2023
Single cell analysis via mass cytometry of spontaneous intestinal perforation reveals alterations in small intestinal innate and adaptive mucosal immunity
Olaloye O, Eke C, Jolteus A, Konnikova L. Single cell analysis via mass cytometry of spontaneous intestinal perforation reveals alterations in small intestinal innate and adaptive mucosal immunity. Frontiers In Immunology 2023, 14: 995558. PMID: 36825028, PMCID: PMC9941693, DOI: 10.3389/fimmu.2023.995558.Peer-Reviewed Original ResearchConceptsSpontaneous intestinal perforationMucosal immune dysfunctionSevere gastrointestinal complicationsSmall intestinal mucosaMass cytometry timeGastrointestinal complicationsIntestinal perforationEnteral feedsImmune dysfunctionPremature infantsWeeks' gestationTerminal ileumCytometry timeIntestinal mucosaDisease pathogenesisLocalized perforationFirst weekPatientsSurgeryGestationPerforationPrematurityComplicationsDysfunctionMucosa
2021
Serum Analyte Profiles Associated With Crohn’s Disease and Disease Location
Boucher G, Paradis A, Chabot-Roy G, Coderre L, Hillhouse E, Bitton A, Rosiers C, Levings M, Schumm L, Lazarev M, Brant S, Duerr R, McGovern D, Silverberg M, Cho J, Lesage S, Rioux J, Bitton A, Boucher G, Charron G, Rosiers C, Forest A, Goyette P, Ivinson S, Joseph L, Kohen R, Lachaine J, Lesage S, Levings M, Rioux J, Thompson-Legault J, Vachon L, Veilleux S, White-Guay B, Bajpai M, Birch S, Bitton A, Borowski K, Botwin G, Boucher G, Brant S, Chen W, Cho J, Cordero R, Côté-Daigneault J, Daly M, Datta L, Duerr R, Filice M, Fleshner P, Gettler K, Giri M, Goyette P, Hao K, Haritunians T, Itan Y, Johnston E, Konnikova L, Landers C, Lazarev M, Li D, McGovern D, Mengesha E, Merad M, Miladinova V, Nayeri S, Proksell S, Raquel M, Rioux J, Rymaszewski K, Sabic K, Sands B, Schumm L, Schwartz M, Silverberg M, Simpson C, Stempak J, Stevens C, Targan S, Xavier R. Serum Analyte Profiles Associated With Crohn’s Disease and Disease Location. Inflammatory Bowel Diseases 2021, 28: 9-20. PMID: 34106269, PMCID: PMC8730700, DOI: 10.1093/ibd/izab123.Peer-Reviewed Original ResearchConceptsCrohn's diseaseDisease locationCD patientsIL-6 beingColonic Crohn's diseaseInterleukin IL-6IL-12p70Chronic inflammationColorectal diseaseIL-6Inflammatory processHealthy controlsColorectal regionIntestinal microbiotaClinical observationsEpithelial barrierImmune systemPatientsSerum analytesEndothelial systemDiseaseSerum samplesGrowth factorMultiple cell typesDigestive tract
2019
Tu1845 – Identification of a Unique Population of Gi Mast Cells in a Subset of Patients with Mast Cell Activation Syndrome
Hamilton M, Konnikova L, Pozdnyakova O, Lyons J, Milner J, Shirley J, Ryan L, Tang Y, Snapper S, Glover S. Tu1845 – Identification of a Unique Population of Gi Mast Cells in a Subset of Patients with Mast Cell Activation Syndrome. Gastroenterology 2019, 156: s-1146. DOI: 10.1016/s0016-5085(19)39831-2.Peer-Reviewed Original Research
2018
382 - High Dimensional Immune Phenotyping Using Mass Cytometry Reveals Unique IL1B Signatures in Peripheral Blood and GI Tissue of Ulcerative Colitis, Crohn's Disease, and IL10R Deficient Patients
Mitsialis V, Shouval D, Wall S, Snapper S, Konnikova L. 382 - High Dimensional Immune Phenotyping Using Mass Cytometry Reveals Unique IL1B Signatures in Peripheral Blood and GI Tissue of Ulcerative Colitis, Crohn's Disease, and IL10R Deficient Patients. Gastroenterology 2018, 154: s-90-s-91. DOI: 10.1016/s0016-5085(18)30750-9.Peer-Reviewed Original Research
2017
An algorithm for the classification of mRNA patterns in eosinophilic esophagitis: Integration of machine learning
Sallis BF, Erkert L, Moñino-Romero S, Acar U, Wu R, Konnikova L, Lexmond WS, Hamilton MJ, Dunn WA, Szepfalusi Z, Vanderhoof JA, Snapper SB, Turner JR, Goldsmith JD, Spencer LA, Nurko S, Fiebiger E. An algorithm for the classification of mRNA patterns in eosinophilic esophagitis: Integration of machine learning. Journal Of Allergy And Clinical Immunology 2017, 141: 1354-1364.e9. PMID: 29273402, PMCID: PMC6425755, DOI: 10.1016/j.jaci.2017.11.027.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAlgorithmsChildChild, PreschoolDecision Support Systems, ClinicalDecision Support TechniquesEosinophilic EsophagitisFactor Analysis, StatisticalFemaleGenetic MarkersHumansImmunohistochemistryInfantMachine LearningMaleRegistriesRNA, MessengerSensitivity and SpecificitySingle-Blind MethodConceptsAllergic statusEosinophilic esophagitisPatient's allergic statusGastroesophageal reflux diseaseBiopsies of patientsEpsilon germ-line transcriptsEoE patientsReflux diseaseAllergic inflammationIgE productionSerum IgEEquivocal patientsPatient subpopulationsDiagnostic evaluationIndividualized therapyEquivocal casesPrimary analysisPatient careGerm-line transcriptsEoEPatientsDiagnostic precisionEsophagitisScoresTherapy