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 pathway
2023
A phase 1a dose-escalation study of PY159, a monoclonal antibody targeting TREM1 (triggering receptor expressed on myeloid cells 1).
Winer I, Patnaik A, Barve M, Kummar S, Schenk E, LoRusso P, Yeku O, Fu S, Jahchan N, Myers M, Liang L, Deegan D, Jackson L, Li Y, Reyno L, Chamberlain M. A phase 1a dose-escalation study of PY159, a monoclonal antibody targeting TREM1 (triggering receptor expressed on myeloid cells 1). Journal Of Clinical Oncology 2023, 41: 2523-2523. DOI: 10.1200/jco.2023.41.16_suppl.2523.Peer-Reviewed Original ResearchSingle agentDose levelsNon-small cell lung cancerAdvanced refractory solid tumorsDose-escalation study designImmune-related adverse eventsTriple-negative breast cancerImmune checkpoint inhibitorsAcceptable safety profileDose-escalation studyRefractory solid tumorsCell lung cancerArchival tumor tissueEnrollment of subjectsImmune-related reactionsDose proportionalECOG PSRECIST 1.1Stable diseaseTREM1 expressionCheckpoint inhibitorsAdverse eventsPartial responseRadiographic responseGynecologic cancer
2019
A phase I/Ib multicenter study to evaluate the humanized anti-CD73 antibody, CPI-006, as a single agent, in combination with CPI-444, and in combination with pembrolizumab in adult patients with advanced cancers.
Mobasher M, Miller R, Kwei L, Strahs D, Das V, Luciano G, Powderly J, Merchan J, Barve M, LoRusso P, Tripathi A, Luke J. A phase I/Ib multicenter study to evaluate the humanized anti-CD73 antibody, CPI-006, as a single agent, in combination with CPI-444, and in combination with pembrolizumab in adult patients with advanced cancers. Journal Of Clinical Oncology 2019, 37: tps2646-tps2646. DOI: 10.1200/jco.2019.37.15_suppl.tps2646.Peer-Reviewed Original ResearchSingle agentCD73 antibodyTumor growthNon-small cell lungAdequate organ functionAnti-CD73 antibodiesOpen-label trialTreatment of patientsRenal cell carcinomaSelective A2AR antagonistNumber of malignanciesKnockout mice exhibitTriple-negative breastEligible patientsMeasurable diseaseLabel trialAdult patientsStandard therapyAdvanced cancerCD73 expressionImmunosuppressive adenosineMulticenter studyUrothelial bladderCell carcinomaCell lung
2007
A phase I dose escalation trial of a daily oral CDK 4/6 inhibitor PD-0332991
O’Dwyer P, LoRusso P, DeMichele A, Gupta V, Barbi A, Dials H, Chen I, Courtney R, Wilner K, Schwartz G. A phase I dose escalation trial of a daily oral CDK 4/6 inhibitor PD-0332991. Journal Of Clinical Oncology 2007, 25: 3550-3550. DOI: 10.1200/jco.2007.25.18_suppl.3550.Peer-Reviewed Original ResearchMTD/RP2DSchedule 2/1Stable diseasePD-0332991Escalation trialPhase IPositive solid tumorsRb-positive tumorsCommon tumor typesDose-dependent increaseNovel oral inhibitorEffect of foodPhospho-Rb proteinsCommon AEsPharmacodynamic modulationMedian ageAdvanced cancerOral inhibitorPositive tumorsTumor specimensPatientsSingle agentSolid tumorsTumor typesSuccessive dose
1989
Low-Dose Continuous Infusion 5-Fluorouracil and Cisplatin
LoRusso P, Pazdur R, Redman B, Kinzie J, Vaitkevicius V. Low-Dose Continuous Infusion 5-Fluorouracil and Cisplatin. American Journal Of Clinical Oncology 1989, 12: 486-490. PMID: 2686394, DOI: 10.1097/00000421-198912000-00005.Peer-Reviewed Original ResearchConceptsContinuous infusionLow-dose continuous infusionMedian performance statusHand-foot syndromeSubclavian vein thrombosisDose continuous infusionMeasurable diseaseMedian durationMedian survivalPartial responsePerformance statusVein thrombosisComplete responseMedian ageGastric ulcerationPatientsSingle agentAntineoplastic activityCisplatinMonthsRest periodInfusionTrialsSurvivalToxicity