2019
Aedes aegypti AgBR1 antibodies modulate early Zika virus infection of mice
Uraki R, Hastings AK, Marin-Lopez A, Sumida T, Takahashi T, Grover JR, Iwasaki A, Hafler DA, Montgomery RR, Fikrig E. Aedes aegypti AgBR1 antibodies modulate early Zika virus infection of mice. Nature Microbiology 2019, 4: 948-955. PMID: 30858571, PMCID: PMC6533137, DOI: 10.1038/s41564-019-0385-x.Peer-Reviewed Original ResearchConceptsZika virus infectionVirus infectionZika virusAegypti salivary proteinsGuillain-Barre syndromeEarly inflammatory responseSkin of micePrevention of mosquitoInflammatory responseAedes aegypti mosquitoesTherapeutic measuresSalivary factorsSalivary proteinsMosquito-borneInfectionMiceSubstantial mortalityRecent epidemicProtein 1Aegypti mosquitoesAntigenic proteinsVirusAntibodiesMosquitoesAntiserum
2017
Humanized mouse model supports development, function, and tissue residency of human natural killer cells
Herndler-Brandstetter D, Shan L, Yao Y, Stecher C, Plajer V, Lietzenmayer M, Strowig T, de Zoete MR, Palm NW, Chen J, Blish CA, Frleta D, Gurer C, Macdonald LE, Murphy AJ, Yancopoulos GD, Montgomery RR, Flavell RA. Humanized mouse model supports development, function, and tissue residency of human natural killer cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: e9626-e9634. PMID: 29078283, PMCID: PMC5692533, DOI: 10.1073/pnas.1705301114.Peer-Reviewed Original ResearchConceptsHuman natural killer cellsNatural killer cellsHumanized mouse modelCell subsetsKiller cellsLymphoma xenograftsHuman NKMouse modelHuman antitumor immune responsesHuman NK cell subsetsInnate lymphoid cell subsetsBurkitt's lymphoma xenograftsNK cell subpopulationsNK cell subsetsAntitumor immune responseT cell subsetsHuman NK cellsKiller inhibitory receptorsLymphoid cell subsetsSignal regulatory protein alphaHuman immune systemHuman interleukin-15Regulatory protein alphaNK cellsHumanized mice
2016
Cathelicidin Insufficiency in Patients with Fatal Leptospirosis
Lindow JC, Wunder EA, Popper SJ, Min JN, Mannam P, Srivastava A, Yao Y, Hacker KP, Raddassi K, Lee PJ, Montgomery RR, Shaw AC, Hagan JE, Araújo GC, Nery N, Relman DA, Kim CC, Reis MG, Ko AI. Cathelicidin Insufficiency in Patients with Fatal Leptospirosis. PLOS Pathogens 2016, 12: e1005943. PMID: 27812211, PMCID: PMC5094754, DOI: 10.1371/journal.ppat.1005943.Peer-Reviewed Original ResearchConceptsHost immune responseHigh bacterial loadBacterial loadAcute leptospirosisCase fatalityFatal casesDisease progressionImmune responseHigher systemic bacterial loadsValuable new therapeutic approachPro-inflammatory cytokine receptorsAdaptive immune signaturesSystemic bacterial loadsIndependent risk factorTime of hospitalizationDuration of illnessHigh case fatalityPoor clinical outcomeNew therapeutic approachesBlood transcriptional profilingLimited study sizeFatal leptospirosisLethal leptospirosisRANTES levelsSerum cathelicidin
2012
Semaphorin 7a+ Regulatory T Cells Are Associated with Progressive Idiopathic Pulmonary Fibrosis and Are Implicated in Transforming Growth Factor-β1–induced Pulmonary Fibrosis
Reilkoff RA, Peng H, Murray LA, Peng X, Russell T, Montgomery R, Feghali-Bostwick C, Shaw A, Homer RJ, Gulati M, Mathur A, Elias JA, Herzog EL. Semaphorin 7a+ Regulatory T Cells Are Associated with Progressive Idiopathic Pulmonary Fibrosis and Are Implicated in Transforming Growth Factor-β1–induced Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2012, 187: 180-188. PMID: 23220917, PMCID: PMC3570653, DOI: 10.1164/rccm.201206-1109oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisRegulatory T cellsProgressive idiopathic pulmonary fibrosisSEMA 7ATGF-β1Pulmonary fibrosisLung fibrosisT cellsMurine lungIL-10Bone marrow-derived cellsAdoptive transfer approachT-cell mediatorsMarrow-derived cellsTransforming Growth Factor-β1Murine lung fibrosisGrowth factor-β1Lung CD4Adoptive transferIL-17AIL-4Disease progressionSemaphorin 7ACD4Mouse modelSemaphorin 7A Contributes to West Nile Virus Pathogenesis through TGF-β1/Smad6 Signaling
Sultana H, Neelakanta G, Foellmer HG, Montgomery RR, Anderson JF, Koski RA, Medzhitov RM, Fikrig E. Semaphorin 7A Contributes to West Nile Virus Pathogenesis through TGF-β1/Smad6 Signaling. The Journal Of Immunology 2012, 189: 3150-3158. PMID: 22896629, PMCID: PMC3496209, DOI: 10.4049/jimmunol.1201140.Peer-Reviewed Original ResearchConceptsRole of Sema7AWNV infectionSemaphorin 7ATGF-β1Lethal West Nile virus infectionViral pathogenesisBlood-brain barrier permeabilityWest Nile Virus PathogenesisWest Nile virus infectionMurine cortical neuronsPrimary human macrophagesViral burdenWNV pathogenesisCortical neuronsBarrier permeabilityFlaviviral infectionsVirus infectionVirus pathogenesisNervous systemImmune systemPathogenesisInfectionHuman macrophagesSema7AMice
2006
Recruitment of Macrophages and Polymorphonuclear Leukocytes in Lyme Carditis
Montgomery RR, Booth CJ, Wang X, Blaho VA, Malawista SE, Brown CR. Recruitment of Macrophages and Polymorphonuclear Leukocytes in Lyme Carditis. Infection And Immunity 2006, 75: 613-620. PMID: 17101663, PMCID: PMC1828503, DOI: 10.1128/iai.00685-06.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBorrelia burgdorferiColony Count, MicrobialCytokinesDisease Models, AnimalDisease SusceptibilityDNA, BacterialHeartHistocytochemistryLyme DiseaseMacrophagesMiceMice, Inbred C3HMice, Inbred C57BLMice, KnockoutMyocarditisMyocardiumNeutrophilsPolymerase Chain ReactionReceptors, CCR2Receptors, ChemokineUrinary BladderConceptsLyme carditisPolymorphonuclear leukocytesC3H micePresence of PMNsB. burgdorferi burdenNeutrophil chemokine receptorOrgan-specific pathogenesisChemokine receptor CCR2B. burgdorferiRecruitment of macrophagesWild-type miceB. burgdorferi infectionAbsence of macrophagesFunction of macrophagesPeak diseaseInfected heartsLyme arthritisSevere arthritisHeart lesionsReceptor CCR2Severe inflammationHistopathologic examinationChemokine receptorsBurgdorferi infectionCarditis
2001
Murine Lyme Disease: No Evidence for Active Immune Down-Regulation in Resolving or Subclinical Infection
Montgomery R, Wang X, Malawista S. Murine Lyme Disease: No Evidence for Active Immune Down-Regulation in Resolving or Subclinical Infection. The Journal Of Infectious Diseases 2001, 183: 1631-1637. PMID: 11343212, DOI: 10.1086/320703.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBorrelia burgdorferi GroupDisease Models, AnimalFemaleFluorescent Antibody TechniqueInterleukin-1Interleukin-12Lyme DiseaseMacrophage ActivationMacrophagesMiceMyocarditisPeritoneumReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSpecific Pathogen-Free OrganismsTumor Necrosis Factor-alphaConceptsActive diseaseAnti-inflammatory cytokine IL-10Proinflammatory cytokines IL-1Levels of proinflammatoryAnti-inflammatory cytokinesCytokine IL-10Double-label immunofluorescent stainingCytokines IL-1Reverse transcription-polymerase chain reaction analysisSemiquantitative reverse transcription-polymerase chain reaction (RT-PCR) analysisTranscription-polymerase chain reaction analysisInfected heartsIL-10IL-12Inflammatory activityCytokine expressionTumor necrosisLocal macrophagesIL-1Peritoneal cavitySubclinical infectionChain reaction analysisLevels of mRNAMacrophage activationImmune system