2018
Drug Resistance in HER2-Positive Breast Cancer Brain Metastases: Blame the Barrier or the Brain?
Kabraji S, Ni J, Lin NU, Xie S, Winer EP, Zhao JJ. Drug Resistance in HER2-Positive Breast Cancer Brain Metastases: Blame the Barrier or the Brain? Clinical Cancer Research 2018, 24: 1795-1804. PMID: 29437794, PMCID: PMC5899637, DOI: 10.1158/1078-0432.ccr-17-3351.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAnimalsAntineoplastic Combined Chemotherapy ProtocolsBlood-Brain BarrierBrain NeoplasmsBreast NeoplasmsClinical Studies as TopicDisease Models, AnimalDrug DevelopmentDrug Evaluation, PreclinicalDrug Resistance, NeoplasmFemaleHumansMiceModels, BiologicalReceptor, ErbB-2Translational Research, BiomedicalTreatment OutcomeXenograft Model Antitumor AssaysConceptsBreast cancer brain metastasesHER2-positive breast cancer brain metastasesTreatment of BCBMHER2-positive breast cancerHER2-targeting drugsInadequate drug penetrationBrain metastasis modelCancer brain metastasesCentral nervous systemClin Cancer ResDrug resistance mechanismsBrain metastasesFirst metastasisEffective therapyCommon siteBreast cancerMetastasis modelPharmacodynamic dataNervous systemTranslational research paradigmDrug penetrationCancer ResDrug sensitivityPatientsDrug development
2017
Neratinib Efficacy and Circulating Tumor DNA Detection of HER2 Mutations in HER2 Nonamplified Metastatic Breast Cancer
X. C, Bose R, Gao F, Freedman RA, Telli ML, Kimmick G, Winer E, Naughton M, Goetz MP, Russell C, Tripathy D, Cobleigh M, Forero A, Pluard TJ, Anders C, Niravath PA, Thomas S, Anderson J, Bumb C, Banks KC, Lanman RB, Bryce R, Lalani AS, Pfeifer J, Hayes DF, Pegram M, Blackwell K, Bedard PL, Al-Kateb H, Ellis MJC. Neratinib Efficacy and Circulating Tumor DNA Detection of HER2 Mutations in HER2 Nonamplified Metastatic Breast Cancer. Clinical Cancer Research 2017, 23: 5687-5695. PMID: 28679771, PMCID: PMC6746403, DOI: 10.1158/1078-0432.ccr-17-0900.Peer-Reviewed Original ResearchConceptsClinical benefit rateProgression-free survivalMetastatic breast cancerStable diseaseCtDNA sequencingMedian progression-free survivalSingle-arm phase II trialCommon adverse eventsPhase II trialClinical trial participationPromising preclinical dataClin Cancer ResTumor-positive casesVariant allele frequencyProphylactic loperamideSecondary endpointsII trialPartial responseAdverse eventsTrial participationPreclinical dataBenefit rateBreast cancerWeek 4Estrogen receptor18F-Fluoroestradiol PET/CT Measurement of Estrogen Receptor Suppression during a Phase I Trial of the Novel Estrogen Receptor-Targeted Therapeutic GDC-0810: Using an Imaging Biomarker to Guide Drug Dosage in Subsequent Trials
Wang Y, Ayres KL, Goldman DA, Dickler MN, Bardia A, Mayer IA, Winer E, Fredrickson J, Arteaga CL, Baselga J, Manning HC, Mahmood U, Ulaner GA. 18F-Fluoroestradiol PET/CT Measurement of Estrogen Receptor Suppression during a Phase I Trial of the Novel Estrogen Receptor-Targeted Therapeutic GDC-0810: Using an Imaging Biomarker to Guide Drug Dosage in Subsequent Trials. Clinical Cancer Research 2017, 23: 3053-3060. PMID: 28011460, PMCID: PMC5474190, DOI: 10.1158/1078-0432.ccr-16-2197.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBiomarkers, PharmacologicalBreast NeoplasmsCinnamatesDose-Response Relationship, DrugEstradiolEstrogen Receptor alphaFemaleFulvestrantHumansIndazolesMiddle AgedMolecular ImagingMolecular Targeted TherapyPositron Emission Tomography Computed TomographyReceptors, EstrogenTamoxifenConceptsFES-PET/CTPET/CTClinical trialsER-positive metastatic breast cancerPhase IPhase I clinical trialEstrogen receptor occupancyPhase II trialMetastatic breast cancerSubsequent clinical trialsClin Cancer ResER downregulationFulvestrant therapyAntagonist/Escalation trialII trialTarget lesionsBreast cancerER occupancyUseful biomarkerPatientsReceptor occupancyDay 3Uptake valueDrug dosage