2023
MKP1 promotes nonalcoholic steatohepatitis by suppressing AMPK activity through LKB1 nuclear retention
Qiu B, Lawan A, Xirouchaki C, Yi J, Robert M, Zhang L, Brown W, Fernández-Hernando C, Yang X, Tiganis T, Bennett A. MKP1 promotes nonalcoholic steatohepatitis by suppressing AMPK activity through LKB1 nuclear retention. Nature Communications 2023, 14: 5405. PMID: 37669951, PMCID: PMC10480499, DOI: 10.1038/s41467-023-41145-5.Peer-Reviewed Original ResearchIdiopathic myointimal hyperplasia of the mesenteric veins: A systematic review and individual patient data regression analysis
Rozner R, Gisriel S, Damianos J, Grimshaw A, Rizwan R, Nawaz A, Chan K, Wan D, Pantel H, Bhutta A, Fenster M, Brandt L, Barbieri A, Robert M, Feuerstadt P, Li D. Idiopathic myointimal hyperplasia of the mesenteric veins: A systematic review and individual patient data regression analysis. Journal Of Gastroenterology And Hepatology 2023, 38: 1040-1046. PMID: 37086041, DOI: 10.1111/jgh.16193.Peer-Reviewed Original ResearchConceptsIdiopathic myointimal hyperplasiaColonic ischemiaMesenteric veinRectal bleedingRectal involvementMyointimal hyperplasiaSystematic reviewYounger ageMultivariate logistic regression analysisCurative surgical resectionInferior mesenteric veinPre-surgical identificationLogistic regression analysisRegression analysisIschemic colitisAbdominal painMucosal ulcerationEndoscopic findingsSelect patientsSurgical resectionUncommon causeDiagnostic delaySurgical treatmentClinical featuresHospital records
2021
Renalase is a novel tissue and serological biomarker in pancreatic ductal adenocarcinoma
Gao Y, Wang M, Guo X, Hu J, Chen TM, Finn S, Lacy J, Kunstman JW, H. C, Bellin MD, Robert ME, Desir GV, Gorelick FS. Renalase is a novel tissue and serological biomarker in pancreatic ductal adenocarcinoma. PLOS ONE 2021, 16: e0250539. PMID: 34587190, PMCID: PMC8480607, DOI: 10.1371/journal.pone.0250539.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBiomarkers, TumorCarcinoma, Pancreatic DuctalCase-Control StudiesFemaleGene Expression Regulation, NeoplasticHumansMaleMiddle AgedMonoamine OxidaseNeoplasm GradingPancreatic NeoplasmsPrognosisProspective StudiesRetrospective StudiesSurvival AnalysisUp-RegulationYoung AdultConceptsPlasma renalase levelsBorderline resectable PDACRenalase levelsPDAC precursor lesionsOverall survivalPDAC tissuesTumor characteristicsResectable PDACChronic pancreatitisPrecursor lesionsNormal pancreasPancreatic ductal adenocarcinoma growthAdvanced tumor characteristicsVaried clinical stagesWorse tumor characteristicsNode-positive diseasePancreatic ductal adenocarcinomaNormal pancreatic headSpindle-shaped cellsPlasma renalaseRenalase expressionUnderwent resectionAbdominal traumaPancreatic headPositive diseaseCheckpoint 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
2020
Neutrophils interact with cholangiocytes to cause cholestatic changes in alcoholic hepatitis
Takeuchi M, Vidigal PT, Guerra MT, Hundt MA, Robert ME, Olave-Martinez M, Aoki S, Khamphaya T, Kersten R, Kruglov E, de la Rosa Rodriguez R, Banales JM, Nathanson MH, Weerachayaphorn J. Neutrophils interact with cholangiocytes to cause cholestatic changes in alcoholic hepatitis. Gut 2020, 70: 342-356. PMID: 33214166, PMCID: PMC7906004, DOI: 10.1136/gutjnl-2020-322540.Peer-Reviewed Original ResearchConceptsBile ductCholestatic changesLimited treatment optionsPresence of cholestasisAbility of neutrophilsLife-threatening diseaseNew therapeutic targetsHuman bile ductIntracellular calcium channelsAlcoholic hepatitisLiver biopsyControl neutrophilsPathological findingsHepatocellular damageHistological findingsTreatment optionsCell adhesion moleculeHistological parametersDisease altersITPR3 expressionTherapeutic targetAnimal modelsCalcium channelsNeutrophilsPatientsSmooth muscle tumors of the gastrointestinal tract: an analysis of prognostic features in 407 cases
Alpert L, Al-Sabti R, Graham RP, Pai RK, Gonzalez RS, Zhang X, Smith V, Wang HL, Westbrook L, Goldblum JR, Bakhshwin A, Shetty S, Klimstra DS, Shia J, Askan G, Robert ME, Thomas C, Frankel WL, Alsomali M, Hagen C, Mostafa ME, Feely MM, Assarzadegan N, Misdraji J, Shih AR, Agostini-Vulaj D, Meis JM, Tang S, Chatterjee D, Kang LI, Hart J, Lee SM, Smith T, Yantiss RK, Hissong EM, Gao ZH, Wu J, Resnick MB, Wu EY, Pai RK, Zhao L, Doyle LA, Chopra S, Panarelli NC, Hu S, Longacre TA, Raghavan SS, Lauwers GY, Ghayouri M, Cooper HS, Nagarathinam R, Bellizzi AM, Kakar S, Hosseini M, Rong J, Greenson JK, Lamps LW, Dong Z, Bronner MP. Smooth muscle tumors of the gastrointestinal tract: an analysis of prognostic features in 407 cases. Modern Pathology 2020, 33: 1410-1419. PMID: 32051556, PMCID: PMC8405135, DOI: 10.1038/s41379-020-0492-5.Peer-Reviewed Original ResearchConceptsSmooth muscle tumorsGastrointestinal smooth muscle tumorsMuscle tumorsPrognostic featuresSmall bowelGastrointestinal tractNon-progressive tumorsProgression-free survivalSlight female predominanceDisease-related deathKaplan-Meier plotsReceiver operator characteristic analysisSoft tissue pathologistsPotential prognostic featuresOperator characteristic analysisMucosal ulcerationSerosal involvementFemale predominanceLocal recurrenceMargin statusPathologic featuresTumor sizeLarge tumorsEsophageal tumorsTumor necrosisPolycystin 2 is increased in disease to protect against stress-induced cell death
Brill AL, Fischer TT, Walters JM, Marlier A, Sewanan LR, Wilson PC, Johnson EK, Moeckel G, Cantley LG, Campbell SG, Nerbonne JM, Chung HJ, Robert ME, Ehrlich BE. Polycystin 2 is increased in disease to protect against stress-induced cell death. Scientific Reports 2020, 10: 386. PMID: 31941974, PMCID: PMC6962458, DOI: 10.1038/s41598-019-57286-x.Peer-Reviewed Original ResearchConceptsPolycystin-2General cellular homeostasisCell deathStress-induced cell deathPathological cell deathAutosomal dominant polycystic kidney diseaseEndoplasmic reticulum membraneCellular homeostasisCellular stressPrimary ciliaUbiquitous expressionExpression changesCell stressReticulum membraneTransient receptor potential cation channelHuman diseasesMultiple tissuesEndogenous roleDominant polycystic kidney diseaseTissue typesCation channelsPolycystic kidney diseaseDifferent pathological statesMultiple diseasesKidney disease
2019
O-GlcNAc transferase suppresses necroptosis and liver fibrosis
Zhang B, Li MD, Yin R, Liu Y, Yang Y, Mitchell-Richards KA, Nam JH, Li R, Wang L, Iwakiri Y, Chung D, Robert ME, Ehrlich BE, Bennett AM, Yu J, Nathanson MH, Yang X. O-GlcNAc transferase suppresses necroptosis and liver fibrosis. JCI Insight 2019, 4: e127709. PMID: 31672932, PMCID: PMC6948774, DOI: 10.1172/jci.insight.127709.Peer-Reviewed Original ResearchConceptsReceptor-interacting protein kinase 3Liver fibrosisLiver diseaseHepatocyte necroptosisEthanol-induced liver injuryAlcoholic liver cirrhosisChronic liver diseaseMultiple liver diseasesWeeks of ageProtein expression levelsPortal inflammationLiver cirrhosisLiver injuryBallooning degenerationElevated protein expression levelsSpontaneous genetic modelFibrosisKey suppressorKey mediatorMiceProtein kinase 3CirrhosisExpression levelsGlcNAc levelsMixed lineage kinaseSyntaphilin Is a Novel Biphasic Biomarker of Aggressive Prostate Cancer and a Metastasis Predictor
Hwang MJ, Bryant KG, Seo JH, Liu Q, Humphrey PA, Melnick MAC, Altieri DC, Robert ME. Syntaphilin Is a Novel Biphasic Biomarker of Aggressive Prostate Cancer and a Metastasis Predictor. American Journal Of Pathology 2019, 189: 1180-1189. PMID: 31079810, PMCID: PMC6560381, DOI: 10.1016/j.ajpath.2019.02.009.Peer-Reviewed Original ResearchConceptsProstate cancerTumor bulkInvasive frontHigh Gleason grade prostate cancerLocalized prostate cancerGrade prostate cancerAggressive prostate cancerCell proliferationKi-67 labelingTumor cell proliferationMetastasis predictorMetastatic diseaseDistant metastasisGleason gradeAccessible biomarkersProstate tumorsMetastatic potentialNovel markerCancerBiphasic patternProliferative rateHigh expressionOxidative metabolismReduced levelsTumorsEffects of Endotoxin on Type 3 Inositol 1,4,5‐Trisphosphate Receptor in Human Cholangiocytes
Franca A, Filho A, Guerra MT, Weerachayaphorn J, dos Santos M, Njei B, Robert M, Lima C, Vidigal P, Banales JM, Ananthanarayanan M, Leite MF, Nathanson MH. Effects of Endotoxin on Type 3 Inositol 1,4,5‐Trisphosphate Receptor in Human Cholangiocytes. Hepatology 2019, 69: 817-830. PMID: 30141207, PMCID: PMC6351171, DOI: 10.1002/hep.30228.Peer-Reviewed Original ResearchConceptsToll-like receptor 4Alcoholic hepatitisEffect of endotoxinBile duct cellsNF-κBInhibition of TLR4Human cholangiocytesStimulation of TLR4Duct cellsSevere alcoholic hepatitisCholestasis of sepsisForms of cholestasisNF-κB subunitsP65/p50Trisphosphate receptorReceptor 4Clinical conditionsBicarbonate secretionHepatocellular changesITPR3 expressionCholestasisType 3 inositolLPS receptorAgonist stimulusSepsis
2018
Hepatocellular Carcinoma Outcome is Predicted by Expression of Neuronal Calcium Sensor 1
Schuette D, Moore LM, Robert ME, Taddei TH, Ehrlich BE. Hepatocellular Carcinoma Outcome is Predicted by Expression of Neuronal Calcium Sensor 1. Cancer Epidemiology Biomarkers & Prevention 2018, 27: cebp.0167.2018. PMID: 29789326, PMCID: PMC8465775, DOI: 10.1158/1055-9965.epi-18-0167.Peer-Reviewed Original ResearchConceptsNeuronal calcium sensor-1Hepatocellular carcinomaDisease outcomePrognostic biomarkerIncidence of HCCWorse disease outcomesCancer-related deathLiver cancer cohortExpression levelsFurther functional assessmentEarly tumor detectionProspective cohortAsian patientsPatient survivalVariety of Ca2Tumor microarrayHCC patientsMetastatic cancerBreast cancerCancer cohortAggressive phenotypeNovel biomarkersFunctional assessmentPredictive valueTumor progression
2017
ROC-king onwards: intraepithelial lymphocyte counts, distribution & role in coeliac disease mucosal interpretation
Rostami K, Marsh M, Johnson M, Mohaghegh H, Heal C, Holmes G, Ensari A, Aldulaimi D, Bancel B, Bassotti G, Bateman A, Becheanu G, Bozzola A, Carroccio A, Catassi C, Ciacci C, Ciobanu A, Danciu M, Derakhshan M, Elli L, Ferrero S, Fiorentino M, Fiorino M, Ganji A, Ghaffarzadehgan K, Going J, Ishaq S, Mandolesi A, Mathews S, Maxim R, Mulder C, Neefjes-Borst A, Robert M, Russo I, Rostami-Nejad M, Sidoni A, Sotoudeh M, Villanacci V, Volta U, Zali M, Srivastava A. ROC-king onwards: intraepithelial lymphocyte counts, distribution & role in coeliac disease mucosal interpretation. Gut 2017, 66: 2080. PMID: 28893865, PMCID: PMC5749338, DOI: 10.1136/gutjnl-2017-314297.Peer-Reviewed Original ResearchConceptsIntraepithelial lymphocyte countsReceiver operating characteristicIntraepithelial lymphocytesCoeliac diseaseMarsh III lesionsIII lesionsHistological diagnosis of coeliac diseaseNormal controlsReceiver operating characteristic curve analysisDiagnosis of coeliac diseaseOptimal cut-off pointReceiver operating characteristic analysisOptimal cut-offCount intraepithelial lymphocytesCut-off pointCut-offHistological diagnosisLymphocyte countMulticentre studyDuodenal biopsiesAntigenic influenceCurve analysisBiopsyDose responseControl group
2005
Squamous Cell Carcinoma of the Pancreas
Brown H, Dotto J, Robert M, Salem R. Squamous Cell Carcinoma of the Pancreas. Journal Of Clinical Gastroenterology 2005, 39: 915-919. PMID: 16208119, DOI: 10.1097/01.mcg.0000180636.74387.e6.Peer-Reviewed Original ResearchConceptsSquamous cell carcinomaCell carcinomaMetastatic diseaseEvidence of metastatic diseasePancreatic ductal epitheliumNegative marginsRare tumorSurgical resectionPancreatic malignancyBack painBloc resectionLymph nodesRare conditionPoor prognosisDuctal epitheliumCarcinomaResectionPancreasDiseaseMalignancyLymphPainPrognosisTumorEpitheliumAbsence of human papillomavirus in esophageal carcinomas from southwestern Kenya
White R, Mungatana C, Mutuma G, Robert M, Daniel R, Topazian M, Shah K. Absence of human papillomavirus in esophageal carcinomas from southwestern Kenya. Diseases Of The Esophagus 2005, 18: 28-30. PMID: 15773838, DOI: 10.1111/j.1442-2050.2005.00452.x.Peer-Reviewed Original Research
2003
EUS-guided endoscopic removal of a large Brunner's gland hamartoma
Kaufman D, Al Kharrat H, Weiss S, Robert M, Topazian M. EUS-guided endoscopic removal of a large Brunner's gland hamartoma. Gastrointestinal Endoscopy 2003, 58: 313-314. PMID: 12872118, DOI: 10.1067/mge.2003.347.Peer-Reviewed Original Research
2001
Selective T-cell subset ablation demonstrates a role for T1 and T2 cells in ongoing acute graft-versus-host disease: a model system for the reversal of disease
Liu J, Anderson B, Robert M, McNiff J, Emerson S, Shlomchik W, Shlomchik M. Selective T-cell subset ablation demonstrates a role for T1 and T2 cells in ongoing acute graft-versus-host disease: a model system for the reversal of disease. Blood 2001, 98: 3367-3375. PMID: 11719376, DOI: 10.1182/blood.v98.12.3367.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell DeathCytokinesDisease Models, AnimalFlow CytometryGanciclovirGraft vs Host DiseaseGraft vs Leukemia EffectHematopoiesisHematopoietic Stem CellsInterleukin-2Interleukin-4Lymphocyte SubsetsMaleMiceMice, TransgenicPromoter Regions, GeneticSimplexvirusSpleenThymidine KinaseThymus GlandT-LymphocytesWeight GainConceptsDonor T cellsT cellsT2 cellsGVHD reactionsHost diseaseInterleukin-2Herpes simplex virus thymidine kinase gene transductionAllogeneic stem cell transplantationCytokine-producing T cellsPrevention of GVHDStem cell transplantationReversal of diseaseT cell deletionLater time pointsAcute graftCytokine polarizationOngoing GVHDClinical GVHDAntibody infusionPeak diseaseClinical effectsCell transplantationIL-4 promoterGVHDDeficient miceDysplasia as a predictive marker for invasive carcinoma in Barrett esophagus: A follow-up study based on 138 cases from a diagnostic variability study
Montgomery E, Goldblum J, Greenson J, Haber M, Lamps L, Lauwers G, Lazenby A, Lewin D, Robert M, Washington K, Zahurak M, Hart J. Dysplasia as a predictive marker for invasive carcinoma in Barrett esophagus: A follow-up study based on 138 cases from a diagnostic variability study. Human Pathology 2001, 32: 379-388. PMID: 11331954, DOI: 10.1053/hupa.2001.23511.Peer-Reviewed Original ResearchConceptsHigh-grade dysplasiaLow-grade dysplasiaBarrett's esophagusInvasive carcinomaMajority diagnosisCases of HGDCases of LGDCases of BEEndoscopic biopsy specimensKaplan-Meier statisticsInitial biopsyEndoscopic surveillanceUlcerated areaGastrointestinal pathologyBiopsy specimenPredictive markerBiopsy diagnosisBiopsy specimensIntramucosal carcinomaPrecursor lesionsIND casesPowerful prognosticatorCarcinomaMorphologic evaluationUlcerated casesMorphology of Isolated Colonic Crypts
Robert M, Singh S, Ikuma M, Jain D, Ardito T, Binder H. Morphology of Isolated Colonic Crypts. Cells Tissues Organs 2001, 168: 246-251. PMID: 11275691, DOI: 10.1159/000047841.Peer-Reviewed Original Research
2000
Intraoperative Enteroscopy for Diagnosis of a Bleeding Jejunal Lymphangioma
Ugwonali O, Coady M, Saxena R, Robert M, Horowitz N, Topazian M. Intraoperative Enteroscopy for Diagnosis of a Bleeding Jejunal Lymphangioma. Journal Of Clinical Gastroenterology 2000, 31: 333-335. PMID: 11129277, DOI: 10.1097/00004836-200012000-00013.Peer-Reviewed Original ResearchConceptsIntraoperative enteroscopyJejunal lymphangiomaGastrointestinal bleedingRecurrent gastrointestinal bleedingUnexplained gastrointestinal bleedingPreoperative diagnostic studiesUseful diagnostic techniqueBleeding sourceSmall bowelSonde enteroscopyEnteroscopyLymphangiomaDiagnostic studiesBleedingPatientsDiagnostic techniquesBowelDiagnosisGranular Cells as a Marker of Early Amiodarone Hepatotoxicity
Jain D, Bowlus C, Anderson J, Robert M. Granular Cells as a Marker of Early Amiodarone Hepatotoxicity. Journal Of Clinical Gastroenterology 2000, 31: 241-243. PMID: 11034006, DOI: 10.1097/00004836-200010000-00012.Peer-Reviewed Original ResearchConceptsChronic amiodarone useGranular cellsAmiodarone useAcute hepatitisAcute administrationLiver biopsyPathologic findingsIdiosyncratic reactionsAD therapyAmiodarone hepatotoxicityGranular cytoplasmHepatotoxicityClusters of cellsHepatitisMembranous inclusionsCellsBiopsyHistologicTherapyCliniciansLiverMacrophagesAdministrationWeeks