2024
Author Correction: Inhibition of lysine acetyltransferase KAT6 in ER+HER2− metastatic breast cancer: a phase 1 trial
Mukohara T, Park Y, Sommerhalder D, Yonemori K, Hamilton E, Kim S, Kim J, Iwata H, Yamashita T, Layman R, Mita M, Clay T, Chae Y, Oakman C, Yan F, Kim G, Im S, Lindeman G, Rugo H, Liyanage M, Saul M, Le Corre C, Skoura A, Liu L, Li M, LoRusso P. Author Correction: Inhibition of lysine acetyltransferase KAT6 in ER+HER2− metastatic breast cancer: a phase 1 trial. Nature Medicine 2024, 30: 2371-2371. PMID: 38914862, PMCID: PMC11333270, DOI: 10.1038/s41591-024-03129-w.Peer-Reviewed Original ResearchA phase 1 dose expansion study of a first-in-class KAT6 inhibitor (PF-07248144) in patients with advanced or metastatic ER+ HER2− breast cancer.
Mukohara T, Park Y, Sommerhalder D, Yonemori K, Kim S, Kim J, Iwata H, Yamashita T, Layman R, Kim G, Im S, Lindeman G, Rugo H, Liyanage M, Homji Mishra N, Maity A, Bogg O, Liu L, Li M, LoRusso P. A phase 1 dose expansion study of a first-in-class KAT6 inhibitor (PF-07248144) in patients with advanced or metastatic ER+ HER2− breast cancer. Journal Of Clinical Oncology 2024, 42: 3006-3006. DOI: 10.1200/jco.2024.42.16_suppl.3006.Peer-Reviewed Original ResearchHER2- metastatic breast cancerTreatment-related adverse eventsMetastatic breast cancerCirculating tumor DNABreast cancerGene mutationsFrequent treatment-related adverse eventsMedian duration of follow-upAntitumor activityDuration of follow-upClinical benefit rateProgression-free survivalHER2 breast cancerMutant allele frequencyExpansion doseFulvestrant combinationMedian DoRESR1 mutationsMetastatic settingDose modificationEndocrine therapySystemic therapyMedian durationTumor DNACDK4/6 inhibitors184MO First-in-human phase I/IIa study of the first-in-class, next-generation CDK4-selective inhibitor PF-07220060 in combination with endocrine therapy (ET) in patients (pts) with HR+/HER2− metastatic breast cancer (mBC) who progressed on prior CDK4/6 inhibitors (CDK4/6i): Safety and efficacy update
Yap T, Sharma M, Hamilton E, Lorusso P, Basu C, Delioukina M, Liu F, Neumann H, Park J, Giordano A. 184MO First-in-human phase I/IIa study of the first-in-class, next-generation CDK4-selective inhibitor PF-07220060 in combination with endocrine therapy (ET) in patients (pts) with HR+/HER2− metastatic breast cancer (mBC) who progressed on prior CDK4/6 inhibitors (CDK4/6i): Safety and efficacy update. ESMO Open 2024, 9: 103206. DOI: 10.1016/j.esmoop.2024.103206.Peer-Reviewed Original ResearchEntinostat, 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 cellsThe HER2-directed antibody-drug conjugate DHES0815A in advanced and/or metastatic breast cancer: preclinical characterization and phase 1 trial results
Lewis G, Li G, Guo J, Yu S, Fields C, Lee G, Zhang D, Dragovich P, Pillow T, Wei B, Sadowsky J, Leipold D, Wilson T, Kamath A, Mamounas M, Lee M, Saad O, Choeurng V, Ungewickell A, Monemi S, Crocker L, Kalinsky K, Modi S, Jung K, Hamilton E, LoRusso P, Krop I, Schutten M, Commerford R, Sliwkowski M, Cho E. The HER2-directed antibody-drug conjugate DHES0815A in advanced and/or metastatic breast cancer: preclinical characterization and phase 1 trial results. Nature Communications 2024, 15: 466. PMID: 38212321, PMCID: PMC10784567, DOI: 10.1038/s41467-023-44533-z.Peer-Reviewed Original ResearchConceptsHER2 antibody-drug conjugatesAntibody-drug conjugatesMetastatic breast cancerPhase 1 trialBreast cancerHER2-positive metastatic breast cancerHER2-positive breast cancerObjective response rateDose-escalation studyDuration of responseModel of HER2Anti-tumor activityMechanism of actionTrastuzumab deruxtecanPulmonary toxicityTrastuzumab emtansinePreclinical characterizationResponse rateHigh dosesVivo efficacySecondary objectiveEarly signsPotent cytotoxic agentCytotoxic agentsCancer
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 phase 1 dose escalation study of the KAT6 inhibitor PF-07248144 in patients with advanced solid tumors.
Sommerhalder D, Hamilton E, Mukohara T, Yonemori K, Mita M, Yamashita T, Zheng J, Liu L, Maity A, Homji Mishra N, Bogg O, Li M, LoRusso P. First-in-human phase 1 dose escalation study of the KAT6 inhibitor PF-07248144 in patients with advanced solid tumors. Journal Of Clinical Oncology 2023, 41: 1054-1054. DOI: 10.1200/jco.2023.41.16_suppl.1054.Peer-Reviewed Original ResearchWhite blood cellsEndocrine therapyPartial responsePart 1BPhase 1 dose-escalation studyHuman phase 1 studyPreclinical anti-tumor activityDurable partial responseTreatment-related AEsAdvanced solid tumorsDose-escalation studySystemic anticancer therapyPhase 1 studyAnti-tumor activityPart 1AEscalation studyMedian agePrior linesStandard therapyDose escalationCDK4/6 inhibitorsDisease progressionBreast cancerTumor biopsiesG1-2
2022
Praluzatamab Ravtansine, a CD166-Targeting Antibody–Drug Conjugate, in Patients with Advanced Solid Tumors: An Open-Label Phase I/II Trial
Boni V, Fidler MJ, Arkenau HT, Spira A, Meric-Bernstam F, Uboha N, Sanborn RE, Sweis RF, LoRusso P, Nagasaka M, Garcia-Corbacho J, Jalal S, Harding JJ, Kim SK, Miedema IHC, Vugts DJ, Huisman MC, Zwezerijnen GJC, van Dongen GAMS, van Oordt C, Wang S, Dang T, Zein IA, Vasiljeva O, Lyman SK, Paton V, Hannah A, Liu JF. Praluzatamab Ravtansine, a CD166-Targeting Antibody–Drug Conjugate, in Patients with Advanced Solid Tumors: An Open-Label Phase I/II Trial. Clinical Cancer Research 2022, 28: 2020-2029. PMID: 35165101, PMCID: PMC9365353, DOI: 10.1158/1078-0432.ccr-21-3656.Peer-Reviewed Original ResearchConceptsAdvanced solid tumorsOpen-label phase I/II trialSolid tumorsPhase I/II trialPhase I/II clinical trialsBasis of tolerabilityPhase II doseBreast cancer subsetsAntibody-drug conjugatesProtease-cleavable linkerEligible patientsPosttreatment biopsiesPrior therapyStable diseaseII trialPartial responseSafety profileTumor regressionClinical trialsPrevalent subtypeCancer subsetsClinical activityMetastatic cancerBreast cancerMedian number
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 duration
2020
Trial in progress: A phase II open-label, randomized study of PARP inhibition (olaparib) either alone or in combination with anti-PD-L1 therapy (atezolizumab) in homologous DNA repair (HDR) deficient, locally advanced or metastatic non-HER2-positive breast cancer.
LoRusso P, Pilat M, Santa-Maria C, Connolly R, Roesch E, Afghahi A, Han H, Nanda R, Wulf G, Assad H, Park H, Dees E, Force J, Noonan A, Brufsky A, Abramson V, Haley B, Buys S, Sharon E, Schalper K. Trial in progress: A phase II open-label, randomized study of PARP inhibition (olaparib) either alone or in combination with anti-PD-L1 therapy (atezolizumab) in homologous DNA repair (HDR) deficient, locally advanced or metastatic non-HER2-positive breast cancer. Journal Of Clinical Oncology 2020, 38: tps1102-tps1102. DOI: 10.1200/jco.2020.38.15_suppl.tps1102.Peer-Reviewed Original ResearchPositive breast cancerPo bidPARP inhibitionBreast cancerImmune responseOpen-label phase II clinical trialAdaptive anti-tumor immune responsesAnti-tumor immune responsePhase II clinical trialMarked lymphocyte infiltrationPD-1 blockadePD-L1 expressionPre-treatment biopsiesProgression-free survivalAntitumor immune responseImmune checkpoint blockadeMajority of patientsBRCA 1/2 mutationsTumor immune contextureBiopsy time pointsHomologous DNA repairPARP inhibitor olaparibMonotherapy armCombination armImmune contextureCX-2009, a CD166-directed probody drug conjugate (PDC): Results from the first-in-human study in patients (Pts) with advanced cancer including breast cancer (BC).
Boni V, Burris III H, Liu J, Spira A, Arkenau H, Fidler M, Rosen L, Sweis R, Uboha N, Sanborn R, O'Neil B, Harding J, LoRusso P, Weise A, Garcia-Corbacho J, Victoria I, Frye J, Li R, Stroh M, Meric-Bernstam F. CX-2009, a CD166-directed probody drug conjugate (PDC): Results from the first-in-human study in patients (Pts) with advanced cancer including breast cancer (BC). Journal Of Clinical Oncology 2020, 38: 526-526. DOI: 10.1200/jco.2020.38.15_suppl.526.Peer-Reviewed Original ResearchTreatment-related adverse eventsBreast cancerQ3w scheduleAdvanced cancerGrade 3 treatment-related adverse eventsHuman studiesCommon treatment-related adverse eventsMultiple solid tumor modelsInfusion-related reactionsPhase II doseAdvanced solid tumorsDose-escalation phaseDose-escalation studyPhase II expansionClinical trial informationPopulation pharmacokinetic simulationsMicrotubule inhibitorsSolid tumor modelsTumor-associated proteasesCX-072Prior therapyQ2W dosingQ3W dosingAdverse eventsPartial response
2019
343P Phase I dose escalation study of a selective androgen receptor modulator RAD140 in estrogen receptor positive (ER+), HER2 negative (HER2-) breast cancer (BC)
Hamilton E, Vidula N, Ma C, LoRusso P, Bagley R, Yu Z, Annett M, Weitzman A, Conlan M, Weise A. 343P Phase I dose escalation study of a selective androgen receptor modulator RAD140 in estrogen receptor positive (ER+), HER2 negative (HER2-) breast cancer (BC). Annals Of Oncology 2019, 30: v123. DOI: 10.1093/annonc/mdz242.038.Peer-Reviewed Original ResearchProstate-specific antigenSelective AR modulatorsALT/ASTBreast cancerMetastatic BCRadius HealthAndrogen receptorHER2-negative breast cancerSerum prostate-specific antigenAR agonist activityGenentech/RocheWeight/appetiteAntitumor activityFrequent adverse eventsAcceptable safety profileKey eligibility criteriaMetastatic breast cancerPhase 1 studyHormone-binding globulinAndrogen-responsive tissuesDrug-related deathsNegative breast cancerBristol-Myers SquibbFlatiron HealthStable disease
2017
90TiP A phase Ib trial of xentuzumab and abemaciclib in patients with locally advanced or metastatic solid tumors, hormone receptor-positive (HR+), HER2-negative (HER2-) breast cancer (BC; +/- endocrine therapy), or non-small-cell lung cancer (NSCLC)
Yee D, Prat A, Sablin M, Iwata H, Johnston E, Bogenrieder T, Serra J, Hua H, LoRusso P. 90TiP A phase Ib trial of xentuzumab and abemaciclib in patients with locally advanced or metastatic solid tumors, hormone receptor-positive (HR+), HER2-negative (HER2-) breast cancer (BC; +/- endocrine therapy), or non-small-cell lung cancer (NSCLC). Annals Of Oncology 2017, 28: x25. DOI: 10.1093/annonc/mdx656.001.Peer-Reviewed Original Research235TiP A Phase Ib trial of xentuzumab and abemaciclib in patients with locally advanced or metastatic solid tumours, hormone receptor-positive (HR+), HER2-negative (HER2-) breast cancer (BC; +/-endocrine therapy), or non-small-cell lung cancer (NSCLC)
Prat A, Yee D, Sablin M, Iwata H, Johnston E, Bogenrieder T, Serra J, Stucke-Straub K, Russo P. 235TiP A Phase Ib trial of xentuzumab and abemaciclib in patients with locally advanced or metastatic solid tumours, hormone receptor-positive (HR+), HER2-negative (HER2-) breast cancer (BC; +/-endocrine therapy), or non-small-cell lung cancer (NSCLC). Annals Of Oncology 2017, 28: v72-v73. DOI: 10.1093/annonc/mdx364.017.Peer-Reviewed Original ResearchA Phase I/Ib Study of Enzalutamide Alone and in Combination with Endocrine Therapies in Women with Advanced Breast Cancer
Schwartzberg LS, Yardley D, Elias A, Patel M, LoRusso P, Burris HA, Gucalp A, Peterson A, Blaney M, Steinberg J, Gibbons J, Traina TA. A Phase I/Ib Study of Enzalutamide Alone and in Combination with Endocrine Therapies in Women with Advanced Breast Cancer. Clinical Cancer Research 2017, 23: 4046-4054. PMID: 28280092, DOI: 10.1158/1078-0432.ccr-16-2339.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAnastrozoleAntineoplastic Agents, HormonalAntineoplastic Combined Chemotherapy ProtocolsAromatase InhibitorsBenzamidesBreast NeoplasmsCytochrome P-450 CYP3ADose-Response Relationship, DrugDrug-Related Side Effects and Adverse ReactionsFemaleHumansMiddle AgedNeoplasm StagingNitrilesPhenylthiohydantoinPostmenopauseReceptors, EstrogenReceptors, ProgesteroneTriazolesConceptsEndocrine therapyEnzalutamide monotherapyBreast cancerEstrogen receptor-positive/progesterone receptor-positive breast cancerProgesterone receptor-positive breast cancerCytochrome P450 3A4 inducerRandomized phase II studyReceptor-positive breast cancerDose-expansion cohortsEffect of enzalutamidePhase II studyAdvanced breast cancerAndrogen receptor signalingBreast cancer modelClin Cancer ResDose modificationII studyPharmacokinetic interactionsPreclinical dataProstate cancerIb studyAdditional cohortMonotherapyCancer modelExemestane
2016
A Phase I Pharmacokinetic Study of Trastuzumab Emtansine (T-DM1) in Patients with Human Epidermal Growth Factor Receptor 2-Positive Metastatic Breast Cancer and Normal or Reduced Hepatic Function
Li C, Agarwal P, Gibiansky E, Jin J, Dent S, Gonçalves A, Nijem I, Strasak A, Harle-Yge M, Chernyukhin N, LoRusso P, Girish S. A Phase I Pharmacokinetic Study of Trastuzumab Emtansine (T-DM1) in Patients with Human Epidermal Growth Factor Receptor 2-Positive Metastatic Breast Cancer and Normal or Reduced Hepatic Function. Clinical Pharmacokinetics 2016, 56: 1069-1080. PMID: 27995530, DOI: 10.1007/s40262-016-0496-y.Peer-Reviewed Original ResearchConceptsNormal hepatic functionModerate hepatic impairmentHepatic impairmentMetastatic breast cancerHepatic functionTrastuzumab emtansineBreast cancerCycle 1Positive metastatic breast cancerHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Phase I pharmacokinetic studyHuman epidermal growth factor receptorChild-Pugh criteriaMild hepatic impairmentT-DM1 3.6T-DM1 exposureGrowth factor receptor 2I pharmacokinetic studyFactor receptor 2Epidermal growth factor receptorGrowth factor receptorModerate cohortBaseline albuminT-DM1A phase I study of continuous (Con) and intermittent (Int) AZD2014 plus fulvestrant (F) in patients (pts) with estrogen receptor (ER+) metastatic breast cancer (BC).
Hamilton E, Patel M, Gluck W, Weise A, Pant S, Jones S, LoRusso P, Kittaneh M, Cosulich S, Harrington E, Littlewood G, Oelmann E, Burris H. A phase I study of continuous (Con) and intermittent (Int) AZD2014 plus fulvestrant (F) in patients (pts) with estrogen receptor (ER+) metastatic breast cancer (BC). Journal Of Clinical Oncology 2016, 34: 563-563. DOI: 10.1200/jco.2016.34.15_suppl.563.Peer-Reviewed Original Research
2015
Phase I dose-finding study of the gamma secretase inhibitor PF-03084014 (PF-4014) in combination with docetaxel in patients (pts) with advanced triple-negative breast cancer (TNBC).
Curigliano G, Aftimos P, Dees E, LoRusso P, Pegram M, Awada A, Huang B, Cesari R, Jiang Y, Shaik M, Kern K, Locatelli M. Phase I dose-finding study of the gamma secretase inhibitor PF-03084014 (PF-4014) in combination with docetaxel in patients (pts) with advanced triple-negative breast cancer (TNBC). Journal Of Clinical Oncology 2015, 33: 1068-1068. DOI: 10.1200/jco.2015.33.15_suppl.1068.Peer-Reviewed Original Research
2014
Enzalutamide plus exemestane: A pilot study to assess safety, pharmacokinetics, and effects on circulating estrogens in women with advanced hormone-positive breast cancer.
Schwartzberg L, Yardley D, Elias A, Patel M, Gucalp A, Burris H, Peterson A, Hannah A, Blaney M, Gibbons J, Tudor I, Steinberg J, LoRusso P, Infante J, Hudis C, Traina T. Enzalutamide plus exemestane: A pilot study to assess safety, pharmacokinetics, and effects on circulating estrogens in women with advanced hormone-positive breast cancer. Journal Of Clinical Oncology 2014, 32: 545-545. DOI: 10.1200/jco.2014.32.15_suppl.545.Peer-Reviewed Original Research10P A Phase 1 Open-Label Study Evaluating the Safety, Tolerability, and Pharmacokinetics of Enzalutamide Alone or Combined with an Aromatase Inhibitor in Women with Advanced Breast Cancer
Traina T, Yardley D, Patel M, Schwartzberg L, Elias A, Gucalp A, Blaney M, Gibbons J, Hudis C, LoRusso P. 10P A Phase 1 Open-Label Study Evaluating the Safety, Tolerability, and Pharmacokinetics of Enzalutamide Alone or Combined with an Aromatase Inhibitor in Women with Advanced Breast Cancer. Annals Of Oncology 2014, 25: i4. DOI: 10.1093/annonc/mdu064.1.Peer-Reviewed Original Research