2024
Precision needle-punch tumor enrichment from paraffin blocks improves the detection of clinically actionable genomic alterations and biomarkers
Lin D, Huang R, Ladas I, Keller R, Patel N, Lakis S, Decker B, Janovitz T, Mata D, Ross J, Vergilio J, Elvin J, Herbst R, Mack P, Killian J. Precision needle-punch tumor enrichment from paraffin blocks improves the detection of clinically actionable genomic alterations and biomarkers. Frontiers In Oncology 2024, 14: 1328512. PMID: 38444675, PMCID: PMC10912171, DOI: 10.3389/fonc.2024.1328512.Peer-Reviewed Original ResearchTumor mutational burdenTumor purityTumor specimensNext-generation sequencingClinically actionable genomic alterationsMicrosatellite instabilityBiomarker statusTissue-conserving methodTissue blocksHigh tumor purityLow tumor purityComplex biomarkersSurgical pathology materialClinical samplesClinical trial enrollmentVariant allele frequencyResidual tumorMutational burdenTumor enrichmentTumor contentTumor cellsGenomic alterationsFormalin-fixedParaffin blocksDetect mutations
2020
Increased tumor purity and improved biomarker detection using precision needle punch enrichment of pathology specimen paraffin blocks: Method validation and implementation in a prospective clinical trial.
Killian J, Wright C, Chan L, Danziger N, Elvin J, Vergilio J, Lin D, Williams E, Ramkissoon S, Severson E, Hemmerich A, Duncan D, Edgerly C, Tse J, McGregor K, Schrock A, Alexander B, Ross J, Redman M, Herbst R. Increased tumor purity and improved biomarker detection using precision needle punch enrichment of pathology specimen paraffin blocks: Method validation and implementation in a prospective clinical trial. Journal Of Clinical Oncology 2020, 38: 3622-3622. DOI: 10.1200/jco.2020.38.15_suppl.3622.Peer-Reviewed Original ResearchProspective clinical trialsClinical trialsTumor purityTissue blocksClinical trial enrollmentHomologous recombination deficiency scoresValidation studyTrial enrollmentTrial armsHigh tumor purityPathology specimensShort variantDeficiency scoresParaffin blocksPatient matchingTumor cellsBiomarker resultsStatistical differenceComplex biomarkersPass/fail rateSequencing assaysTrialsGenomic lossScoresGroup