2020
Tumor Mutational Burden and PTEN Alterations as Molecular Correlates of Response to PD-1/L1 Blockade in Metastatic Triple-Negative Breast Cancer
Barroso-Sousa R, Keenan TE, Pernas S, Exman P, Jain E, Garrido-Castro AC, Hughes M, Bychkovsky B, Umeton R, Files JL, Lindeman NI, MacConaill LE, Hodi FS, Krop IE, Dillon D, Winer EP, Wagle N, Lin NU, Mittendorf EA, Van Allen EM, Tolaney SM. Tumor Mutational Burden and PTEN Alterations as Molecular Correlates of Response to PD-1/L1 Blockade in Metastatic Triple-Negative Breast Cancer. Clinical Cancer Research 2020, 26: 2565-2572. PMID: 32019858, PMCID: PMC7269810, DOI: 10.1158/1078-0432.ccr-19-3507.Peer-Reviewed Original ResearchConceptsMetastatic triple-negative breast cancerHigh tumor mutational burdenProgression-free survivalTumor mutational burdenObjective response rateImmune checkpoint inhibitorsAnti-PD-1/L1 therapyTriple-negative breast cancerOverall survivalL1 therapyPD-L1Breast cancerMutational burdenLow objective response rateLonger progression-free survivalShorter progression-free survivalDana-Farber Cancer InstituteTumor genomic featuresShorter overall survivalMutations/megabaseCheckpoint inhibitorsVisceral metastasesL1 blockadePerformance statusPrior lines
2019
TBCRC 022: A Phase II Trial of Neratinib and Capecitabine for Patients With Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer and Brain Metastases
Freedman RA, Gelman RS, Anders CK, Melisko ME, Parsons HA, Cropp AM, Silvestri K, Cotter CM, Componeschi KP, Marte JM, Connolly RM, Moy B, Van Poznak CH, Blackwell KL, Puhalla SL, Jankowitz RC, Smith KL, Ibrahim N, Moynihan TJ, O’Sullivan C, Nangia J, Niravath P, Tung N, Pohlmann PR, Burns R, Rimawi MF, Krop IE, Wolff AC, Winer EP, Lin NU, . TBCRC 022: A Phase II Trial of Neratinib and Capecitabine for Patients With Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer and Brain Metastases. Journal Of Clinical Oncology 2019, 37: jco.18.01511. PMID: 30860945, PMCID: PMC6494354, DOI: 10.1200/jco.18.01511.Peer-Reviewed Original ResearchConceptsCNS objective response rateObjective response rateHER2-positive breast cancer brain metastasesBreast cancer brain metastasesCancer brain metastasesBrain metastasesBreast cancerCommon grade 3 toxicitiesHER2-positive brain metastasesMedian progression-free survivalHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Human epidermal growth factor receptorEfficacy of HER2Non-CNS progressionGrade 3 toxicityPrimary end pointPhase II trialProgression-free survivalGrowth factor receptor 2Positive breast cancerProgressive neurologic signsEvidence-based treatmentsFactor receptor 2Epidermal growth factor receptor
2015
PIK3CAH1047R- and Her2-initiated mammary tumors escape PI3K dependency by compensatory activation of MEK-ERK signaling
Cheng H, Liu P, Ohlson C, Xu E, Symonds L, Isabella A, Muller WJ, Lin NU, Krop IE, Roberts TM, Winer EP, Arteaga CL, Zhao JJ. PIK3CAH1047R- and Her2-initiated mammary tumors escape PI3K dependency by compensatory activation of MEK-ERK signaling. Oncogene 2015, 35: 2961-2970. PMID: 26640141, PMCID: PMC4896860, DOI: 10.1038/onc.2015.377.Peer-Reviewed Original ResearchConceptsBreast cancerPIK3CA mutationsMammary tumorsHER2 amplification/overexpressionHER2-positive breast cancerHER2-positive cancersPrimary mammary tumorsHER2/HER3PIK3CA-activating mutationsHER2/neuHuman breast cancerEffective treatment approachAmplification/overexpressionCompound mouse modelMEK-ERK signalingMouse mammary glandWorse prognosisCombination therapyMammary tumorigenesisMouse modelMutant PIK3CATreatment approachesHER2Combined inhibitionCompensatory activationPhase II Study of Lapatinib in Combination With Trastuzumab in Patients With Human Epidermal Growth Factor Receptor 2–Positive Metastatic Breast Cancer: Clinical Outcomes and Predictive Value of Early [18F]Fluorodeoxyglucose Positron Emission Tomography Imaging (TBCRC 003)
Lin NU, Guo H, Yap JT, Mayer IA, Falkson CI, Hobday TJ, Dees EC, Richardson AL, Nanda R, Rimawi MF, Ryabin N, Najita JS, Barry WT, Arteaga CL, Wolff AC, Krop IE, Winer EP, Van den Abbeele AD. Phase II Study of Lapatinib in Combination With Trastuzumab in Patients With Human Epidermal Growth Factor Receptor 2–Positive Metastatic Breast Cancer: Clinical Outcomes and Predictive Value of Early [18F]Fluorodeoxyglucose Positron Emission Tomography Imaging (TBCRC 003). Journal Of Clinical Oncology 2015, 33: 2623-2631. PMID: 26169615, PMCID: PMC4534525, DOI: 10.1200/jco.2014.60.0353.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntibodies, Monoclonal, HumanizedAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsCohort StudiesFemaleFluorodeoxyglucose F18HumansLapatinibMiddle AgedNeoplasm MetastasisPositron-Emission TomographyQuinazolinesReceptor, ErbB-2TrastuzumabTreatment OutcomeConceptsMetastatic breast cancerHuman epidermal growth factor receptorClinical benefit rateEpidermal growth factor receptorObjective response rateProgression-free survivalGrowth factor receptorClinical outcomesWeek 1Cohort 2Benefit rateCohort 1Breast cancerFactor receptorPredictive valueResponse rateConfirmed objective response rateMedian progression-free survivalEnd pointPhase II studyPrimary end pointSecondary end pointsSelection of patientsToxicity of chemotherapyPET/CT
2012
Phase I Pharmacologic and Pharmacodynamic Study of the Gamma Secretase (Notch) Inhibitor MK-0752 in Adult Patients With Advanced Solid Tumors
Krop I, Demuth T, Guthrie T, Wen PY, Mason WP, Chinnaiyan P, Butowski N, Groves MD, Kesari S, Freedman SJ, Blackman S, Watters J, Loboda A, Podtelezhnikov A, Lunceford J, Chen C, Giannotti M, Hing J, Beckman R, LoRusso P. Phase I Pharmacologic and Pharmacodynamic Study of the Gamma Secretase (Notch) Inhibitor MK-0752 in Adult Patients With Advanced Solid Tumors. Journal Of Clinical Oncology 2012, 30: 2307-2313. PMID: 22547604, DOI: 10.1200/jco.2011.39.1540.Peer-Reviewed Original ResearchConceptsAdvanced solid tumorsClinical benefitDose levelsSolid tumorsCommon drug-related toxicitiesGene signatureObjective complete responsePreliminary antitumor efficacyWeekly dose levelMaximum-tolerated doseDose-proportional mannerDrug-related toxicityHigh-grade gliomasHighest dose levelStable diseaseWeekly dosingAdult patientsComplete responseOral inhibitorNotch signalingCombination trialsNovel agentsPharmacodynamic studiesPatientsNotch pathway activation