2017
Advances in Serodiagnostic Testing for Lyme Disease Are at Hand
Branda JA, Body BA, Boyle J, Branson BM, Dattwyler RJ, Fikrig E, Gerald NJ, Gomes-Solecki M, Kintrup M, Ledizet M, Levin AE, Lewinski M, Liotta LA, Marques A, Mead PS, Mongodin EF, Pillai S, Rao P, Robinson WH, Roth KM, Schriefer ME, Slezak T, Snyder J, Steere AC, Witkowski J, Wong SJ, Schutzer SE. Advances in Serodiagnostic Testing for Lyme Disease Are at Hand. Clinical Infectious Diseases 2017, 66: 1133-1139. PMID: 29228208, PMCID: PMC6019075, DOI: 10.1093/cid/cix943.Peer-Reviewed Original ResearchConceptsSerodiagnostic testingEnzyme immunoassayLyme diseaseIndirect fluorescence antibodySerologic assaysImmunoglobulin MEarly infectionFluorescence antibodyTesting protocolAlternative testing protocolsBorrelia burgdorferiB. burgdorferiWestern immunoblotAntigenDiseaseAntibodiesBurgdorferiLow sensitivitySynthetic peptidesAssays
2012
SERUM ANTIBODIES TO WHOLE-CELL AND RECOMBINANT ANTIGENS OF BORRELIA BURGDORFERI IN COTTONTAIL RABBITS
Magnarelli LA, Norris SJ, Fikrig E. SERUM ANTIBODIES TO WHOLE-CELL AND RECOMBINANT ANTIGENS OF BORRELIA BURGDORFERI IN COTTONTAIL RABBITS. Journal Of Wildlife Diseases 2012, 48: 12-20. PMID: 22247369, PMCID: PMC3261588, DOI: 10.7589/0090-3558-48.1.12.Peer-Reviewed Original Research
2009
Antibodies against a Tick Protein, Salp15, Protect Mice from the Lyme Disease Agent
Dai J, Wang P, Adusumilli S, Booth CJ, Narasimhan S, Anguita J, Fikrig E. Antibodies against a Tick Protein, Salp15, Protect Mice from the Lyme Disease Agent. Cell Host & Microbe 2009, 6: 482-492. PMID: 19917502, PMCID: PMC2843562, DOI: 10.1016/j.chom.2009.10.006.Peer-Reviewed Original ResearchConceptsArthropod-borne pathogensTick-borne BorreliaTick salivary proteinsTick proteinsB. burgdorferiLyme diseaseDisease agentsTick-borne illnessB. burgdorferi infectionLyme disease agentHuman vaccinesSalp15Infection of miceB. burgdorferi antigensMicrobial toxinsMammalian hostsBorrelia burgdorferiPathogensMechanism of actionBurgdorferi infectionProtect miceMedical importanceBurgdorferiProtective capacityMice
2008
Preferential Protection of Borrelia burgdorferi Sensu Stricto by a Salp 15 Homologue in Ixodes ricinus Saliva
Hovius JW, Schuijt TJ, de Groot KA, Roelofs JJ, Oei GA, Marquart JA, de Beer R, Veer C, van der Poll T, Ramamoorthi N, Fikrig E, van Dam AP. Preferential Protection of Borrelia burgdorferi Sensu Stricto by a Salp 15 Homologue in Ixodes ricinus Saliva. The Journal Of Infectious Diseases 2008, 198: 1189-1197. PMID: 18752445, PMCID: PMC4317250, DOI: 10.1086/591917.Peer-Reviewed Original ResearchConceptsAntibody-mediated killingB. burgdorferiB. afzeliiB. gariniiEnzyme-linked immunosorbent assaySole causative agentBorrelia burgdorferi sensu latoBorrelia speciesSevere carditisOuter surface protein CImmune miceControl miceBorrelia burgdorferi sensu strictoBurgdorferi sensu latoSurface protein CSurvival advantageBurgdorferi sensu strictoSolid-phase overlayLyme borreliosisImmunosorbent assayProtein CCausative agentIxodes ticksBurgdorferiMice
2007
Outer 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
ANTIBODIES TO WHOLE-CELL OR RECOMBINANT ANTIGENS OF BORRELIA BURGDORFERI, ANAPLASMA PHAGOCYTOPHILUM, AND BABESIA MICROTI IN WHITE-FOOTED MICE
Magnarelli LA, Stafford KC, IJdo JW, Fikrig E. ANTIBODIES TO WHOLE-CELL OR RECOMBINANT ANTIGENS OF BORRELIA BURGDORFERI, ANAPLASMA PHAGOCYTOPHILUM, AND BABESIA MICROTI IN WHITE-FOOTED MICE. Journal Of Wildlife Diseases 2006, 42: 732-738. PMID: 17255439, DOI: 10.7589/0090-3558-42.4.732.Peer-Reviewed Original ResearchMeSH KeywordsAnaplasma phagocytophilumAnimalsAnimals, WildAntibodies, BacterialAntibodies, ProtozoanAntigens, BacterialAntigens, ProtozoanBabesia microtiBabesiosisBorrelia burgdorferiConnecticutEhrlichiosisEnzyme-Linked Immunosorbent AssayLyme DiseasePeromyscusRodent DiseasesSeroepidemiologic StudiesTick-Borne DiseasesConceptsEnzyme-linked immunosorbent assayB. burgdorferiOverall antibody prevalence rateBabesia microtiBorrelia burgdorferiAntibody prevalence ratesAnaplasma phagocytophilumA. phagocytophilumIndirect fluorescent antibodyWhite-footed miceWhole cell antigenTick-infested areasWhole-cell B. burgdorferiCurrent infectionPrevalence ratesMouse serumAntigenImmunosorbent assaySerum samplesRecombinant antigensAntibodiesSerumB. microtiMiceFluorescent antibody
2005
Seroprevalence of antibodies against Borrelia burgdorferi and Anaplasma phagocytophilum in cats.
Magnarelli LA, Bushmich SL, IJdo JW, Fikrig E. Seroprevalence of antibodies against Borrelia burgdorferi and Anaplasma phagocytophilum in cats. American Journal Of Veterinary Research 2005, 66: 1895-9. PMID: 16334946, DOI: 10.2460/ajvr.2005.66.1895.Peer-Reviewed Original ResearchConceptsRecombinant antigensSerum antibodiesB. burgdorferiHealthy catsBorrelia burgdorferiSeroprevalence of antibodiesWestern blot testingAnaplasma phagocytophilumA. phagocytophilumB. burgdorferi antigensWhole cell antigenA. phagocytophilum infectionIndirect fluorescent antibody stainingWestern blot analysisIxodes scapularis ticksSeropositivity rateWhole-cell B. burgdorferiSerum reactivityIll catsFluorescent antibody stainingClinical relevanceSera reactiveSpecific recombinant antigensMost catsOuter surface proteinsThe 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 ResearchDetection of antibodies to Borrelia burgdorferi in naturally infected horses in the USA by enzyme-linked immunosorbent assay using whole-cell and recombinant antigens
Magnarelli L, Fikrig E. Detection of antibodies to Borrelia burgdorferi in naturally infected horses in the USA by enzyme-linked immunosorbent assay using whole-cell and recombinant antigens. Research In Veterinary Science 2005, 79: 99-103. PMID: 15924926, DOI: 10.1016/j.rvsc.2004.11.009.Peer-Reviewed Original Research
2004
Borrelia burgdorferi Changes Its Surface Antigenic Expression in Response to Host Immune Responses
Liang FT, Yan J, Mbow ML, Sviat SL, Gilmore RD, Mamula M, Fikrig E. Borrelia burgdorferi Changes Its Surface Antigenic Expression in Response to Host Immune Responses. Infection And Immunity 2004, 72: 5759-5767. PMID: 15385475, PMCID: PMC517580, DOI: 10.1128/iai.72.10.5759-5767.2004.Peer-Reviewed Original ResearchConceptsSurface antigenic expressionAntigenic expressionImmune attackImmune responseSevere combined immunodeficiency miceHostile immune environmentVigorous immune responseB. burgdorferiCombined immunodeficiency miceHost immune responseOspC antibodiesOuter surface protein CImmune environmentDecorin-binding protein AImmunocompetent miceImmune conditionsImmunodeficiency miceSurface protein CImmune pressureVlsE expressionLyme disease spirocheteProtein CBorrelia burgdorferiOspC expressionMammalian infectionA comparison of serologic tests for the detection of serum antibodies to whole-cell and recombinant Borrelia burgdorferi antigens in cattle.
Magnarelli LA, Bushmich SL, Sherman BA, Fikrig E. A comparison of serologic tests for the detection of serum antibodies to whole-cell and recombinant Borrelia burgdorferi antigens in cattle. Canadian Veterinary Journal 2004, 45: 667-73. PMID: 15368740, PMCID: PMC546445.Peer-Reviewed Original ResearchMeSH KeywordsAnaplasma phagocytophilumAnimalsAntibodies, BacterialAntigens, BacterialBlotting, WesternBorrelia burgdorferiCattleCattle DiseasesConnecticutEnzyme-Linked Immunosorbent AssayFemaleFluorescent Antibody Technique, IndirectLyme DiseaseMaleMolecular WeightRecombinant ProteinsReproducibility of ResultsSensitivity and SpecificityTick InfestationsConceptsPolyvalent enzyme-linked immunosorbentVlsE antigenBorrelia burgdorferi antigensRecombinant antigensAntibody staining methodsHealthy dairyB. burgdorferi antigensIndirect fluorescent-antibody staining methodsCattle seraHigh specificityLeptospira interrogans serovarsBrucella spWhole cell antigenSerum samplesWestern blot procedureP39 antigenBorrelia burgdorferi outer surface protein (osp) B expression independent of ospA
Liang FT, Caimano MJ, Radolf JD, Fikrig E. Borrelia burgdorferi outer surface protein (osp) B expression independent of ospA. Microbial Pathogenesis 2004, 37: 35-40. PMID: 15194158, DOI: 10.1016/j.micpath.2004.02.007.Peer-Reviewed Original ResearchAnimalsAntibodies, BacterialAntigens, BacterialAntigens, SurfaceBacterial Outer Membrane ProteinsBacterial VaccinesBorrelia burgdorferiDisease Models, AnimalGene Expression Regulation, BacterialLipoproteinsLyme DiseaseMiceMice, Inbred BALB CMice, SCIDPromoter Regions, GeneticRNA, BacterialRNA, MessengerTicksTranscription, GeneticUSE OF RECOMBINANT ANTIGENS OF BORRELIA BURGDORFERI AND ANAPLASMA PHAGOCYTOPHILUM IN ENZYME-LINKED IMMUNOSORBENT ASSAYS TO DETECT ANTIBODIES IN WHITE-TAILED DEER
Magnarelli LA, IJdo JW, Ramakrishnan U, Henderson DW, Stafford KC, Fikrig E. USE OF RECOMBINANT ANTIGENS OF BORRELIA BURGDORFERI AND ANAPLASMA PHAGOCYTOPHILUM IN ENZYME-LINKED IMMUNOSORBENT ASSAYS TO DETECT ANTIBODIES IN WHITE-TAILED DEER. Journal Of Wildlife Diseases 2004, 40: 249-258. PMID: 15362824, DOI: 10.7589/0090-3558-40.2.249.Peer-Reviewed Original ResearchPreferential Presence of Decorin-Binding Protein B (BBA25) and BBA50 Antibodies in Cerebrospinal Fluid of Patients with Neurologic Lyme Disease
Fikrig E, Coyle PK, Schutzer SE, Chen M, Deng Z, Flavell RA. Preferential Presence of Decorin-Binding Protein B (BBA25) and BBA50 Antibodies in Cerebrospinal Fluid of Patients with Neurologic Lyme Disease. Journal Of Clinical Microbiology 2004, 42: 1243-1246. PMID: 15004083, PMCID: PMC356844, DOI: 10.1128/jcm.42.3.1243-1246.2004.Peer-Reviewed Original ResearchOspB Antibody Prevents Borrelia burgdorferi Colonization of Ixodes scapularis
Fikrig E, Pal U, Chen M, Anderson JF, Flavell RA. OspB Antibody Prevents Borrelia burgdorferi Colonization of Ixodes scapularis. Infection And Immunity 2004, 72: 1755-1759. PMID: 14977984, PMCID: PMC356050, DOI: 10.1128/iai.72.3.1755-1759.2004.Peer-Reviewed Original ResearchEssential Role for OspA/B in the Life Cycle of the Lyme Disease Spirochete
Yang XF, Pal U, Alani SM, Fikrig E, Norgard MV. Essential Role for OspA/B in the Life Cycle of the Lyme Disease Spirochete. Journal Of Experimental Medicine 2004, 199: 641-648. PMID: 14981112, PMCID: PMC2213294, DOI: 10.1084/jem.20031960.Peer-Reviewed Original ResearchOspC facilitates Borrelia burgdorferi invasion of Ixodes scapularis salivary glands
Pal U, Yang X, Chen M, Bockenstedt LK, Anderson JF, Flavell RA, Norgard MV, Fikrig E. OspC facilitates Borrelia burgdorferi invasion of Ixodes scapularis salivary glands. Journal Of Clinical Investigation 2004, 113: 220-230. PMID: 14722614, PMCID: PMC311436, DOI: 10.1172/jci19894.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsAntigens, BacterialBacterial Outer Membrane ProteinsBorrelia burgdorferiDisease Models, AnimalEnzyme-Linked Immunosorbent AssayGenetic VectorsImmunoglobulin Fab FragmentsIxodesLipoproteinsLyme DiseaseMiceMice, SCIDMicroscopy, ConfocalModels, GeneticPlasmidsRecombinant ProteinsReverse Transcriptase Polymerase Chain ReactionSalivary GlandsSpirochaetalesTime FactorsUp-RegulationConceptsTick salivary glandsWild-type B. burgdorferiArthropod vectorsWild-type spirochetesTransmission of spirochetesB. burgdorferiMajor surface lipoproteinMammalian hostsGene expressionSalivary glandsOspC geneSurface lipoproteinsSalivary gland colonizationInfectious cloneOuter surface protein CGland colonizationSurface protein CTick gutMutantsOspCUnfed ticksInvasionCritical stepBorrelia burgdorferiSpirochetes
2002
Differential Expression of the p44 Gene Family in the Agent of Human Granulocytic Ehrlichiosis
IJdo JW, Wu C, Telford SR, Fikrig E. Differential Expression of the p44 Gene Family in the Agent of Human Granulocytic Ehrlichiosis. Infection And Immunity 2002, 70: 5295-5298. PMID: 12183586, PMCID: PMC128253, DOI: 10.1128/iai.70.9.5295-5298.2002.Peer-Reviewed Original ResearchConceptsP44 geneDifferential expressionHuman granulocytic ehrlichiosisGene familyAntigenic variationHGE bacteriaTransmission feedingGranulocytic ehrlichiosisGenesHypervariable regionInfected C3H miceP44 expressionTick transmissionExpressionSCID miceC3H miceHGE infectionMurine modelInfected ticksSalivary glandsNymphal ticksMiceTicksEhrlichiosisBacteriaComparative reactivity of human sera to recombinant VlsE and other Borrelia burgdorferi antigens in class-specific enzyme-linked immunosorbent assays for Lyme borreliosis
Magnarelli LA, Lawrenz M, Norris SJ, Fikrig E. Comparative reactivity of human sera to recombinant VlsE and other Borrelia burgdorferi antigens in class-specific enzyme-linked immunosorbent assays for Lyme borreliosis. Journal Of Medical Microbiology 2002, 51: 649-655. PMID: 12171295, DOI: 10.1099/0022-1317-51-8-649.Peer-Reviewed Original ResearchConceptsEnzyme-linked immunosorbent assayIgG antibodiesErythema migransIgM antibodiesLyme borreliosisPhysician-diagnosed erythema migransOnset of illnessVlsE antigenB. burgdorferi infectionBorrelia burgdorferi antigensEnzyme-linked immunosorbentHuman granulocytic ehrlichiosisHuman serumOuter surface protein CRheumatoid arthritisBorrelia burgdorferi sensu strictoOral infectionBurgdorferi infectionFalse-positive reactionsBurgdorferi sensu strictoSera crossLouse-borneLaboratory diagnosisNormal serumGranulocytic ehrlichiosisMurine Lyme Arthritis Development Mediated by p38 Mitogen-Activated Protein Kinase Activity
Anguita J, Barthold SW, Persinski R, Hedrick MN, Huy CA, Davis RJ, Flavell RA, Fikrig E. Murine Lyme Arthritis Development Mediated by p38 Mitogen-Activated Protein Kinase Activity. The Journal Of Immunology 2002, 168: 6352-6357. PMID: 12055252, PMCID: PMC4309983, DOI: 10.4049/jimmunol.168.12.6352.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, BacterialArthritis, InfectiousBorrelia burgdorferiCD4-Positive T-LymphocytesCell LineEnzyme ActivationInflammationInterferon-gammaLyme DiseaseMAP Kinase Kinase 3MAP Kinase Signaling SystemMiceMice, KnockoutMitogen-Activated Protein Kinase KinasesMitogen-Activated Protein KinasesP38 Mitogen-Activated Protein KinasesPhagocytesPhosphorylationProtein-Tyrosine KinasesReceptors, InterferonConceptsProinflammatory cytokine productionCytokine productionT helper type 1 responsePhagocytic cellsDevelopment of arthritisPotential new therapeutic approachType 1 responseInfection of miceExperimental murine modelMurine Lyme arthritisNew therapeutic approachesLyme arthritis developmentTreatment of inflammationCytokine burstArthritis developmentJoint inflammationLyme arthritisNF-kappa BProinflammatory cytokinesTNF-alphaT cellsMurine modelTherapeutic approachesP38 MAP kinaseSpecific Abs