2024
First-in-human phase I trial of the oral first-in-class ubiquitin specific peptidase 1 (USP1) inhibitor KSQ-4279 (KSQi), given as single agent (SA) and in combination with olaparib (OLA) or carboplatin (CARBO) in patients (pts) with advanced solid tumors, enriched for deleterious homologous recombination repair (HRR) mutations.
Yap T, Lakhani N, Patnaik A, Lee E, Gutierrez M, Moore K, Carneiro B, Hays J, Huang M, LoRusso P, Wylie A, Cadzow L, Goulet M, Tobin E, Krieter O, Schmid D, Blake S, Dieterich M, Jamois C, Harris P. First-in-human phase I trial of the oral first-in-class ubiquitin specific peptidase 1 (USP1) inhibitor KSQ-4279 (KSQi), given as single agent (SA) and in combination with olaparib (OLA) or carboplatin (CARBO) in patients (pts) with advanced solid tumors, enriched for deleterious homologous recombination repair (HRR) mutations. Journal Of Clinical Oncology 2024, 42: 3005-3005. DOI: 10.1200/jco.2024.42.16_suppl.3005.Peer-Reviewed Original ResearchUbiquitin specific peptidase 1Treatment-emergent adverse eventsHomologous recombination repair mutationsSingle agentPARP inhibitorsHomologous recombination repairFirst-in-human phase I trialPreliminary anti-tumor activityPaired tumor biopsiesTNBC PDX modelsDisease control ratePhase I trialAUC 4Olaparib concentrationsRECIST PRDose escalationExpansion cohortCancer ptsDose proportionalityTumor biopsiesI trialMaculopapular rashPDX modelsDiscontinued treatmentDNA damage response pathwayA phase I study of ATR inhibitor BAY1895344 (elimusertib) plus topotecan (ETCTN 10402): Results of dose escalation.
Stockton S, Shyr C, Cecchini M, Aljumaily R, Halfdanarson T, Sonbol M, Whisenant J, Ivy S, LoRusso P, Das S, Gore S, Berlin J, Beumer J, Heumann T. A phase I study of ATR inhibitor BAY1895344 (elimusertib) plus topotecan (ETCTN 10402): Results of dose escalation. Journal Of Clinical Oncology 2024, 42: 3076-3076. DOI: 10.1200/jco.2024.42.16_suppl.3076.Peer-Reviewed Original ResearchMaximum tolerated doseDose escalationDose levelsMedian progression-free survivalRecommended phase 2 doseRefractory advanced solid tumorsResults of dose escalationTreatment-related adverse eventsSmall cell lung cancerDisease control ratePhase 2 dosePhase Ia studyDose-limiting toxicityProgression-free survivalAdvanced solid tumorsPhase I studyCell lung cancerAnti-tumor activityExpansion cohortPartial responseTolerated doseTopotecan exposureStudy drugCancer xenograftsRespiratory failureEntinostat, nivolumab and ipilimumab for women with advanced HER2-negative breast cancer: a phase Ib trial
Roussos Torres E, Ho W, Danilova L, Tandurella J, Leatherman J, Rafie C, Wang C, Brufsky A, LoRusso P, Chung V, Yuan Y, Downs M, O’Connor A, Shin S, Hernandez A, Engle E, Piekarz R, Streicher H, Talebi Z, Rudek M, Zhu Q, Anders R, Cimino-Mathews A, Fertig E, Jaffee E, Stearns V, Connolly R. Entinostat, nivolumab and ipilimumab for women with advanced HER2-negative breast cancer: a phase Ib trial. Nature Cancer 2024, 5: 866-879. PMID: 38355777, PMCID: PMC11552660, DOI: 10.1038/s43018-024-00729-w.Peer-Reviewed Original ResearchHormone receptor-positive breast cancerReceptor-positive breast cancerTriple-negative breast cancerClinical benefit rateProgression-free survivalBreast cancerBenefit rateAdvanced HER2-negative breast cancerAdvanced triple-negative breast cancerHER2-negative breast cancerResponse rateNivolumab + ipilimumabPD-L1 statusDose-limiting toxicityPhase Ib trialTumor mutational burdenPhase II trialDose escalationExpansion cohortPD-L1II trialMutational burdenPrimary endpointSecondary endpointsMyeloid cells
2023
CBX-12-101: A first-in-human study of CBX-12, an alphalex peptide drug conjugate (PDC) in patients (pts) with advanced or metastatic solid tumors.
Rodriguez Rivera I, Hafez N, Tolcher A, LoRusso P, Wilks S, Tripathy D, Gara M, Pearson P, DeCillis A, Meric-Bernstam F. CBX-12-101: A first-in-human study of CBX-12, an alphalex peptide drug conjugate (PDC) in patients (pts) with advanced or metastatic solid tumors. Journal Of Clinical Oncology 2023, 41: 3087-3087. DOI: 10.1200/jco.2023.41.16_suppl.3087.Peer-Reviewed Original ResearchTreatment-related AEsOvarian cancerBreast cancerFrequent treatment-related AEsHER2-negative breast cancerPlatinum-resistant ovarian cancerDaily x 3Daily x 5Hormone receptor positiveSingle-agent antitumor activityMetastatic solid tumorsPhase 1 trialAnti-drug antibodiesNegative breast cancerAnti-tumor activityAntibody-drug conjugatesFebrile neutropeniaRECIST v1.1WBC decreaseExpansion cohortFIH studiesPlasma PKTumor cell membranesHuman studiesSolid tumorsFirst-in-human study of oleclumab, a potent, selective anti-CD73 monoclonal antibody, alone or in combination with durvalumab in patients with advanced solid tumors
Bendell J, LoRusso P, Overman M, Noonan A, Kim D, Strickler J, Kim S, Clarke S, George T, Grimison P, Barve M, Amin M, Desai J, Wise-Draper T, Eck S, Jiang Y, Khan A, Wu Y, Martin P, Cooper Z, Elgeioushi N, Mueller N, Kumar R, Patel S. First-in-human study of oleclumab, a potent, selective anti-CD73 monoclonal antibody, alone or in combination with durvalumab in patients with advanced solid tumors. Cancer Immunology, Immunotherapy 2023, 72: 2443-2458. PMID: 37016126, PMCID: PMC10264501, DOI: 10.1007/s00262-023-03430-6.Peer-Reviewed Original ResearchConceptsTreatment-related adverse eventsPancreatic ductal adenocarcinomaColorectal cancerExpansion cohortHuman studiesResponse rateAnti-CD73 monoclonal antibodyProgression-free survival ratesTumor cellsMonoclonal antibodiesCommon being fatigueManageable safety profileObjective response rateAdvanced colorectal cancerAdvanced solid tumorsCell lung cancerPeripheral T cellsDate of registrationCD73 enzymatic activityAdverse eventsEscalation cohortsLocal immunosuppressionCD73 expressionSafety profileLung cancer
2021
A phase Ib study of xentuzumab plus abemaciclib and fulvestrant in patients (pts) with advanced hormone receptor-positive (HR+), HER2-negative breast cancer (BC) with visceral or non-visceral disease.
Yee D, LoRusso P, Sablin M, Prat A, Stradella A, Utriainen M, Oliveira M, Yonemori K, Naito Y, Hardebeck M, Puig M, Hu J, Biyukov T, Iwata H. A phase Ib study of xentuzumab plus abemaciclib and fulvestrant in patients (pts) with advanced hormone receptor-positive (HR+), HER2-negative breast cancer (BC) with visceral or non-visceral disease. Journal Of Clinical Oncology 2021, 39: 1057-1057. DOI: 10.1200/jco.2021.39.15_suppl.1057.Peer-Reviewed Original ResearchDisease control rateNon-visceral diseaseEndocrine therapyBreast cancerVisceral metastasesProgression-free survival benefitHER2-negative breast cancerDisease controlDose-finding cohortMost common AEsMedian treatment durationOpen-label studyPhase Ib studyPhase II doseNon-measurable diseaseHypo/hyperglycemiaCyclin-dependent kinase 4Advanced hormoneCommon AEsPFS ratesExpansion cohortPostmenopausal womenPrimary endpointSecondary endpointsMedian durationSafety and efficacy of the anti-CD73 monoclonal antibody (mAb) oleclumab ± durvalumab in patients (pts) with advanced colorectal cancer (CRC), pancreatic ductal adenocarcinoma (PDAC), or EGFR-mutant non-small cell lung cancer (EGFRm NSCLC).
Bendell J, LoRusso P, Overman M, Noonan A, Kim D, Strickler J, Kim S, Clarke S, George T, Grimison P, Barve M, Amin M, Desai J, Wise-Draper T, Cooper Z, Elgeioushi N, Mueller N, Kumar R, Wu K, Patel S. Safety and efficacy of the anti-CD73 monoclonal antibody (mAb) oleclumab ± durvalumab in patients (pts) with advanced colorectal cancer (CRC), pancreatic ductal adenocarcinoma (PDAC), or EGFR-mutant non-small cell lung cancer (EGFRm NSCLC). Journal Of Clinical Oncology 2021, 39: 9047-9047. DOI: 10.1200/jco.2021.39.15_suppl.9047.Peer-Reviewed Original ResearchTreatment-related adverse eventsPancreatic ductal adenocarcinomaCommon treatment-related adverse eventsAdvanced colorectal cancerObjective responseCombination therapyColorectal cancerEGFRm NSCLCEscalation phaseNSCLC ptsEGFR-mutant non-small cell lung cancerNon-small cell lung cancerMicrosatellite stable colorectal cancerTolerable safety profileUpregulation of CD73Cell lung cancerDuration of responseStable colorectal cancerRECIST v1.1Expansion cohortPrevious interim analysisClinical responseData cutoffLocal immunosuppressionManageable safety
2020
Phase I/II dose-escalation and expansion study of FLX475 alone and in combination with pembrolizumab in advanced cancer.
Powderly J, Chmielowski B, Brahmer J, Piha-Paul S, Bowyer S, LoRusso P, Catenacci D, Wu C, Barve M, Chisamore M, Nasrah N, Johnson D, Ho W. Phase I/II dose-escalation and expansion study of FLX475 alone and in combination with pembrolizumab in advanced cancer. Journal Of Clinical Oncology 2020, 38: tps3163-tps3163. DOI: 10.1200/jco.2020.38.15_suppl.tps3163.Peer-Reviewed Original ResearchCheckpoint inhibitorsExpansion cohortT cellsPhase 1 dose escalationAnti-tumor immune responseTumor microenvironmentPhase I/IIPreliminary anti-tumor activityCohort expansion phaseCohort expansion studyPhase 2 dosePredominant chemokine receptorPhase 1/2 studyDose-escalation phaseEffector T cellsRegulatory T cellsAnti-tumor responseTumor-associated macrophagesAnti-tumor efficacyAnti-tumor activityEligible subjectsDendritic cellsDose escalationPhase 1/2Advanced cancerMasterkey-01: Phase I/II, open-label multicenter study to assess safety, tolerability, pharmacokinetics, and antitumor activity of BDTX-189, an inhibitor of allosteric ErbB mutations, in patients with advanced solid malignancies.
Hamilton E, Patel M, Rodon J, Hong D, Schram A, Janne P, LoRusso P, Sachdev J, Ou S, Buck E, O'Connor M, Waters N, Witt K, Cook C. Masterkey-01: Phase I/II, open-label multicenter study to assess safety, tolerability, pharmacokinetics, and antitumor activity of BDTX-189, an inhibitor of allosteric ErbB mutations, in patients with advanced solid malignancies. Journal Of Clinical Oncology 2020, 38: tps3665-tps3665. DOI: 10.1200/jco.2020.38.15_suppl.tps3665.Peer-Reviewed Original ResearchAntitumor activityStandard therapyPreliminary efficacyERBB mutationsOpen-label multicenter studySignificant unmet need existsPhase I/IIHER2 tyrosine kinase inhibitorPhase 2 doseAdvanced solid malignanciesAdequate drug exposureMetastatic solid tumorsPreliminary antitumor activityExon 20 insertionsOncogenic driver mutationsTyrosine kinase inhibitorsUnmet need existsAssessment of safetyCurrent eGFRExpansion cohortMulticenter studyPharmacodynamic effectsSolid malignanciesDrug exposureCohort 1
2019
First-in-Human Study of Mivebresib (ABBV-075), an Oral Pan-Inhibitor of Bromodomain and Extra Terminal Proteins, in Patients with Relapsed/Refractory Solid Tumors
Piha-Paul SA, Sachdev JC, Barve M, LoRusso P, Szmulewitz R, Patel SP, Lara PN, Chen X, Hu B, Freise KJ, Modi D, Sood A, Hutti JE, Wolff J, O'Neil BH. First-in-Human Study of Mivebresib (ABBV-075), an Oral Pan-Inhibitor of Bromodomain and Extra Terminal Proteins, in Patients with Relapsed/Refractory Solid Tumors. Clinical Cancer Research 2019, 25: 6309-6319. PMID: 31420359, DOI: 10.1158/1078-0432.ccr-19-0578.Peer-Reviewed Original ResearchConceptsTreatment-emergent adverse eventsDose escalationSolid tumorsStable diseaseSafety profileProstate cancerCommon grade 3/4 treatment-emergent adverse eventsGrade 3/4 treatment-emergent adverse eventsHuman studiesMost common treatment-emergent adverse eventsCommon treatment-emergent adverse eventsMedian progression-free survivalTolerable safety profilePhase II doseAdvanced solid tumorsProgression-free survivalRefractory solid tumorsPreliminary antitumor activityMalignant solid tumorsAminotransferase elevationEvaluable patientsDose expansionExpansion cohortGastrointestinal bleedAdverse events
2018
A phase I dose-escalation and dose-expansion study of brontictuzumab in subjects with selected solid tumors
Ferrarotto R, Eckhardt G, Patnaik A, LoRusso P, Faoro L, Heymach J, Kapoun A, Xu L, Munster P. A phase I dose-escalation and dose-expansion study of brontictuzumab in subjects with selected solid tumors. Annals Of Oncology 2018, 29: 1561-1568. PMID: 29726923, DOI: 10.1093/annonc/mdy171.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntibodies, MonoclonalAntineoplastic Agents, ImmunologicalCohort StudiesDose-Response Relationship, DrugDrug Resistance, NeoplasmFemaleFollow-Up StudiesHumansMaleMaximum Tolerated DoseMiddle AgedNeoplasm Recurrence, LocalNeoplasmsPrognosisReceptor, Notch1Salvage TherapySurvival RateTissue DistributionConceptsNotch1 pathway activationPartial responseSolid tumorsPathway activationAdverse eventsCommon drug-related adverse eventsDrug-related adverse eventsDose-expansion studyGrade 3 diarrheaGrade 3 fatigueUnconfirmed partial responseRefractory solid tumorsProlonged SDsDisease stabilizationExpansion cohortMain toxicityRECIST 1.1Dose escalationEfficacy signalsClinical benefitPharmacodynamic effectsPreliminary efficacyAssessable subjectsImmunohistochemistry assaysNonlinear pharmacokinetics
2017
A phase Ib dose escalation study of combined inhibition of IDO1 (GDC-0919) and PD-L1 (atezolizumab) in patients (pts) with locally advanced or metastatic solid tumors.
Burris H, Gordon M, Hellmann M, LoRusso P, Emens L, Hodi F, Lieu C, Infante J, Tsai F, Eder J, Cleary J, Jelovac D, Tsuhako A, Mueller L, Lin R, Morrissey K, Mahrus S, Morley R, Pirzkall A, Davis S. A phase Ib dose escalation study of combined inhibition of IDO1 (GDC-0919) and PD-L1 (atezolizumab) in patients (pts) with locally advanced or metastatic solid tumors. Journal Of Clinical Oncology 2017, 35: 105-105. DOI: 10.1200/jco.2017.35.15_suppl.105.Peer-Reviewed Original ResearchMetastatic solid tumorsPD-L1Phase Ib dose-escalation studySolid tumorsEffector T cell activityPrior systemic therapyDose-escalation studyT cell activityPreliminary efficacy dataHeterogeneous patient populationDose-dependent decreaseAnti-tumor activityCombination of GDCSelect tumor typesImmunogenic stateStable diseaseTumor pharmacodynamicsBID dosingExpansion cohortSepsis syndromeTreatment discontinuationEscalation studyPartial responsePlasma kynureninePrior immunotherapy
2013
Phase I study of REGN421 (R)/SAR153192, a fully-human delta-like ligand 4 (Dll4) monoclonal antibody (mAb), in patients with advanced solid tumors.
Jimeno A, LoRusso P, Strother R, Diamond J, Plato L, Younger A, Messersmith W, Kittaneh M, Sawyer D, Adriaens L, Liu L, Kao R, DiCioccio A, Brownstein C, Lowy I, Trail P, Chiorean E. Phase I study of REGN421 (R)/SAR153192, a fully-human delta-like ligand 4 (Dll4) monoclonal antibody (mAb), in patients with advanced solid tumors. Journal Of Clinical Oncology 2013, 31: 2502-2502. DOI: 10.1200/jco.2013.31.15_suppl.2502.Peer-Reviewed Original ResearchAbdominal painVentricular dysfunctionSolid tumorsGrade 3 nauseaGrade 3/4 AEsPhase II doseRight ventricular dysfunctionAcceptable safety profileAdvanced solid tumorsDose-escalation trialAnti-tumor activityBNP increaseCA125 responseHuman Dll4Prolonged SDsEscalation trialExpansion cohortPulmonary hypertensionLaboratory abnormalitiesDose escalationAdvanced cancerSafety profileFrequent treatmentHypertensionNausea
2007
A phase I study of BMS-582664 (brivanib alaninate), an oral dual inhibitor of VEGFR and FGFR tyrosine kinases, in combination with full-dose cetuximab in patients (pts) with advanced gastrointestinal malignancies (AGM) who failed prior therapy
Garrett C, Siu L, Giaccone G, El-Khoueiry A, Marshall J, LoRusso P, Velasquez L, Kollia G, He P, Feltquate D. A phase I study of BMS-582664 (brivanib alaninate), an oral dual inhibitor of VEGFR and FGFR tyrosine kinases, in combination with full-dose cetuximab in patients (pts) with advanced gastrointestinal malignancies (AGM) who failed prior therapy. Journal Of Clinical Oncology 2007, 25: 14018-14018. DOI: 10.1200/jco.2007.25.18_suppl.14018.Peer-Reviewed Original ResearchAdvanced gastrointestinal malignanciesFDG-PETColorectal cancerDay 8Phase I dose-escalation studyI dose-escalation studyPre-treatment FDG-PETDual tyrosine kinase inhibitorBilateral pulmonary emboliOral dual inhibitorPO day 1Treatment-related AEsFDG-PET resultsDose-escalation studyTyrosine kinase inhibitorsReproducible imaging modalityPrior therapyExpansion cohortGastrointestinal malignanciesPulmonary emboliDose escalationIntra-subject CVOral prodrugTumor responseTarget lesions