2023
Quantitative DNA Repair Biomarkers and Immune Profiling for Temozolomide and Olaparib in Metastatic Colorectal Cancer
Cecchini M, Zhang J, Wei W, Sklar J, Lacy J, Zhong M, Kong Y, Zhao H, DiPalermo J, Devine L, Stein S, Kortmansky J, Johung K, Bindra R, LoRusso P, Schalper K. Quantitative DNA Repair Biomarkers and Immune Profiling for Temozolomide and Olaparib in Metastatic Colorectal Cancer. Cancer Research Communications 2023, 3: 1132-1139. PMID: 37387791, PMCID: PMC10305782, DOI: 10.1158/2767-9764.crc-23-0045.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingMGMT protein expressionColorectal cancerStable diseaseQuantitative immunofluorescenceT cellsProtein expressionPromoter hypermethylationLow MGMT protein expressionPARP inhibitorsRadiographic tumor regressionMetastatic colorectal cancerAdvanced colorectal cancerPretreatment tumor biopsiesEffector T cellsTumor-infiltrating lymphocytesMGMT proteinDNA repair biomarkersBaseline CD8Eligible patientsIncreased CD8Methylguanine-DNA methyltransferaseObjective responseProgressive diseaseImmune markers
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 cancer
2019
Phase I Study of the Indoleamine 2,3-Dioxygenase 1 (IDO1) Inhibitor Navoximod (GDC-0919) Administered with PD-L1 Inhibitor (Atezolizumab) in Advanced Solid Tumors
Jung KH, LoRusso P, Burris H, Gordon M, Bang YJ, Hellmann MD, Cervantes A, de Olza M, Marabelle A, Hodi FS, Ahn MJ, Emens LA, Barlesi F, Hamid O, Calvo E, McDermott D, Soliman H, Rhee I, Lin R, Pourmohamad T, Suchomel J, Tsuhako A, Morrissey K, Mahrus S, Morley R, Pirzkall A, Davis SL. Phase I Study of the Indoleamine 2,3-Dioxygenase 1 (IDO1) Inhibitor Navoximod (GDC-0919) Administered with PD-L1 Inhibitor (Atezolizumab) in Advanced Solid Tumors. Clinical Cancer Research 2019, 25: 3220-3228. PMID: 30770348, PMCID: PMC7980952, DOI: 10.1158/1078-0432.ccr-18-2740.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntibodies, Monoclonal, HumanizedAntineoplastic Combined Chemotherapy ProtocolsB7-H1 AntigenBiomarkers, TumorHumansImidazolesIndoleamine-Pyrrole 2,3,-DioxygenaseIndolesMagnetic Resonance ImagingMiddle AgedNeoplasm MetastasisNeoplasm StagingNeoplasmsTomography, X-Ray ComputedTreatment OutcomeConceptsPD-L1 inhibitorsT cellsPartial responseAdvanced cancerDay 1Dose levelsCommon treatment-related AEsDose-escalation stageTreatment-related AEsAdvanced solid tumorsEffector T cellsRegulatory T cellsLinear pharmacokinetic profileLocal tumor microenvironmentInvestigational small-molecule inhibitorExpansion patientsKynurenine accumulationComplete responseImmune suppressionIntravenous infusionAcceptable safetyTryptophan depletionNavoximodAtezolizumabPlasma Kyn