2024
Circulating Tumor DNA Dynamics Fail to Predict Efficacy of Poly(ADP-ribose) Polymerase/VEGFR Inhibition in Patients With Heavily Pretreated Advanced Solid Tumors
Hu Y, Narayan A, Xu Y, Wolfe J, Vu D, Trinh T, Kantak C, Ivy S, Eder J, Deng Y, LoRusso P, Kim J, Patel A. Circulating Tumor DNA Dynamics Fail to Predict Efficacy of Poly(ADP-ribose) Polymerase/VEGFR Inhibition in Patients With Heavily Pretreated Advanced Solid Tumors. JCO Precision Oncology 2024, 8: e2300289. PMID: 38412387, PMCID: PMC10914240, DOI: 10.1200/po.23.00289.Peer-Reviewed Original ResearchConceptsCell-free circulating tumor DNANon-small-cell lung cancerSmall-cell lung cancerTriple-negative breast cancerPancreatic ductal adenocarcinomaAdvanced solid tumorsVariant allele fractionRadiographic responseOverall survivalCombination therapySolid tumorsCtDNA levelsLung cancerPretreated advanced solid tumorsDays of combination therapyMetastatic pancreatic ductal adenocarcinomaResponse to anticancer therapyAssociated with disease progressionProgression-free survivalPlasma samplesLead-inPoly(ADP-riboseInferior OSTumor DNASurvival outcomes
2022
Platelet-derived TLT-1 promotes tumor progression by suppressing CD8+ T cells
Tyagi T, Jain K, Yarovinsky TO, Chiorazzi M, Du J, Castro C, Griffin J, Korde A, Martin KA, Takyar SS, Flavell RA, Patel AA, Hwa J. Platelet-derived TLT-1 promotes tumor progression by suppressing CD8+ T cells. Journal Of Experimental Medicine 2022, 220: e20212218. PMID: 36305874, PMCID: PMC9814191, DOI: 10.1084/jem.20212218.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood PlateletsCarcinoma, Non-Small-Cell LungCD8-Positive T-LymphocytesLung NeoplasmsMiceReceptors, ImmunologicConceptsCD8 T cellsT cellsTLT-1Non-small cell lung cancer patientsCell lung cancer patientsTREM-like transcript-1Tumor immunosuppressive mechanismsT cell suppressionLung cancer patientsPatient T cellsNF-κB pathwayPatient-derived tumorsDistinct activation phenotypesNSCLC patientsImmunosuppressive mechanismsSyngeneic tumorsHumanized miceImmunoregulatory rolePrognostic significanceImmunocompetent miceCancer patientsCell suppressionActivation phenotypeReduced tumorTumor growth
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 Research
2018
Monitoring immunotherapy outcomes with circulating tumor DNA
Goldberg SB, Patel AA. Monitoring immunotherapy outcomes with circulating tumor DNA. Immunotherapy 2018, 10: 1023-1025. PMID: 30185140, DOI: 10.2217/imt-2018-0084.Peer-Reviewed Original ResearchEarly 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
2006
Estimation of the delivered patient dose in lung IMRT treatment based on deformable registration of 4D-CT data and Monte Carlo simulations
Flampouri S, Jiang SB, Sharp GC, Wolfgang J, Patel AA, Choi NC. Estimation of the delivered patient dose in lung IMRT treatment based on deformable registration of 4D-CT data and Monte Carlo simulations. Physics In Medicine And Biology 2006, 51: 2763-2779. PMID: 16723765, DOI: 10.1088/0031-9155/51/11/006.Peer-Reviewed Original ResearchConceptsHelical CTWhole breathing cycleFree-breathing CTBreathing phasesClinical outcomesRetrospective studyCT scanPrescribed dosePTV expansionCTV volumePatientsDoseEUD valuesIMRT plansGTVComposite dose distributionCTHealthy tissuePatient doseCT setsTumor motionBreathing cycleTreatment planning systemDosesIMRT treatment