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 markersNCI 7977: A Phase I Dose-Escalation Study of Intermittent Oral ABT-888 (Veliparib) Plus Intravenous Irinotecan Administered in Patients with Advanced Solid Tumors
Cecchini M, Walther Z, Wei W, Hafez N, Pilat M, Boerner S, Durecki D, Eder J, Schalper K, Chen A, LoRusso P. NCI 7977: A Phase I Dose-Escalation Study of Intermittent Oral ABT-888 (Veliparib) Plus Intravenous Irinotecan Administered in Patients with Advanced Solid Tumors. Cancer Research Communications 2023, 3: 1113-1117. PMID: 37377610, PMCID: PMC10292219, DOI: 10.1158/2767-9764.crc-22-0485.Peer-Reviewed Original ResearchConceptsDose-limiting toxicityHomologous recombination deficiencyPARP inhibitorsStable diseaseWeekly irinotecanObjective responseDay 1Day 3Solid tumorsPhase I dose-escalation studyTwice daily days 1I dose-escalation studyPhase I clinical trialDaily days 1Dose level 1Doses of veliparibGrade 3 neutropeniaMultiple-dose schedulesProgression-free survivalAdvanced solid tumorsDose-escalation studyEvaluable patientsNonoverlapping toxicitiesDose scheduleSystemic treatment
2019
Multiplex Quantitative Analysis of Tumor-Infiltrating Lymphocytes and Immunotherapy Outcome in Metastatic Melanoma
Wong PF, Wei W, Smithy JW, Acs B, Toki MI, Blenman K, Zelterman D, Kluger HM, Rimm DL. Multiplex Quantitative Analysis of Tumor-Infiltrating Lymphocytes and Immunotherapy Outcome in Metastatic Melanoma. Clinical Cancer Research 2019, 25: 2442-2449. PMID: 30617133, PMCID: PMC6467753, DOI: 10.1158/1078-0432.ccr-18-2652.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAntineoplastic Agents, ImmunologicalBiomarkersBiomarkers, TumorFemaleFluorescent Antibody TechniqueHumansImmunohistochemistryImmunotherapyKaplan-Meier EstimateLymphocytes, Tumor-InfiltratingMaleMelanomaMiddle AgedMolecular Targeted TherapyNeoplasm StagingROC CurveT-Lymphocyte SubsetsConceptsCell countTIL activationQuantitative immunofluorescenceLymphocytic infiltrationMelanoma patientsMetastatic melanomaAnti-PD-1 responseAnti-PD-1 therapyCell death 1 (PD-1) inhibitionAbsence of immunotherapyDeath-1 (PD-1) inhibitionDisease control rateProgression-free survivalCD8 cell countsTumor-Infiltrating LymphocytesNew predictive biomarkersWhole tissue sectionsRECIST 1.1Progressive diseaseDurable responsesObjective responsePartial responseImmunotherapy outcomesLymphocyte profilesMultivariable analysis