2013
Intestine-Specific Mttp Deletion Increases the Severity of Experimental Colitis and Leads to Greater Tumor Burden in a Model of Colitis Associated Cancer
Xie Y, Matsumoto H, Nalbantoglu I, Kerr TA, Luo J, Rubin DC, Kennedy S, Davidson NO. Intestine-Specific Mttp Deletion Increases the Severity of Experimental Colitis and Leads to Greater Tumor Burden in a Model of Colitis Associated Cancer. PLOS ONE 2013, 8: e67819. PMID: 23805328, PMCID: PMC3689718, DOI: 10.1371/journal.pone.0067819.Peer-Reviewed Original ResearchConceptsMttp-IKO miceDextran sodium sulfateDSS treatmentExperimental colitisTumor burdenColitis-Associated CancerDevelopment of colitisIndependent risk factorDietary fat intakeColonic mRNA expressionLevels of TNFαColonic tumor burdenIntestine-specific deletionMicrosomal triglyceride transfer proteinDSS administrationColonic inflammationColonic injuryIL-17AInflammasome expressionSystemic injuryFat intakeFat malabsorptionColorectal cancerCytokine expressionIL-1β
2012
Transient Inability to Manage Proteobacteria Promotes Chronic Gut Inflammation in TLR5-Deficient Mice
Carvalho FA, Koren O, Goodrich JK, Johansson ME, Nalbantoglu I, Aitken JD, Su Y, Chassaing B, Walters WA, González A, Clemente JC, Cullender TC, Barnich N, Darfeuille-Michaud A, Vijay-Kumar M, Knight R, Ley RE, Gewirtz AT. Transient Inability to Manage Proteobacteria Promotes Chronic Gut Inflammation in TLR5-Deficient Mice. Cell Host & Microbe 2012, 12: 139-152. PMID: 22863420, PMCID: PMC4310462, DOI: 10.1016/j.chom.2012.07.004.Peer-Reviewed Original ResearchConceptsChronic colitisGenetic influencing factorsTLR5-deficient miceChronic gut inflammationLow-grade inflammationMucosal immune systemInnate immune deficiencyProinflammatory gene expressionWild-type miceContribution of microbiotaTransient high levelsGut inflammationImmune deficiencyIntestinal microbiotaColitisGut microbiotaImmune systemMice displayUnstable microbiotaGut epitheliumTransient inabilityMicrobiotaInflammationBreakdown of homeostasisIncomplete penetranceCytosolic flagellin receptor NLRC4 protects mice against mucosal and systemic challenges
Carvalho F, Nalbantoglu I, Aitken J, Uchiyama R, Su Y, Doho G, Vijay-Kumar M, Gewirtz A. Cytosolic flagellin receptor NLRC4 protects mice against mucosal and systemic challenges. Mucosal Immunology 2012, 5: 288-298. PMID: 22318495, PMCID: PMC3328601, DOI: 10.1038/mi.2012.8.Peer-Reviewed Original ResearchConceptsInflammasome activation resultsDevelopment of colitisDextran sulfate sodiumInnate immune activatorsDetection of flagellinIntestinal gene expressionPredispose miceSulfate sodiumEpithelial injuryIL-18IL-1βImmune activatorsIntestinal homeostasisSevere diseaseFlagellin administrationSalmonella infectionMonoclonal antibodiesSystemic challengesMiceNLRC4Transcription-independent pathwayIntestinal genesAdministrationActivation resultsBacterial flagellin