2021
Selective multiplexed enrichment for the detection and quantitation of low-fraction DNA variants via low-depth sequencing
Song P, Chen SX, Yan YH, Pinto A, Cheng LY, Dai P, Patel AA, Zhang DY. Selective multiplexed enrichment for the detection and quantitation of low-fraction DNA variants via low-depth sequencing. Nature Biomedical Engineering 2021, 5: 690-701. PMID: 33941896, PMCID: PMC9631981, DOI: 10.1038/s41551-021-00713-0.Peer-Reviewed Original ResearchTumor DNA Mutations From Intraparenchymal Brain Metastases Are Detectable in CSF
Cheok SK, Narayan A, Arnal-Estape A, Gettinger S, Goldberg SB, Kluger HM, Nguyen D, Patel A, Chiang V. Tumor DNA Mutations From Intraparenchymal Brain Metastases Are Detectable in CSF. JCO Precision Oncology 2021, 5: 163-172. PMID: 34250381, PMCID: PMC8232069, DOI: 10.1200/po.20.00292.Peer-Reviewed Original ResearchConceptsIntraparenchymal brain metastasesBrain metastasesCell-free DNAExtracranial tumorsBrain metastasis tissuesProgressive brain metastasesThird of patientsNormal pressure hydrocephalusTumor DNA mutationsPrimary cancer typeAnalysis of CSFSamples of CSFLeptomeningeal diseaseEffective surrogate markerBrain biopsyPressure hydrocephalusLumbar punctureSurrogate markerCancer-associated genesMetastasis tissuesPatientsMetastasisDiscordant responsesRenal cellsGenomic profiling
2018
Oligosaccharyltransferase Inhibition Overcomes Therapeutic Resistance to EGFR Tyrosine Kinase Inhibitors
Lopez Sambrooks C, Baro M, Quijano A, Narayan A, Cui W, Greninger P, Egan R, Patel A, Benes CH, Saltzman WM, Contessa JN. Oligosaccharyltransferase Inhibition Overcomes Therapeutic Resistance to EGFR Tyrosine Kinase Inhibitors. Cancer Research 2018, 78: canres.0505.2018. PMID: 30026325, PMCID: PMC6125176, DOI: 10.1158/0008-5472.can-18-0505.Peer-Reviewed Original ResearchConceptsMutant NSCLCMutant non-small cell lung cancerNon-small cell lung cancerSignificant tumor growth delayEGFR-TKI treatmentCell lung cancerTyrosine kinase inhibitor resistanceEGFR tyrosine kinase inhibitor resistanceLung cancer cell linesNGI-1Tumor growth delayEffective therapeutic targetCell linesKinase inhibitor resistanceTumor cell viabilityH1975 xenograftsCancer cell linesTKI treatmentComplex transmembrane proteinsEGFR-TKILung cancerTumor responseCell cycle arrestPreclinical modelsTherapeutic strategiesEarly Assessment of Lung Cancer Immunotherapy Response via Circulating Tumor DNA
Goldberg SB, Narayan A, Kole AJ, Decker RH, Teysir J, Carriero NJ, Lee A, Nemati R, Nath SK, Mane SM, Deng Y, Sukumar N, Zelterman D, Boffa DJ, Politi K, Gettinger S, Wilson LD, Herbst RS, Patel AA. Early Assessment of Lung Cancer Immunotherapy Response via Circulating Tumor DNA. Clinical Cancer Research 2018, 24: 1872-1880. PMID: 29330207, PMCID: PMC5899677, DOI: 10.1158/1078-0432.ccr-17-1341.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerImmune checkpoint inhibitorsCtDNA responseCheckpoint inhibitorsCtDNA levelsMetastatic non-small cell lung cancerImmune checkpoint inhibitor therapySuperior progression-free survivalRadiographic tumor sizeCheckpoint inhibitor therapyProgression-free survivalSuperior overall survivalTumor DNA levelsCell lung cancerAllele fractionClin Cancer ResMultigene next-generation sequencingMutant allele fractionTumor cell deathInhibitor therapyOverall survivalRadiographic responseImmunotherapy efficacyImmunotherapy responseMedian time
2012
Ultrasensitive Measurement of Hotspot Mutations in Tumor DNA in Blood Using Error-Suppressed Multiplexed Deep Sequencing
Narayan A, Carriero NJ, Gettinger SN, Kluytenaar J, Kozak KR, Yock TI, Muscato NE, Ugarelli P, Decker RH, Patel AA. Ultrasensitive Measurement of Hotspot Mutations in Tumor DNA in Blood Using Error-Suppressed Multiplexed Deep Sequencing. Cancer Research 2012, 72: 3492-3498. PMID: 22581825, PMCID: PMC3426449, DOI: 10.1158/0008-5472.can-11-4037.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerTumor DNATumor DNA levelsCell lung cancerCell-free tumor DNATreatment-associated changesDNA levelsTumor-specific mutationsPractical diagnostic testLung cancerPractical clinical implementationPatient samplesDiagnostic testsHotspot mutationsClinical implementationNext-generation sequencingBloodCancer biomarkersSuccessful useNormal DNAMutationsPatientsDeep sequencing