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
2019
A phase I study of TAS-102 in combination with oxaliplatin (TAS-OX) for refractory metastatic colorectal cancer (mCRC).
Cecchini M, Kortmansky J, Lacy J, Fischbach N, Thumar J, Sabbath K, Gomez C, Sporn J, Stein S, Hochster H. A phase I study of TAS-102 in combination with oxaliplatin (TAS-OX) for refractory metastatic colorectal cancer (mCRC). Journal Of Clinical Oncology 2019, 37: 630-630. DOI: 10.1200/jco.2019.37.4_suppl.630.Peer-Reviewed Original ResearchDisease control rateMetastatic colorectal cancerTAS-102Progressive diseaseDay 1Thymidine phosphorylase inhibitorRefractory metastatic colorectal cancerDose-escalating studyECOG PS 0Phase II doseEfficacy of oxaliplatinUsual laboratory parametersEligible patientsEvaluable patientsMeasurable diseaseUnexpected AEsStarting doseTreatment discontinuationPS 0Improved survivalLaboratory parametersOral combinationColorectal cancerPatient populationControl rate