2022
Frequency and Geographic Distribution of Borrelia miyamotoi, Borrelia burgdorferi, and Babesia microti Infections in New England Residents.
Johnston D, Kelly JR, Ledizet M, Lavoie N, Smith RP, Parsonnet J, Schwab J, Stratidis J, Espich S, Lee G, Maciejewski KR, Deng Y, Majam V, Zheng H, Bonkoungou SN, Stevens J, Kumar S, Krause PJ. Frequency and Geographic Distribution of Borrelia miyamotoi, Borrelia burgdorferi, and Babesia microti Infections in New England Residents. Clinical Infectious Diseases 2022 PMID: 35325084, DOI: 10.1093/cid/ciac107.Peer-Reviewed Original ResearchBabesia microti infectionB. miyamotoiMicroti infectionB. burgdorferiB. microtiAcute undifferentiated febrile illnessCross-sectional seroprevalence studyBorrelia miyamotoiUndifferentiated febrile illnessB. miyamotoi infectionBorrelia burgdorferiLevel of seroprevalenceIxodes scapularis ticksFebrile illnessTickborne infectionMiyamotoi infectionSeroprevalence studyHuman infectionsIxodes pacificus ticksClinical casesInfectionSerum samplesAverage seroprevalenceSpecific antibodiesScapularis ticks
2021
Babesiosis
Chen T, Mamoun C, Krause P. Babesiosis. 2021, 1298-1304. DOI: 10.1093/med/9780190888367.003.0200.Peer-Reviewed Original ResearchB. microtiHard-bodied ticksHuman granulocytic anaplasmosisPowassan virusEtiologic agentIntraerythrocytic protozoaLyme diseaseBorrelia miyamotoiGranulocytic anaplasmosisBabesia infectionBorrelia burgdorferiDiseaseZoonotic diseaseB. duncaniAnaplasma phagocytophilumApicomplexa phylumInfectionMicrotiB. venatorumB. divergensBabesia sppBabesiosisIxodes scapularisPrimary vectorFever
2020
Antigen Discovery, Bioinformatics and Biological Characterization of Novel Immunodominant Babesia microti Antigens
Verma N, Puri A, Essuman E, Skelton R, Anantharaman V, Zheng H, White S, Gunalan K, Takeda K, Bajpai S, Lepore TJ, Krause PJ, Aravind L, Kumar S. Antigen Discovery, Bioinformatics and Biological Characterization of Novel Immunodominant Babesia microti Antigens. Scientific Reports 2020, 10: 9598. PMID: 32533024, PMCID: PMC7293334, DOI: 10.1038/s41598-020-66273-6.Peer-Reviewed Original ResearchConceptsPotential biological functionsBiological functionsCellular localization studiesB. microtiEvolutionary relationshipsDomain architectureBioinformatics analysisRecombinant proteinsExtracellular domainLocalization studiesPrimary causative agentUnrelated groupsE. coliBiological characterizationNovel assayIntraerythrocytic parasitesBabesia microtiDistinct classesProteinCausative agentAntigen discoveryGlobal public health impactB. microti antibodiesB. microti antigenTransfusion of bloodClofazimine, a Promising Drug for the Treatment of Babesia microti Infection in Severely Immunocompromised Hosts
Tuvshintulga B, Vannier E, Tayebwa DS, Gantuya S, Sivakumar T, Guswanto A, Krause PJ, Yokoyama N, Igarashi I. Clofazimine, a Promising Drug for the Treatment of Babesia microti Infection in Severely Immunocompromised Hosts. The Journal Of Infectious Diseases 2020, 222: 1027-1036. PMID: 32310272, DOI: 10.1093/infdis/jiaa195.Peer-Reviewed Original ResearchConceptsB. microti parasitesMicroti infectionHigh-grade parasitemiaDrug-resistant tuberculosisB. microtiBabesia microti infectionAdditional preclinical studiesB. microti infectionImmunocompromised hostB. microti DNAPolymerase chain reactionPreclinical studiesIncidence of babesiosisPromising drugRadical cureMinimal doseClofazimineDay 10Blood smearsBabesia microtiNovel drugsParasitemiaChain reactionMicroscopic examinationAntimicrobial agents
2017
Case report of the patient source of the Babesia microti R1 reference strain and implications for travelers
Stahl P, Poinsignon Y, Pouedras P, Ciubotaru V, Berry L, Emu B, Krause PJ, Mamoun C, Cornillot E. Case report of the patient source of the Babesia microti R1 reference strain and implications for travelers. Journal Of Travel Medicine 2017, 25: tax073. PMID: 29394381, PMCID: PMC6927858, DOI: 10.1093/jtm/tax073.Peer-Reviewed Original ResearchConceptsIndirect immunofluorescence antibody testingBabesiosis casesB. microti antibodiesB. microtiTreatment of babesiosisImmunofluorescence antibody testingB. microti infectionNon-endemic areasDiagnosis of babesiosisMicroti antibodiesFebrile illnessImmunocompetent patientsRed blood cellsAntibody testingB. microti DNAPhysical examinationCase reportMedical historyMicroti infectionTick biteClinical informationEndemic areasPatient sourcePatientsBlood smears
2015
Coinfection by Ixodes Tick-Borne Pathogens: Ecological, Epidemiological, and Clinical Consequences
Diuk-Wasser MA, Vannier E, Krause PJ. Coinfection by Ixodes Tick-Borne Pathogens: Ecological, Epidemiological, and Clinical Consequences. Trends In Parasitology 2015, 32: 30-42. PMID: 26613664, PMCID: PMC4713283, DOI: 10.1016/j.pt.2015.09.008.Peer-Reviewed Original ResearchConceptsB. microtiDisease severityGreater disease severityEnzootic cycleCoinfected individualsTick-borne pathogenClinical consequencesTherapeutic strategiesLyme diseaseBabesia microtiHost factorsCoinfectionBorrelia burgdorferiB. burgdorferiIxodes ticksMicrotiReservoir hostsSeverityHuman pathogensBurgdorferiHuman babesiosis
Chen T, Mamoun C, Krause P. Human babesiosis. 2015, 1295-1301. DOI: 10.1017/cbo9781139855952.226.Peer-Reviewed Original ResearchHuman babesiosisB. microtiB. microti infectionHard-bodied ticksClustering of casesHuman granulocytic anaplasmosisAcute illnessRenal failureBlood transfusionMicroti infectionCommon causeBabesia duncaniEndemic areasEtiologic agentHuman infectionsHuman B. microti infectionIntraerythrocytic protozoaLyme diseaseBabesia microtiBabesia speciesDiseaseGranulocytic anaplasmosisBabesia infectionIntraerythrocytic parasitesInfection
2010
Emergence of Resistance to Azithromycin-Atovaquone in Immunocompromised Patients with Babesia microti Infection
Wormser GP, Prasad A, Neuhaus E, Joshi S, Nowakowski J, Nelson J, Mittleman A, Aguero-Rosenfeld M, Topal J, Krause PJ. Emergence of Resistance to Azithromycin-Atovaquone in Immunocompromised Patients with Babesia microti Infection. Clinical Infectious Diseases 2010, 50: 381-386. PMID: 20047477, DOI: 10.1086/649859.Peer-Reviewed Original ResearchConceptsDrug regimenB. microtiLevel of immunosuppressionBabesia microti infectionTreatment of babesiosisDrug-resistant strainsEmergence of resistanceActive babesiosisMicrobiologic relapseLaboratory abnormalitiesDrug regimensImmunocompromised patientsOptimal therapyTreatment failureDrug therapyMicroti infectionPatientsClinical case historiesDrug resistanceBabesia microtiInfectionRegimenMicrotiEventual developmentBabesiosis
2008
Human Babesiosis
Chen T, Krause P. Human Babesiosis. 2008, 1381-1388. DOI: 10.1017/cbo9780511722240.200.Peer-Reviewed Original ResearchHuman babesiosisB. microtiBabesia speciesB. microti infectionHard-bodied ticksClustering of casesHuman granulocytic anaplasmosisEastern North AmericaAcute illnessBlood transfusionRenal failureMicroti infectionCommon causeBabesia duncaniEndemic areasEtiologic agentHuman B. microti infectionBabesial infectionIntraerythrocytic protozoaBabesia microtiLyme diseaseDiseaseGranulocytic anaplasmosisIntraerythrocytic parasitesNorth America
2006
Absence of erythrocyte sequestration in a case of babesiosis in a splenectomized human patient
Clark IA, Budd AC, Hsue G, Haymore BR, Joyce AJ, Thorner R, Krause PJ. Absence of erythrocyte sequestration in a case of babesiosis in a splenectomized human patient. Malaria Journal 2006, 5: 69. PMID: 16887045, PMCID: PMC1552079, DOI: 10.1186/1475-2875-5-69.Peer-Reviewed Original ResearchConceptsMulti-organ failureParasitized erythrocytesSevere multi-organ failureBabesia microti infectionChronic lymphocytic leukemiaCases of babesiosisFalciparum malariaSplenectomized patientsSimilar pathogenesisVascular occlusionMicroti infectionErythrocyte sequestrationLymphocytic leukemiaProtozoal infectionsVascular locationColon cancerHuman patientsResultsNo evidenceVascular lumenHuman casesB. microtiTissue sectionsPatientsPathogenesisInfection
2001
Diagnosis of Babesiosis Using an Immunoblot Serologic Test
Ryan R, Krause P, Radolf J, Freeman K, Spielman A, Lenz R, Levin A. Diagnosis of Babesiosis Using an Immunoblot Serologic Test. MSphere 2001, 8: 1177-1180. PMID: 11687460, PMCID: PMC96246, DOI: 10.1128/cdli.8.6.1177-1180.2001.Peer-Reviewed Original ResearchConceptsB. microti antigenAntibody testHuman babesiosisB. microtiReactivity of seraDiagnostic antibody testsHuman granulocytic ehrlichiosisDiagnosis of babesiosisImmunoblot stripsRoutine clinical diagnosisSerologic testsAcute babesiosisIFA testLaboratory evidenceClinical diagnosisImmunoblot assayGranulocytic ehrlichiosisLyme diseaseAntigenSerumGI strainsInterpretive criteriaReactive bandsTest sensitivityHuman subjects
2000
Babesiosis
Homer M, Aguilar-Delfin I, Telford S, Krause P, Persing D. Babesiosis. Clinical Microbiology Reviews 2000, 13: 451-469. PMID: 10885987, PMCID: PMC88943, DOI: 10.1128/cmr.13.3.451-469.2000.Peer-Reviewed Original ResearchConceptsSpecies of BabesiaMalaria-like diseaseWidespread blood parasitesPear-shaped formsPossible pathogenic mechanismsAppropriate patient managementInfected red blood cellsHematotropic parasitesVeterinary impactBabesia speciesGenus BabesiaIxodid ticksBabesial parasitesZoonotic diseaseRed blood cellsBabesia divergensSilent infectionAnimal hostsEpidemiological descriptionDisease manifestationsPatient managementImmunological responseSevere hemolysisB. microtiTransmission cycleSerological Expression Cloning of Novel Immunoreactive Antigens of Babesia microti
Lodes M, Houghton R, Bruinsma E, Mohamath R, Reynolds L, Benson D, Krause P, Reed S, Persing D. Serological Expression Cloning of Novel Immunoreactive Antigens of Babesia microti. Infection And Immunity 2000, 68: 2783-2790. PMID: 10768973, PMCID: PMC97488, DOI: 10.1128/iai.68.5.2783-2790.2000.Peer-Reviewed Original ResearchConceptsRelated antigensBabesia microtiSerological expression cloningB. microtiHumoral immune responseB. microti infectionClass of antigensSporozoite surface antigenPatient serum poolsWestern blot analysisBlood transfusionMicroti infectionImmune responseSurface antigenImmunodominant antigensAntigenHuman babesiosisMolecular testsGenomic expression libraryPlasmodium spCausative agentSerum poolsImmunoreactive antigensBlot analysisMicroti
1999
Southern Extension of the Range of Human Babesiosis in the Eastern United States
Eskow E, Krause P, Spielman A, Freeman K, Aslanzadeh J. Southern Extension of the Range of Human Babesiosis in the Eastern United States. Journal Of Clinical Microbiology 1999, 37: 2051-2052. PMID: 10325378, PMCID: PMC85028, DOI: 10.1128/jcm.37.6.2051-2052.1999.Peer-Reviewed Original ResearchConceptsMicroti infectionBlood samplesB. microti antibodiesSerial blood samplesBabesia microti infectionB. microti infectionCollected blood samplesMicroti antibodiesAcute babesiosisImmunofluorescent antibodyHuman B. microti infectionBabesial antigensHuman babesiosisB. microtiInfectionBabesiosisAntibodiesPCR techniqueUnited StatesLocal acquisitionResidentsPatientsSymptomsAntigenBlood