2024
Clinical management, monitoring, and prophylaxis of adverse events of special interest associated with datopotamab deruxtecan
Heist R, Sands J, Bardia A, Shimizu T, Lisberg A, Krop I, Yamamoto N, Kogawa T, Al-Hashimi S, Fung S, Galor A, Pisetzky F, Basak P, Lau C, Meric-Bernstam F. Clinical management, monitoring, and prophylaxis of adverse events of special interest associated with datopotamab deruxtecan. Cancer Treatment Reviews 2024, 125: 102720. PMID: 38502995, DOI: 10.1016/j.ctrv.2024.102720.Peer-Reviewed Original ResearchNon-small cell lung cancerTriple-negative breast cancerTrophoblast cell surface antigen 2Antibody drug conjugatesAdverse eventsHR+/HER2- BCDelivery of cytotoxic agents to tumor cellsBreast cancerCytotoxic agents to tumor cellsTopoisomerase I inhibitor payloadAgents to tumor cellsInterstitial lung disease/pneumonitisInfusion-related reactionsSolid tumor indicationsPhase I studyCell lung cancerNovel antibody drug conjugatesSystemic therapySafety profileSolid tumorsTumor indicationsTumor cellsLung cancerClinical managementClinical trials
2021
Phase II Single-Arm Study to Assess Trastuzumab and Vinorelbine in Advanced Breast Cancer Patients With HER2-Negative Tumors and HER2-Positive Circulating Tumor Cells
Parsons HA, Macrae ER, Guo H, Li T, Barry WT, Tayob N, Wulf GM, Isakoff SJ, Krop IE. Phase II Single-Arm Study to Assess Trastuzumab and Vinorelbine in Advanced Breast Cancer Patients With HER2-Negative Tumors and HER2-Positive Circulating Tumor Cells. JCO Precision Oncology 2021, 5: 896-903. PMID: 34994617, PMCID: PMC9848583, DOI: 10.1200/po.20.00461.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerHER2-positive CTCsHER2-negative metastatic breast cancerObjective response rateBreast cancerHER2-Positive Circulating Tumor CellsHER2-positive metastatic breast cancerResponse rateMedian progression-free survivalPhase II single-arm studyProgressive metastatic breast cancerHER2-negative breast cancerAdvanced breast cancer patientsHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Tumor cellsHER2-positive diseasePrior chemotherapy regimenTumor tissue testingClinical benefit ratePrimary end pointPhase II trialProgression-free survivalGrowth factor receptor 2HER2-negative tumors
2017
TBCRC 036: Window of opportunity clinical trial reveals adaptive kinome reprogramming in single and combination HER2-targeting in breast cancer (BrCa).
Angus S, Stuhlmiller T, Sciaky N, Chen X, Naim R, Tanioka M, Gallagher K, Forero A, Krop I, Thompson A, Murthy R, He X, Perou C, Earp S, Carey L, Johnson G. TBCRC 036: Window of opportunity clinical trial reveals adaptive kinome reprogramming in single and combination HER2-targeting in breast cancer (BrCa). Journal Of Clinical Oncology 2017, 35: 1027-1027. DOI: 10.1200/jco.2017.35.15_suppl.1027.Peer-Reviewed Original ResearchHER2 targetingOpportunity clinical trialAnti-HER2 drugsKinome reprogrammingKinase-targeted therapiesEligible patientsEvaluable ptsTyrosine kinaseImmune compartmentBreast surgeryHER2 inhibitionMultiplexed Inhibitor BeadsClinical trialsBreast cancerImmune responseSpecific receptor tyrosine kinasesBrCa cellsReceptor tyrosine kinasesTumor cellsKinome responsesHER2Distinct expressionKinase SykResistance mechanismsRNA sequencing
2012
A phase I study of MM-302, a HER2-targeted liposomal doxorubicin, in patients with advanced, HER2-positive (HER2+) breast cancer.
Munster P, Miller K, Krop I, Dhindsa N, Reynolds J, Geretti E, Niyikiza C, Nielsen U, Hendriks B, Wickham T, Moyo V, LoRusso P. A phase I study of MM-302, a HER2-targeted liposomal doxorubicin, in patients with advanced, HER2-positive (HER2+) breast cancer. Journal Of Clinical Oncology 2012, 30: tps663-tps663. DOI: 10.1200/jco.2012.30.15_suppl.tps663.Peer-Reviewed Original ResearchAdvanced breast cancerMaximum feasible doseBreast cancerMM-302Liposomal doxorubicinHER2-positive breast cancerTumor cellsAdequate performance statusAnthracycline-free regimensBone marrow reserveDose-escalation portionClinical benefit rateDose-limiting toxicityDose-escalation designHER2-positive cancersPreliminary efficacy dataHuman phase IStandard therapy existsBreast cancer therapyAvailable anthracyclinesPrimary endpointSecondary endpointsMarrow reservePerformance statusStandard therapy
2011
PD05-07: Prospective Validation and Characterization of HER2 Positive Circulating Tumor Cells in Patients with HER2 Negative Metastatic Breast Cancer.
Olson E, Flores L, Najita J, Curley C, Jeong J, Murray K, Savoie J, Winer E, Krop I. PD05-07: Prospective Validation and Characterization of HER2 Positive Circulating Tumor Cells in Patients with HER2 Negative Metastatic Breast Cancer. Cancer Research 2011, 71: pd05-07-pd05-07. DOI: 10.1158/0008-5472.sabcs11-pd05-07.Peer-Reviewed Original ResearchHER2-positive CTCsMetastatic breast cancerHER2-negative metastatic breast cancerNegative metastatic breast cancerHER2-negative CTCsER-positive diseasePositive CTCsBreast cancerDetectable CTCsLobular histologyPositive diseaseNegative CTCsHER2 amplificationProspective validationHER2-Positive Circulating Tumor CellsHER2-negative breast cancerCEP17 ratioTumor cellsInitial screeningMajority of ptsNegative breast cancerHER2/CEP17 ratioCirculating Tumor CellsDuctal histologyBaseline characteristics
2010
Improving the yield of circulating tumour cells facilitates molecular characterisation and recognition of discordant HER2 amplification in breast cancer
Flores LM, Kindelberger DW, Ligon AH, Capelletti M, Fiorentino M, Loda M, Cibas ES, Jänne PA, Krop IE. Improving the yield of circulating tumour cells facilitates molecular characterisation and recognition of discordant HER2 amplification in breast cancer. British Journal Of Cancer 2010, 102: 1495-1502. PMID: 20461092, PMCID: PMC2869174, DOI: 10.1038/sj.bjc.6605676.Peer-Reviewed Original ResearchConceptsHuman epidermal growth factor receptor 2Tumor cellsHER2 amplificationBreast cancerCTC yieldEpidermal growth factor receptor 2Growth factor receptor 2Breast cancer patientsSignificant discordance existsFactor receptor 2Lung cancer samplesMedian cell countMetastatic tumor cellsCancer patientsLung cancerMetastatic breastMetastatic tumorsPatient CTCsMetastatic cancerMetastatic tissuesBlood samplesReceptor 2Drug AdministrationCell countPatientsDisruption of Laminin-Integrin-CD151-Focal Adhesion Kinase Axis Sensitizes Breast Cancer Cells to ErbB2 Antagonists
Yang XH, Flores LM, Li Q, Zhou P, Xu F, Krop IE, Hemler ME. Disruption of Laminin-Integrin-CD151-Focal Adhesion Kinase Axis Sensitizes Breast Cancer Cells to ErbB2 Antagonists. Cancer Research 2010, 70: 2256-2263. PMID: 20197472, PMCID: PMC3310185, DOI: 10.1158/0008-5472.can-09-4032.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntigens, CDAntineoplastic AgentsBreast NeoplasmsCell Adhesion MoleculesCell Line, TumorDrug SynergismEnzyme ActivationFocal Adhesion Protein-Tyrosine KinasesHumansIntegrin alpha3beta1Integrin alpha6beta4LapatinibProtein Kinase InhibitorsQuinazolinesReceptor, ErbB-2Signal TransductionTetraspanin 24TrastuzumabConceptsAnti-ErbB2 agentsBreast cancer cellsHuman ErbB2Cancer cellsSensitizes breast cancer cellsTetraspanin protein CD151Mammary tumor cellsFocal adhesion kinaseLaminin-5ErbB2 antagonistTrastuzumab treatmentBreast cancerLaminin-binding integrinsDrug resistanceTumor cellsCD151 knockdownLaminin-integrinErbB2TrastuzumabCancerCD151CellsTreatmentKnockdownAgents
2009
Comparison of the Cellsearch Profile Kit (CPK) with the Standard Cellsearch Epithelial Kit (CEK) Demonstrates the CPK Produces Higher Circulating Tumor Cell (CTC) Yields and Is Better Suited for Use in Obtaining CTC's for Molecular Characterization.
Flores L, Kindelberger D, Ligon A, Cappeletti M, Fiorentino M, Loda M, Cibas E, Janne P, Krop I. Comparison of the Cellsearch Profile Kit (CPK) with the Standard Cellsearch Epithelial Kit (CEK) Demonstrates the CPK Produces Higher Circulating Tumor Cell (CTC) Yields and Is Better Suited for Use in Obtaining CTC's for Molecular Characterization. Cancer Research 2009, 69: 3003-3003. DOI: 10.1158/0008-5472.sabcs-09-3003.Peer-Reviewed Original ResearchML of bloodTumor cellsBreast cancerCytospin slidesLow intrapatient variabilityHER2 gene copy numberMetastatic breast cancerPeripheral blood samplesBC cell linesMedian cell countTumor cell yieldMean total numberMetastatic tumor cellsPrimary cancerCD45 stainingPredictive biomarkersMechanisms of resistanceHealthy controlsIntrapatient variabilityMetastatic cancerCTC yieldPharmacodynamic studiesSolid cancersCytokeratin stainingBlood samples