtDNA dynamicsCtDNA levelsHigher hazard ratioOverall survivalDetection of molecular residual diseasePhase II study of pembrolizumabSingle-arm phase II studyWhole-genome sequencingSingle nucleotide variantsMolecular progressionResponse rateStudy of pembrolizumabBaseline prior to treatmentUnivariate Cox regression analysisCox regression analysisFFPE tumor samplesOverall response rateMedian lead timeImprove treatment decision-makingLong-term survivalLiquid biopsy platform
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