2023
Digital spatial profiling links beta-2-microglobulin expression with immune checkpoint blockade outcomes in head and neck squamous cell carcinoma
Gavrielatou N, Vathiotis I, Aung T, Shafi S, Burela S, Fernandez A, Moutafi M, Burtness B, Economopoulou P, Anastasiou M, Foukas P, Psyrri A, Rimm D. Digital spatial profiling links beta-2-microglobulin expression with immune checkpoint blockade outcomes in head and neck squamous cell carcinoma. Cancer Research Communications 2023, 3: 558-563. PMID: 37057033, PMCID: PMC10088911, DOI: 10.1158/2767-9764.crc-22-0299.Peer-Reviewed Original ResearchConceptsDigital spatial profilingB2M expressionOverall survivalM HNSCCImmunotherapy outcomesNeck squamous cell carcinoma (HNSCC) treatmentHigh beta-2 microglobulinSquamous cell carcinoma treatmentCell death protein 1Neck squamous cell carcinomaM expressionPretreatment biopsy samplesImmune checkpoint inhibitorsPD-L1 expressionImmune checkpoint markersDeath protein 1Squamous cell carcinomaB2MBeta-2-microglobulinBeta 2 microglobulin expressionImproved PFSCheckpoint inhibitorsMetastatic headCheckpoint markersImproved survival
2022
Digital spatial profiling to uncover biomarkers of immunotherapy outcomes in head and neck squamous cell carcinoma.
Gavrielatou N, Vathiotis I, Aung T, Shafi S, Burela S, Fernandez A, Psyrri A, Rimm D. Digital spatial profiling to uncover biomarkers of immunotherapy outcomes in head and neck squamous cell carcinoma. Journal Of Clinical Oncology 2022, 40: 6050-6050. DOI: 10.1200/jco.2022.40.16_suppl.6050.Peer-Reviewed Original ResearchNeck squamous cell carcinomaM HNSCC patientsSquamous cell carcinomaB2M expressionOverall survivalHNSCC patientsValidation cohortCell carcinomaB2MPre-treatment biopsy samplesUnivariate Cox regression modelM expressionFunctional antigen presentationHigh beta2-microglobulinTreatment of recurrentImmune checkpoint expressionCox regression modelImmune cell markersStandard of careIndependent validation cohortSpatial profiling technologyDigital spatial profilingDigital spatial profiling (DSP) technologyImmune stromaM HNSCC
2017
Impaired HLA Class I Antigen Processing and Presentation as a Mechanism of Acquired Resistance to Immune Checkpoint Inhibitors in Lung Cancer
Gettinger S, Choi J, Hastings K, Truini A, Datar I, Sowell R, Wurtz A, Dong W, Cai G, Melnick MA, Du VY, Schlessinger J, Goldberg SB, Chiang A, Sanmamed MF, Melero I, Agorreta J, Montuenga LM, Lifton R, Ferrone S, Kavathas P, Rimm DL, Kaech SM, Schalper K, Herbst RS, Politi K. Impaired HLA Class I Antigen Processing and Presentation as a Mechanism of Acquired Resistance to Immune Checkpoint Inhibitors in Lung Cancer. Cancer Discovery 2017, 7: cd-17-0593. PMID: 29025772, PMCID: PMC5718941, DOI: 10.1158/2159-8290.cd-17-0593.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitorsPatient-derived xenograftsHLA class ILung cancerClass ICell surface HLA class ILung cancer mouse modelPD-1 blockadeStandard treatment algorithmCancer mouse modelLung cancer samplesDefective antigen processingCheckpoint inhibitorsPD-1Treatment algorithmMouse modelAntagonistic antibodiesDiverse malignanciesAntigen processingCancer samplesB2MHomozygous lossTumorsCancerRecurrent mutations