2007
Fitness Variation of Borrelia burgdorferi Sensu Stricto Strains in Mice
Hanincová K, Ogden NH, Diuk-Wasser M, Pappas CJ, Iyer R, Fish D, Schwartz I, Kurtenbach K. Fitness Variation of Borrelia burgdorferi Sensu Stricto Strains in Mice. Applied And Environmental Microbiology 2007, 74: 153-157. PMID: 17981941, PMCID: PMC2223198, DOI: 10.1128/aem.01567-07.Peer-Reviewed Original ResearchRole of Outer Surface Protein D in the Borrelia burgdorferi Life Cycle
Li X, Neelakanta G, Liu X, Beck DS, Kantor FS, Fish D, Anderson JF, Fikrig E. Role of Outer Surface Protein D in the Borrelia burgdorferi Life Cycle. Infection And Immunity 2007, 75: 4237-4244. PMID: 17620358, PMCID: PMC1951184, DOI: 10.1128/iai.00632-07.Peer-Reviewed Original ResearchConceptsB. burgdorferiSecond blood mealMurine modelSpirochete transmissionB. burgdorferi persistenceLyme borreliosisMiceB. burgdorferi strainsProtein DI. scapularisTick gutBlood mealBurgdorferi strainsSpirochete life cycleBurgdorferiGut extractsIxodes scapularisB. burgdorferi infectivityThreefold decreaseHost-specific signalsScapularisTicksBorreliosisOuter Surface Protein B Is Critical for Borrelia burgdorferi Adherence and Survival within Ixodes Ticks
Neelakanta G, Li X, Pal U, Liu X, Beck DS, DePonte K, Fish D, Kantor FS, Fikrig E. Outer Surface Protein B Is Critical for Borrelia burgdorferi Adherence and Survival within Ixodes Ticks. PLOS Pathogens 2007, 3: e33. PMID: 17352535, PMCID: PMC1817655, DOI: 10.1371/journal.ppat.0030033.Peer-Reviewed Original Research
2006
An Ixodes scapularis protein required for survival of Anaplasma phagocytophilum in tick salivary glands
Sukumaran B, Narasimhan S, Anderson JF, DePonte K, Marcantonio N, Krishnan MN, Fish D, Telford SR, Kantor FS, Fikrig E. An Ixodes scapularis protein required for survival of Anaplasma phagocytophilum in tick salivary glands. Journal Of Experimental Medicine 2006, 203: 1507-1517. PMID: 16717118, PMCID: PMC2118316, DOI: 10.1084/jem.20060208.Peer-Reviewed Original ResearchConceptsA. phagocytophilum-infected miceRNA interference-mediated silencingA. phagocytophilumTick salivary proteinsI. scapularis salivary glandsRickettsia-like pathogensTick salivary glandsMammalian hostsGenus RickettsiaAnaplasma phagocytophilumGene expressionSalivary glandsIntracellular organismsArthropodsSalivary proteinsPathogensProteinPhagocytophilumExpressionTicksHuman anaplasmosisSilencingGenesOrganismsAnaplasma
2005
The Lyme disease agent exploits a tick protein to infect the mammalian host
Ramamoorthi N, Narasimhan S, Pal U, Bao F, Yang XF, Fish D, Anguita J, Norgard MV, Kantor FS, Anderson JF, Koski RA, Fikrig E. The Lyme disease agent exploits a tick protein to infect the mammalian host. Nature 2005, 436: 573-577. PMID: 16049492, PMCID: PMC4306560, DOI: 10.1038/nature03812.Peer-Reviewed Original Research
2002
Detection of Attenuated, Noninfectious Spirochetes in Borrelia burgdorferi–Infected Mice after Antibiotic Treatment
Bockenstedt LK, Mao J, Hodzic E, Barthold SW, Fish D. Detection of Attenuated, Noninfectious Spirochetes in Borrelia burgdorferi–Infected Mice after Antibiotic Treatment. The Journal Of Infectious Diseases 2002, 186: 1430-1437. PMID: 12404158, DOI: 10.1086/345284.Peer-Reviewed Original ResearchConceptsPolymerase chain reactionSham-treated miceAntibiotic-treated miceBorrelia burgdorferi infectionReal-time polymerase chain reactionIxodes scapularis ticksAntibiotic therapyNaive miceHistopathologic evidenceAntibiotic treatmentBurgdorferi infectionPersistent infectionSpirochete DNAMiceBorrelia burgdorferiMonthsScapularis ticksChain reactionTherapyXenodiagnosisInfectionSpirochetesLimited durationTreatmentLow levelsExamination of the Borrelia burgdorferi Transcriptome in Ixodes scapularis during Feeding
Narasimhan S, Santiago F, Koski RA, Brei B, Anderson JF, Fish D, Fikrig E. Examination of the Borrelia burgdorferi Transcriptome in Ixodes scapularis during Feeding. Journal Of Bacteriology 2002, 184: 3122-3125. PMID: 12003955, PMCID: PMC135063, DOI: 10.1128/jb.184.11.3122-3125.2002.Peer-Reviewed Original ResearchConceptsBorrelia burgdorferi gene expressionB. burgdorferi genesPeriplasmic proteinsSignal transductionChromosomal genesPutative lipoproteinSubstrate transportGene expressionDifferential expressionGenesEnergy metabolismIxodes scapularis ticksGlobal analysisIxodes scapularisScapularis ticksExpressionTranscriptomeTransductionTicksProteinFeedingMetabolismScapularis
2001
Infection of Mice with the Agent of Human Granulocytic Ehrlichiosis after Different Routes of Inoculation
Hodzic E, Feng S, Fish D, Leutenegger C, Freet K, Barthold S. Infection of Mice with the Agent of Human Granulocytic Ehrlichiosis after Different Routes of Inoculation. The Journal Of Infectious Diseases 2001, 183: 1781-1786. PMID: 11372031, DOI: 10.1086/320735.Peer-Reviewed Original ResearchConceptsBone marrow samplesReal-time polymerase chain reactionPolymerase chain reactionHuman granulocytic ehrlichiosisMarrow samplesDay 20Granulocytic ehrlichiosisInfection of miceRate of infectionKinetics of infectionLymph nodesGene targetsInfected miceC3H miceEarly disseminationVascular perfusionDay 10Experimental infectionInfectionMiceNeedle inoculationChain reactionBloodEhrlichiosisInoculation
2000
Coinfection with Borrelia burgdorferi and the agent of human granulocytic ehrlichiosis suppresses IL‐2 and IFNγ production and promotes an IL‐4 response in C3H/HeJ mice
Zeidner N, Dolan M, Massung R, Piesman J, Fish D. Coinfection with Borrelia burgdorferi and the agent of human granulocytic ehrlichiosis suppresses IL‐2 and IFNγ production and promotes an IL‐4 response in C3H/HeJ mice. Parasite Immunology 2000, 22: 581-588. PMID: 11116438, DOI: 10.1046/j.1365-3024.2000.00339.x.Peer-Reviewed Original ResearchConceptsIL-4 productionIL-2Human granulocytic ehrlichiosisT cellsB. burgdorferiGranulocytic ehrlichiosisC3H/HeJ miceSplenic IL-4Systemic IL-2Th2 cytokine responsesIL-4 responsesIFN-gamma productionSplenic T cellsIFN-gamma responsesTick infestationHuman granulocytic ehrlichiosis (HGE) agentBorrelia burgdorferi transmissionIFNγ productionCytokine responsesIL-4HeJ miceGamma productionB cellsCoinfectionDay 10
1998
Acquisition and Transmission of the Agent of Human Granulocytic Ehrlichiosis by Ixodes scapularis Ticks
Hodzic E, Fish D, Maretzki C, De Silva A, Feng S, Barthold S. Acquisition and Transmission of the Agent of Human Granulocytic Ehrlichiosis by Ixodes scapularis Ticks. Journal Of Clinical Microbiology 1998, 36: 3574-3578. PMID: 9817875, PMCID: PMC105242, DOI: 10.1128/jcm.36.12.3574-3578.1998.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsEhrlichiaEhrlichiosisHumansIxodesLarvaMiceMice, Inbred C3HMice, SCIDPolymerase Chain ReactionTick-Borne DiseasesConceptsInfected miceHuman granulocytic ehrlichiosisHGE agentIxodes scapularis ticksGranulocytic ehrlichiosisUninfected larval ticksAcquisition of infectionScapularis ticksMedian infectious doseLarval ticksNymphal ticksTick-borne transmissionC3H miceImmunodeficient miceInfectious doseMiceHuman isolatesInfectionOnset of feedingBloodEhrlichiosisPresent studyMammalian hostsCompetitive PCRTicksGranulocytic Ehrlichiosis in the Laboratory Mouse
Hodzic E, IJdo J, Feng S, Katavolos P, Sun W, Maretzki C, Fish D, Fikrig E, Telford S, Barthold S. Granulocytic Ehrlichiosis in the Laboratory Mouse. The Journal Of Infectious Diseases 1998, 177: 737-745. PMID: 9498456, DOI: 10.1086/514236.Peer-Reviewed Original ResearchConceptsHuman granulocytic ehrlichiosisMouse passageGranulocytic ehrlichiosisHL-60 cell culturesPeripheral bloodC3H miceLate infectionEarly infectionCell culturesDay 17Day 5Blood smearsNormal valuesDay 24Polymerase chain reaction amplificationHGE agentChain reaction amplificationSpleen smearsMiceInfectionInfectivity assaysBloodLaboratory miceSmearsReaction amplification
1997
OspA antibodies inhibit the acquisition of Borrelia burgdorferi by Ixodes ticks
de Silva AM, Fish D, Burkot TR, Zhang Y, Fikrig E. OspA antibodies inhibit the acquisition of Borrelia burgdorferi by Ixodes ticks. Infection And Immunity 1997, 65: 3146-3150. PMID: 9234767, PMCID: PMC175444, DOI: 10.1128/iai.65.8.3146-3150.1997.Peer-Reviewed Original ResearchConceptsOspA antibodiesB. burgdorferiPassive antibody transferB. burgdorferi infectionIxodes ticksSurface protein ABurgdorferi-infected miceB. burgdorferi-infected miceLarval infection ratesOuter surface protein AAntibody transferAntibody responseBurgdorferi infectionInfection rateInfected ticksMiceInhibitory effectAntibodiesLarval infectionBorrelia burgdorferiBurgdorferiInfectionLarval ticksReservoir competenceSpirochetes
1996
Suppression of Acute Ixodes scapularis-Induced Borrelia burgdorferi Infection using Tumor Necrosis Factor-α, Interleukin-2, and Interferon-γ
Zeidner N, Dreitz M, Belasco D, Fish D. Suppression of Acute Ixodes scapularis-Induced Borrelia burgdorferi Infection using Tumor Necrosis Factor-α, Interleukin-2, and Interferon-γ. The Journal Of Infectious Diseases 1996, 173: 187-195. PMID: 8537658, DOI: 10.1093/infdis/173.1.187.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAnimalsAntibodies, BacterialArachnid VectorsBlotting, WesternBorrelia burgdorferi GroupDNA, BacterialDrug Therapy, CombinationElectrophoresis, Polyacrylamide GelFluorescent Antibody TechniqueImmune ToleranceImmunity, CellularInjections, IntraperitonealInterferon-gammaInterleukin-2IxodesLyme DiseaseMiceMice, Inbred C3HPolymerase Chain ReactionRandom AllocationTumor Necrosis Factor-alphaConceptsTumor necrosis factorNecrosis factorBurgdorferi infectionB. burgdorferiC3H/HeJ miceTick feedingBorrelia burgdorferi infectionB. burgdorferi infectionImmune containmentPolymerase chain reaction analysisCellular immunityCytokine productionIL-2TNF-alphaHeJ miceInterleukin-2IFN-gammaChain reaction analysisDay 21Infection rateWestern blotEar biopsiesProtection rateInfectionBorrelia burgdorferi