2023
ScRNA-seq defines dynamic T-cell subsets in longitudinal colon and peripheral blood samples in immune checkpoint inhibitor-induced colitis
Mann J, Lucca L, Austin M, Merkin R, Robert M, Al Bawardy B, Raddassi K, Aizenbud L, Joshi N, Hafler D, Abraham C, Herold K, Kluger H. ScRNA-seq defines dynamic T-cell subsets in longitudinal colon and peripheral blood samples in immune checkpoint inhibitor-induced colitis. Journal For ImmunoTherapy Of Cancer 2023, 11: e007358. PMID: 37586769, PMCID: PMC10432652, DOI: 10.1136/jitc-2023-007358.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitorsT cell subsetsCheckpoint inhibitorsImmune environmentImmune checkpoint inhibitor-induced colitisCheckpoint inhibitor-induced colitisPeripheral immune environmentsStages of colitisTreatment of colitisMerkel cell carcinomaT cell populationsPeripheral blood samplesCourse of progressionT cell receptorMultiple tumor typesAlternative cancer therapyCommon toxicitiesICI colitisTreatment discontinuationAdverse eventsBiologic therapyImmune suppressionCell carcinomaColitisBlood samples
2021
Checkpoint Inhibitor Colitis Shows Drug-Specific Differences in Immune Cell Reaction That Overlap With Inflammatory Bowel Disease and Predict Response to Colitis Therapy
Lo YC, Price C, Blenman K, Patil P, Zhang X, Robert ME. Checkpoint Inhibitor Colitis Shows Drug-Specific Differences in Immune Cell Reaction That Overlap With Inflammatory Bowel Disease and Predict Response to Colitis Therapy. American Journal Of Clinical Pathology 2021, 156: 214-228. PMID: 33555016, DOI: 10.1093/ajcp/aqaa217.Peer-Reviewed Original ResearchConceptsInflammatory bowel diseaseCD8/FOXP3 ratioBiopsy specimensCPI patientsPD-1CD68 scoreFOXP3 ratioBowel diseasePD-L1Antibody-treated patientsCheckpoint inhibitor colitisPD-L1 groupInitial biopsy specimensPD-L1 expressionImmune cell reactionsColonic biopsy specimensDrug-specific differencesIBD groupCheckpoint inhibitorsChronicity scoreActivity scoreImmune phenotypeTherapeutic responseColitisShared pathophysiology
1998
Effect of Heparin on Dextran Sulfate Sodium-Induced Colitis
Korzenik J, Hsu A, Robert M. Effect of Heparin on Dextran Sulfate Sodium-Induced Colitis. Digestive Diseases And Sciences 1998, 43: 1800-1805. PMID: 9724172, DOI: 10.1023/a:1018800207063.Peer-Reviewed Original ResearchConceptsBowel diseaseDextran Sulfate Sodium-Induced ColitisDextran sulfate-induced colitisSeverity of colitisSulfate-induced colitisInduction of colitisEffect of heparinMurine colitisSubcutaneous injectionWebster miceColitisHeparinized animalsHeparinAnticoagulant propertiesDiseaseMiceDextran sulfateOpposite effectSulfated polysaccharidesAnimalsDrinking waterSimilar pathwaysDosesSeverity
1996
Diffuse colonic mantle cell lymphoma in a patient with presumed ulcerative colitis: detection of a precursor monoclonal lymphoid population using polymerase chain reaction and immunohistochemistry.
Robert M, Kuo F, Longtine J, Sklar J, Schrock T, Weidner N. Diffuse colonic mantle cell lymphoma in a patient with presumed ulcerative colitis: detection of a precursor monoclonal lymphoid population using polymerase chain reaction and immunohistochemistry. The American Journal Of Surgical Pathology 1996, 20: 1024-31. PMID: 8712289, DOI: 10.1097/00000478-199608000-00011.Peer-Reviewed Original ResearchConceptsUlcerative colitisColonic lymphomaMantle cell lymphomaMucosal changesCell lymphomaInflammatory mucosal changesPrimary colonic lymphomaSevere ulcerative colitisImmunoglobulin heavy chain gene rearrangementHigh-grade morphologyHeavy chain gene rearrangementMonoclonal lymphoid populationLate complicationsMucosal injuryUnderlying diseasePrimary lymphomaFurther workupInitial diagnosisResection specimenPolymerase chain reactionSuperficial biopsiesLymphoid proliferationsColitisLymphoid populationsLymphoma