2020
A human secretome library screen reveals a role for Peptidoglycan Recognition Protein 1 in Lyme borreliosis
Gupta A, Arora G, Rosen CE, Kloos Z, Cao Y, Cerny J, Sajid A, Hoornstra D, Golovchenko M, Rudenko N, Munderloh U, Hovius JW, Booth CJ, Jacobs-Wagner C, Palm NW, Ring AM, Fikrig E. A human secretome library screen reveals a role for Peptidoglycan Recognition Protein 1 in Lyme borreliosis. PLOS Pathogens 2020, 16: e1009030. PMID: 33175909, PMCID: PMC7657531, DOI: 10.1371/journal.ppat.1009030.Peer-Reviewed Original ResearchConceptsPeptidoglycan recognition protein 1B. burgdorferi infectionB. burgdorferiBurgdorferi infectionHost responseLow serum IgG levelsCommon vector-borne illnessDiverse host responsesSerum IgG levelsProtein 1Vector-borne illnessImmune dysregulationIgG levelsBorreliacidal activityBurgdorferi sensu latoHuman extracellular proteinsSpirochete burdenTick biteB. burgdorferi sensu latoSpirochete Borrelia burgdorferiNervous systemLyme borreliosisLyme diseaseInfectionBorrelia burgdorferi
2019
Protective Immunity and New Vaccines for Lyme Disease
Gomes-Solecki M, Arnaboldi PM, Backenson PB, Benach JL, Cooper CL, Dattwyler RJ, Diuk-Wasser M, Fikrig E, Hovius JW, Laegreid W, Lundberg U, Marconi RT, Marques AR, Molloy P, Narasimhan S, Pal U, Pedra JHF, Plotkin S, Rock DL, Rosa P, Telford SR, Tsao J, Yang XF, Schutzer SE. Protective Immunity and New Vaccines for Lyme Disease. Clinical Infectious Diseases 2019, 70: 1768-1773. PMID: 31620776, PMCID: PMC7155782, DOI: 10.1093/cid/ciz872.Peer-Reviewed Original ResearchConceptsLyme diseaseCommon tick-borne illnessTick-borne illnessB. burgdorferi infectionBorrelia burgdorferi sensu latoMechanism of actionDirect vaccinationB. burgdorferi proteinsProtective immunityBurgdorferi sensu latoVaccination strategiesBurgdorferi infectionFirst vaccineImmune pathwaysNew vaccinesNumber of casesTick immunityDiseaseVaccineB. burgdorferiHuman hostTick proteinsInfectionImmunityPathogen transmissionThe role of Mannose Binding Lectin in the immune response against Borrelia burgdorferi sensu lato
Coumou J, Wagemakers A, Narasimhan S, Schuijt TJ, Ersoz JI, Oei A, de Boer OJ, Roelofs JJTH, Fikrig E, Hovius JW. The role of Mannose Binding Lectin in the immune response against Borrelia burgdorferi sensu lato. Scientific Reports 2019, 9: 1431. PMID: 30723261, PMCID: PMC6363739, DOI: 10.1038/s41598-018-37922-8.Peer-Reviewed Original ResearchConceptsMannose-Binding LectinB. burgdorferiImmune responseComplement systemRole of MBLMBL-deficient miceWhole blood stimulationIgG serum antibodiesB. burgdorferi infectionB. burgdorferi numbersHost complement systemMechanism warrants further investigationSerum-sensitive isolatesBorrelia burgdorferi sensu lato groupWarrants further investigationBorrelia burgdorferi sensu latoLater time pointsBinding lectinsSevere courseBlood stimulationDetectable antibodiesBurgdorferi sensu latoSerum antibodiesMBL deficiencyDeficient mice
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 peptidesAssaysArtificial Infection of Ticks with Borrelia burgdorferi Using a Microinjection Method and Their Detection In Vivo Using Quantitative PCR Targeting flaB RNA
Smith AA, Yang X, Fikrig E, Pal U. Artificial Infection of Ticks with Borrelia burgdorferi Using a Microinjection Method and Their Detection In Vivo Using Quantitative PCR Targeting flaB RNA. Methods In Molecular Biology 2017, 1690: 105-114. PMID: 29032540, DOI: 10.1007/978-1-4939-7383-5_9.Peer-Reviewed Original ResearchModulation of the tick gut milieu by a secreted tick protein favors Borrelia burgdorferi colonization
Narasimhan S, Schuijt TJ, Abraham NM, Rajeevan N, Coumou J, Graham M, Robson A, Wu MJ, Daffre S, Hovius JW, Fikrig E. Modulation of the tick gut milieu by a secreted tick protein favors Borrelia burgdorferi colonization. Nature Communications 2017, 8: 184. PMID: 28775250, PMCID: PMC5543126, DOI: 10.1038/s41467-017-00208-0.Peer-Reviewed Original ResearchConceptsB. burgdorferi colonizationTick gutImmune responseRNA interference-mediated silencingGut microbiomeLyme disease agentBorrelia burgdorferiB. burgdorferiGutTick proteinsVivo resultsBurgdorferiPixRAbrogationTick Ixodes scapularisArthropod vectorsDisease agentsGut proteinsIxodes scapularisAlterationsGut genesMicrobiomeTick biologyMiceBacterial biofilm formation
2015
Ixodes scapularis dystroglycan-like protein promotes Borrelia burgdorferi migration from the gut
Coumou J, Narasimhan S, Trentelman JJ, Wagemakers A, Koetsveld J, Ersoz JI, Oei A, Fikrig E, Hovius JW. Ixodes scapularis dystroglycan-like protein promotes Borrelia burgdorferi migration from the gut. Journal Of Molecular Medicine 2015, 94: 361-370. PMID: 26594018, PMCID: PMC4803822, DOI: 10.1007/s00109-015-1365-0.Peer-Reviewed Original ResearchConceptsB. burgdorferi transmissionTick gutLyme borreliosisTick feedingMurine modelVaccine targetsUninfected ticksRNA interferenceInfected ticksSalivary glandsBorrelia burgdorferiPotential targetGut tissueB. burgdorferiCausative agentIxodes ticksGutPrevious screeningTick proteinsGut cellsBurgdorferiMiceTicks resultsBorreliosisConfocal microscopy
2014
Borrelia miyamotoi sensu lato Seroreactivity and Seroprevalence in the Northeastern United States - Volume 20, Number 7—July 2014 - Emerging Infectious Diseases journal - CDC
Krause PJ, Narasimhan S, Wormser GP, Barbour AG, Platonov AE, Brancato J, Lepore T, Dardick K, Mamula M, Rollend L, Steeves TK, Diuk-Wasser M, Usmani-Brown S, Williamson P, Sarksyan DS, Fikrig E, Fish D, . Borrelia miyamotoi sensu lato Seroreactivity and Seroprevalence in the Northeastern United States - Volume 20, Number 7—July 2014 - Emerging Infectious Diseases journal - CDC. Emerging Infectious Diseases 2014, 20: 1183-1190. PMID: 24960072, PMCID: PMC4073859, DOI: 10.3201/eid2007.131587.Peer-Reviewed Original ResearchConceptsB. burgdorferiInfectious Diseases journal - CDCSeroprevalence of IgGB. burgdorferi antigensLyme disease endemic areaDisease-endemic areasAntibody testingHealthy personsLyme diseaseSerum samplesSeroprevalenceBurgdorferiInfectionSame tickUnited StatesSensu latoArea residentsPersonsBorrelia spSeroreactivityIgGAntigenDiseaseSerum
2013
SERUM ANTIBODIES TO BORRELIA BURGDORFERI, ANAPLASMA PHAGOCYTOPHILUM, AND BABESIA MICROTI IN RECAPTURED WHITE-FOOTED MICE
Magnarelli LA, Williams SC, Norris SJ, Fikrig E. SERUM ANTIBODIES TO BORRELIA BURGDORFERI, ANAPLASMA PHAGOCYTOPHILUM, AND BABESIA MICROTI IN RECAPTURED WHITE-FOOTED MICE. Journal Of Wildlife Diseases 2013, 49: 294-302. PMID: 23568904, PMCID: PMC3712766, DOI: 10.7589/2012-06-172.Peer-Reviewed Original ResearchConceptsB. microtiA. phagocytophilumB. burgdorferiBabesia microtiSolid-phase enzyme-linked immunosorbent assayAnaplasma phagocytophilumMouse immune systemEnzyme-linked immunosorbent assayIndirect fluorescent antibodyAntibody statusAntibody titersBorrelia burgdorferi sensu strictoSerum antibodiesTotal antibodyAntibody prevalenceNegative statusBurgdorferi sensu strictoImmune systemPatent infectionsEnd pointMiceImmunosorbent assayAntibodiesBorrelia burgdorferiFluorescent antibody
2012
Activation of the RpoN-RpoS regulatory pathway during the enzootic life cycle of Borrelia burgdorferi
Ouyang Z, Narasimhan S, Neelakanta G, Kumar M, Pal U, Fikrig E, Norgard MV. Activation of the RpoN-RpoS regulatory pathway during the enzootic life cycle of Borrelia burgdorferi. BMC Microbiology 2012, 12: 44. PMID: 22443136, PMCID: PMC3320556, DOI: 10.1186/1471-2180-12-44.Peer-Reviewed Original ResearchConceptsRpoN-RpoS regulatory pathwayRpoN-RpoS pathwayExpression of rpoSEnzootic life cycleMammalian infectionRegulatory pathwaysTranscription of rpoSOuter membrane lipoproteinLife cycleB. burgdorferiKey environmental stimuliLyme disease pathogenesisDiverse nichesMembrane lipoproteinMammalian hostsTarget genesTranscription levelsMicrobial survivalLipoprotein geneRpoSOrganism adaptationInfectious cycleFed larvaeIntermolt larvaeSustained transcription
2011
Molecular Interactions that Enable Movement of the Lyme Disease Agent from the Tick Gut into the Hemolymph
Zhang L, Zhang Y, Adusumilli S, Liu L, Narasimhan S, Dai J, Zhao YO, Fikrig E. Molecular Interactions that Enable Movement of the Lyme Disease Agent from the Tick Gut into the Hemolymph. PLOS Pathogens 2011, 7: e1002079. PMID: 21695244, PMCID: PMC3111543, DOI: 10.1371/journal.ppat.1002079.Peer-Reviewed Original ResearchConceptsLyme disease agentB. burgdorferi burdenTick gutOuter surface lipoproteinsTick gut proteinsSalivary gland infectionIxodes scapularis ticksInfection resultsMouse infectionDisease agentsGland infectionLyme diseaseBorrelia burgdorferiScapularis ticksB. burgdorferiCausative agentInfectionBurgdorferiGutGut proteinsSpirochetesTick hemolymphTicksAgentsHemolymph
2010
Infectivity of Borrelia burgdorferi sensu lato is unaltered in C3-deficient mice
van Burgel ND, Balmus NC, Fikrig E, van Dam AP. Infectivity of Borrelia burgdorferi sensu lato is unaltered in C3-deficient mice. Ticks And Tick-borne Diseases 2010, 2: 20-26. PMID: 21771533, DOI: 10.1016/j.ttbdis.2010.10.003.Peer-Reviewed Original ResearchConceptsWT miceAbsence of C3B. burgdorferiB. afzeliiQuantitative PCRDifferent Borrelia speciesC3 knockout miceC3-deficient miceComplement-deficient miceWild-type miceB. afzelii infectionBorrelia burgdorferi sensu latoHuman complementInflammation scoreBurgdorferi sensu latoB. bavariensisAfzelii infectionBorrelia speciesKnockout miceMiceHeart tissueWeeksB. gariniiBurgdorferiSignificant differences
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 capacityMicePassage through Ixodes scapularis Ticks Enhances the Virulence of a Weakly Pathogenic Isolate of Borrelia burgdorferi
Adusumilli S, Booth CJ, Anguita J, Fikrig E. Passage through Ixodes scapularis Ticks Enhances the Virulence of a Weakly Pathogenic Isolate of Borrelia burgdorferi. Infection And Immunity 2009, 78: 138-144. PMID: 19822652, PMCID: PMC2798202, DOI: 10.1128/iai.00470-09.Peer-Reviewed Original ResearchConceptsIxodes scapularis ticksCommon tick-borne illnessScapularis ticksTick-borne illnessB. burgdorferi sensu strictoC3H miceBurgdorferi sensu strictoLyme diseaseMiceHigh expression levelsBorrelia burgdorferiB. burgdorferiTick engorgementExpression levelsSpirochetesDiseaseArray analysisSyringe inoculationBurgdorferiPathogenic isolatesIsolatesI. scapularisArthritisVirulencePathogenesisLate Manifestations of Lyme Borreliosis
Hovius J, van Dam A, Fikrig E. Late Manifestations of Lyme Borreliosis. 2009, 9-25. DOI: 10.1128/9781555815486.ch2.Peer-Reviewed Original ResearchLyme borreliosisObjective clinical manifestationsFrequent clinical signsB. burgdorferiB. burgdorferi infectionHost immune responseCommon vector-borne diseaseClinical manifestationsErythema migransAntibiotic treatmentClinical signsBurgdorferi infectionImmune responsePositive culturesLate manifestationTick-borne pathogensLyme diseaseBorreliosisBorrelia burgdorferiDiseaseCausative agentB. afzeliiB. gariniiInfected tissuesBurgdorferiThe Urokinase Receptor (uPAR) Facilitates Clearance of Borrelia burgdorferi
Hovius JW, Bijlsma MF, van der Windt GJ, Wiersinga WJ, Boukens BJ, Coumou J, Oei A, de Beer R, de Vos AF, van 't Veer C, van Dam AP, Wang P, Fikrig E, Levi MM, Roelofs JJ, van der Poll T. The Urokinase Receptor (uPAR) Facilitates Clearance of Borrelia burgdorferi. PLOS Pathogens 2009, 5: e1000447. PMID: 19461880, PMCID: PMC2678258, DOI: 10.1371/journal.ppat.1000447.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArthritis, InfectiousBorrelia burgdorferiCell MovementHeartHistocytochemistryHumansLeukocytesLyme DiseaseMiceMice, Inbred C57BLMice, KnockoutMyocarditisPhagocytosisReceptors, Urokinase Plasminogen ActivatorSkinStatistics, NonparametricUp-RegulationUrinary BladderUrokinase-Type Plasminogen ActivatorConceptsB. burgdorferi numbersWT controlsPhagocytotic capacityC3H/HeN backgroundIL-1beta mRNA expressionBorrelia burgdorferiB. burgdorferi infectionRole of uPARSevere carditisBurgdorferi infectionImmune responseLeukocyte functionSpirochete Borrelia burgdorferiFibrinolytic systemPAI-1Facilitate clearanceMRNA expressionHuman leukocytesLyme borreliosisMiceB. burgdorferiCausative agentProteinase receptorUPARAdequate eradication
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 ticksBurgdorferiMiceThe Tick Salivary Protein Salp15 Inhibits the Killing of Serum-Sensitive Borrelia burgdorferi Sensu Lato Isolates
Schuijt TJ, Hovius JW, van Burgel ND, Ramamoorthi N, Fikrig E, van Dam AP. The Tick Salivary Protein Salp15 Inhibits the Killing of Serum-Sensitive Borrelia burgdorferi Sensu Lato Isolates. Infection And Immunity 2008, 76: 2888-2894. PMID: 18426890, PMCID: PMC2446733, DOI: 10.1128/iai.00232-08.Peer-Reviewed Original ResearchConceptsComplement-mediated killingBurgdorferi-specific antibodiesBorrelia burgdorferiStrong protective effectSerum-sensitive isolatesNormal human serumBorrelia burgdorferi sensu latoBurgdorferi sensu latoProtective effectMembrane attack complexTick salivaLyme diseaseBorrelia burgdorferi sensu lato isolatesComplement complexI. scapularis Salp15B. burgdorferiSalp15Attack complexBurgdorferiHuman serumKillingSpirochetesIxodes scapularisIsolatesTicksA Differential Role for BB0365 in the Persistence of Borrelia burgdorferi in Mice and Ticks
Pal U, Dai J, Li X, Neelakanta G, Luo P, Kumar M, Wang P, Yang X, Anderson JF, Fikrig E. A Differential Role for BB0365 in the Persistence of Borrelia burgdorferi in Mice and Ticks. The Journal Of Infectious Diseases 2008, 197: 148-155. PMID: 18171298, DOI: 10.1086/523764.Peer-Reviewed Original ResearchConceptsVertebrate hostsWild-type B. burgdorferiArthropod vectorsB. burgdorferi persistenceB. burgdorferi transcriptomeDiverse murine tissuesSpirochete life cycleLife cycleB. burgdorferi B31Lyme disease agentGene productsMurine tissuesGenesWild rodentsDisease agentsDifferential rolesFeeding ticksB. burgdorferiInfectious isolatesHostBorrelia burgdorferiTicksTranscriptomePersistence of BorreliaMutants
2007
Tick–host–pathogen interactions in Lyme borreliosis
Hovius JW, van Dam AP, Fikrig E. Tick–host–pathogen interactions in Lyme borreliosis. Trends In Parasitology 2007, 23: 434-438. PMID: 17656156, DOI: 10.1016/j.pt.2007.07.001.Peer-Reviewed Original ResearchConceptsVertebrate hostsB. burgdorferi survivalB. burgdorferi genesEnzootic life cycleSpirochete survivalGene productsB. burgdorferiArthropod vectorsGenesVector moleculesLife cycleDifferent environmentsHostBorrelia burgdorferiIxodes ticksTROSPATicksSpirochetal agentBurgdorferiLyme borreliosisMicrobesSalp15ExpressionSurvival