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
Multiplex quantitative analysis of cancer-associated fibroblasts and immunotherapy outcome in metastatic melanoma
Wong PF, Wei W, Gupta S, Smithy JW, Zelterman D, Kluger HM, Rimm DL. Multiplex quantitative analysis of cancer-associated fibroblasts and immunotherapy outcome in metastatic melanoma. Journal For ImmunoTherapy Of Cancer 2019, 7: 194. PMID: 31337426, PMCID: PMC6651990, DOI: 10.1186/s40425-019-0675-0.Peer-Reviewed Original ResearchConceptsProgression-free survivalBest overall responseSmooth muscle actinOverall survivalCell countQuantitative immunofluorescenceImmune markersImmunotherapy outcomesMelanoma patientsSignificant progression-free survivalAnti-PD-1 therapyAbsence of immunotherapyPretreatment tumor specimensImmune checkpoint blockadeCell death 1Cancer-associated fibroblast (CAF) populationNegative prognostic biomarkerCancer-associated fibroblastsWhole tissue sectionsOverall responseOS associationCAF parametersCheckpoint blockadeImmune dysregulationDeath-1