2022
Experimental VX2 Rabbit Liver Tumor Model in Carbon Tetrachloride–Induced Cirrhosis of the Liver
Santana J, Shewarega A, Nam D, Kahl V, Madoff D, Zhang X, Chapiro J. Experimental VX2 Rabbit Liver Tumor Model in Carbon Tetrachloride–Induced Cirrhosis of the Liver. Journal Of Vascular And Interventional Radiology 2022, 34: 404-408.e1. PMID: 36473611, PMCID: PMC11037556, DOI: 10.1016/j.jvir.2022.11.026.Peer-Reviewed Original ResearchConceptsLiver cirrhosisMale New Zealand white rabbitsRabbit liver tumor modelCirrhotic liver backgroundReproducible tumor growthVX2 liver cancerLeft hepatic lobeNew Zealand white rabbitsDuration of treatmentLiver tumor modelCross-sectional imagingVX2 rabbit liver tumor modelZealand white rabbitsHepatic lobeHistopathological evaluationMajor underlying factorHepatic tumorsIntragastric administrationHepatocellular carcinomaLiver tumorsLiver cancerCirrhosisUnmet needTumor growthVX2 tumors
2021
Lipiodol Deposition and Washout in Primary and Metastatic Liver Tumors After Chemoembolization
Nezami N, VAN Breugel JMM, Konstantinidis M, Chapiro J, Savic LJ, Miszczuk MA, Rexha I, Lin M, Hong K, Georgiades C. Lipiodol Deposition and Washout in Primary and Metastatic Liver Tumors After Chemoembolization. In Vivo 2021, 35: 3261-3270. PMID: 34697157, PMCID: PMC8627740, DOI: 10.21873/invivo.12621.Peer-Reviewed Original ResearchConceptsConventional trans-arterial chemoembolizationTrans-arterial chemoembolizationNeuroendocrine tumorsColorectal carcinomaIntrahepatic cholangiocarcinomaLipiodol depositionWashout rateContrast-enhanced magnetic resonanceMetastatic liver tumorsColorectal carcinoma tumorsLiver metastasesHepatic metastasesTumor responseTarget lesionsRetrospective analysisLiver tumorsSmall tumorsChemoembolizationCarcinoma tumorsTumorsExponential washoutCarcinomaTomography imagingWashoutCholangiocarcinoma
2020
Idarubicin-Loaded ONCOZENE Drug-Eluting Bead Chemoembolization in a Rabbit Liver Tumor Model: Investigating Safety, Therapeutic Efficacy, and Effects on Tumor Microenvironment
Borde T, Gaupp F, Geschwind JF, Savic LJ, Miszczuk M, Rexha I, Adam L, Walsh JJ, Huber S, Duncan JS, Peters DC, Sinusas A, Schlachter T, Gebauer B, Hyder F, Coman D, van Breugel JMM, Chapiro J. Idarubicin-Loaded ONCOZENE Drug-Eluting Bead Chemoembolization in a Rabbit Liver Tumor Model: Investigating Safety, Therapeutic Efficacy, and Effects on Tumor Microenvironment. Journal Of Vascular And Interventional Radiology 2020, 31: 1706-1716.e1. PMID: 32684417, PMCID: PMC7541537, DOI: 10.1016/j.jvir.2020.04.010.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibiotics, AntineoplasticBiosensing TechniquesCell Line, TumorCell ProliferationChemoembolization, TherapeuticDiffusion Magnetic Resonance ImagingHydrogen-Ion ConcentrationIdarubicinLiver Neoplasms, ExperimentalMaleMicrospheresMultidetector Computed TomographyParticle SizeRabbitsTumor MicroenvironmentConceptsMultiparametric magnetic resonanceRabbit liver tumor modelDiffusion-weighted imagingLiver tumor modelDEE chemoembolizationDrug-eluting embolic transarterial chemoembolizationTumor microenvironmentTumor modelMale New Zealand white rabbitsTumor acidosisNew Zealand white rabbitsVX2 liver tumorsZealand white rabbitsLaboratory parametersTransarterial chemoembolizationBead chemoembolizationMultiparametric MRDCE MR imagingLiver enzymesPostprocedural increaseIntratumoral hypoxiaLiver tumorsEntire lesionTherapeutic mechanismChemoembolizationMolecular Imaging of Extracellular Tumor pH to Reveal Effects of Locoregional Therapy on Liver Cancer Microenvironment
Savic LJ, Schobert I, Peters D, Walsh JJ, Laage-Gaupp F, Hamm CA, Tritz N, Doemel LA, Lin M, Sinusas A, Schlachter T, Duncan JS, Hyder F, Coman D, Chapiro J. Molecular Imaging of Extracellular Tumor pH to Reveal Effects of Locoregional Therapy on Liver Cancer Microenvironment. Clinical Cancer Research 2020, 26: 428-438. PMID: 31582517, PMCID: PMC7244230, DOI: 10.1158/1078-0432.ccr-19-1702.Peer-Reviewed Original ResearchConceptsMR spectroscopic imagingLocoregional therapyLiver cancer microenvironmentConventional transarterial chemoembolizationNew Zealand white rabbitsTumor pHMost liver tumorsZealand white rabbitsMolecular imaging paradigmsPositive therapeutic outcomesTumor residualsTransarterial chemoembolizationTumor devascularizationHistopathologic markersViable tumorSurrogate biomarkerLiver tumorsLiver cancerTumor enhancementLiver parenchymaMetabolic markersMultiparametric MRITherapeutic outcomesHIF-1αVX2 tumors
2019
Fluorodeoxyglucose PET for Monitoring Response to Embolotherapy (Transarterial Chemoembolization) in Primary and Metastatic Liver Tumors
Schobert I, Chapiro J, Pucar D, Saperstein L, Savic LJ. Fluorodeoxyglucose PET for Monitoring Response to Embolotherapy (Transarterial Chemoembolization) in Primary and Metastatic Liver Tumors. PET Clinics 2019, 14: 437-445. PMID: 31472741, DOI: 10.1016/j.cpet.2019.06.008.Peer-Reviewed Original ResearchMeSH KeywordsAgedCarcinoma, HepatocellularChemoembolization, TherapeuticFemaleFluorodeoxyglucose F18HumansInfusions, Intra-ArterialLiver NeoplasmsMagnetic Resonance ImagingMaleMiddle AgedMonitoring, PhysiologicMultimodal ImagingNeoplasm MetastasisPositron-Emission TomographyRadiopharmaceuticalsSensitivity and SpecificitySurvival AnalysisTomography, X-Ray ComputedTreatment OutcomeTumor MicroenvironmentConceptsTransarterial chemoembolizationLiver tumorsFluorine-18 fluorodeoxyglucose PETEfficacy of embolotherapyCross-sectional imaging techniquesMetastatic liver tumorsCancer cell glycolysisLocal recurrenceFluorodeoxyglucose PETTumor necrosisLiver cancerMorphologic changesCell glycolysisEmbolotherapyTumorsMonitoring responseIndividual molecular characteristicsMolecular characteristicsImaging techniquesChemoembolizationResponsePatientsRecurrencePETTherapy
2017
Diagnostic Accuracy of Split-Bolus Single-Phase Contrast-Enhanced Cone-Beam CT for the Detection of Liver Tumors before Transarterial Chemoembolization
Jonczyk M, Chapiro J, Collettini F, Geisel D, Schnapauff D, Streitparth F, Schmidt T, Hamm B, Gebauer B, Wieners G. Diagnostic Accuracy of Split-Bolus Single-Phase Contrast-Enhanced Cone-Beam CT for the Detection of Liver Tumors before Transarterial Chemoembolization. Journal Of Vascular And Interventional Radiology 2017, 28: 1378-1385. PMID: 28747271, DOI: 10.1016/j.jvir.2017.05.018.Peer-Reviewed Original ResearchConceptsTransarterial chemoembolizationHepatocellular carcinomaMR imagingCone-beam CTContrast injectionSingle-center studyContrast-enhanced MR imagingHypervascularized tumorsMore tumorsLiver tumorsHCC tumorsPhase MR imagingHepatobiliary phase MRIntraindividual comparisonTumorsChemoembolizationDiagnostic accuracyCTArterial phase MR imagingStatistical differenceWilcoxon testIndependent readersCone-beam CT imagesPatientsBetter tumor detection