2022
Epidemiology of Hospitalized Patients with Babesiosis, United States, 2010–2016 - Volume 28, Number 2—February 2022 - Emerging Infectious Diseases journal - CDC
Bloch EM, Day JR, Krause PJ, Kjemtrup A, O’Brien S, Tobian AAR, Goel R. Epidemiology of Hospitalized Patients with Babesiosis, United States, 2010–2016 - Volume 28, Number 2—February 2022 - Emerging Infectious Diseases journal - CDC. Emerging Infectious Diseases 2022, 28: 354-362. PMID: 35076004, PMCID: PMC8798708, DOI: 10.3201/eid2802.210213.Peer-Reviewed Original ResearchConceptsNational Inpatient Sample databaseInfectious Diseases journal - CDCAnalysis of hospitalizationsHospitalized patientsAdvanced ageMortality rateHospitalizationSample databaseObservation periodEpidemiologyHigher severityPatientsBabesiosisDiagnosisUnited StatesReporting dataBabesiaAdmissionIllnessIncidenceDiseaseSeverity
2020
Borrelia burgdorferi and Borrelia miyamotoi seroprevalence in California blood donors
Brummitt SI, Kjemtrup AM, Harvey DJ, Petersen JM, Sexton C, Replogle A, Packham AE, Bloch EM, Barbour AG, Krause PJ, Green V, Smith WA. Borrelia burgdorferi and Borrelia miyamotoi seroprevalence in California blood donors. PLOS ONE 2020, 15: e0243950. PMID: 33370341, PMCID: PMC7769429, DOI: 10.1371/journal.pone.0243950.Peer-Reviewed Original ResearchConceptsLyme diseaseBlood donorsB. miyamotoiB. burgdorferiEndemic countiesWestern blotBorrelia miyamotoiB. burgdorferi antibodiesAdult blood donorsBorrelia burgdorferiIgG Western blotBlood donor seraRisk of infectionELISA test systemBurgdorferi antibodiesDonor seraC6 ELISAClinical casesEquivocal samplesHuman casesDiseaseAntibodiesI. pacificus ticksMiyamotoiBurgdorferiParasite burden and red blood cell exchange transfusion for babesiosis
O'Bryan J, Gokhale A, Hendrickson JE, Krause PJ. Parasite burden and red blood cell exchange transfusion for babesiosis. Journal Of Clinical Apheresis 2020, 36: 127-134. PMID: 33179803, PMCID: PMC9517950, DOI: 10.1002/jca.21853.Peer-Reviewed Original ResearchConceptsEnd-organ dysfunctionPeak parasitemia levelsRed blood cell exchange transfusionParasitemia levelsExchange transfusionPeak parasitemiaDisease severityParasite burdenYale-New Haven HospitalBabesia microti parasitemiaHigh-grade parasitemiaRetrospective chart reviewBabesia microti infectionNew Haven HospitalAntimicrobial agentsChart reviewHepatic dysfunctionPatient demographicsClinical statusMedian lengthLaboratory indicatorsMicroti infectionDegree of hemolysisNineteen subjectsDysfunction
2018
BmGPAC, an Antigen Capture Assay for Detection of Active Babesia microti Infection
Thekkiniath J, Mootien S, Lawres L, Perrin BA, Gewirtz M, Krause PJ, Williams S, Doggett J, Ledizet M, Mamoun C. BmGPAC, an Antigen Capture Assay for Detection of Active Babesia microti Infection. Journal Of Clinical Microbiology 2018, 56: 10.1128/jcm.00067-18. PMID: 30093394, PMCID: PMC6156295, DOI: 10.1128/jcm.00067-18.Peer-Reviewed Original ResearchConceptsHuman babesiosisBabesia microti infectionCapture enzyme-linked immunosorbent assayAntigen capture enzyme-linked immunosorbent assayAntigen capture assayEnzyme-linked immunosorbent assayZoonotic infectious diseaseAcute infectionBlood transfusionAsymptomatic infectionMicroti infectionReal-time PCRBlood supplyAnimal reservoir hostsDonor bloodEpidemiological surveyHuman patientsImmune systemSerological assaysImmunodominant antigensInfectionInfectious diseasesIntraerythrocytic protozoan parasitePatientsImmunosorbent assayHuman Babesiosis Caused by a Babesia crassa–Like Pathogen: A Case Series
Jia N, Zheng YC, Jiang JF, Jiang RR, Jiang BG, Wei R, Liu HB, Huo QB, Sun Y, Chu YL, Fan H, Chang QC, Yao NN, Zhang WH, Wang H, Guo DH, Fu X, Wang YW, Krause PJ, Song JL, Cao WC. Human Babesiosis Caused by a Babesia crassa–Like Pathogen: A Case Series. Clinical Infectious Diseases 2018, 67: 1110-1119. PMID: 29538646, DOI: 10.1093/cid/ciy212.Peer-Reviewed Original ResearchConceptsPolymerase chain reactionAsymptomatic infectionTick biteHuman babesiosisInfection 9 monthsRecent tick biteViral-like illnessCommon clinical manifestationsHaemaphysalis concinna ticksCase seriesInitial diagnosisClinical manifestationsOvarian tumorsModerate symptomsUS CentersBlood supplySevere diseaseHealthy residentsHealth problemsDisease controlInfectionChain reactionGenetic sequencingPatientsFurther investigation
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
Borrelia miyamotoi. In response.
Krause PJ, Barbour AG. Borrelia miyamotoi. In response. Annals Of Internal Medicine 2015, 163: 964. PMID: 26666795, DOI: 10.7326/l15-5188.Peer-Reviewed Original ResearchBorrelia miyamotoi: The Newest Infection Brought to Us by Deer Ticks.
Krause PJ, Barbour AG. Borrelia miyamotoi: The Newest Infection Brought to Us by Deer Ticks. Annals Of Internal Medicine 2015, 163: 141-2. PMID: 26053967, DOI: 10.7326/m15-1219.Peer-Reviewed Original Research
2014
Babesiosis in China, an emerging threat
Vannier E, Krause PJ. Babesiosis in China, an emerging threat. The Lancet Infectious Diseases 2014, 15: 137-139. PMID: 25539585, DOI: 10.1016/s1473-3099(14)71062-x.Peer-Reviewed Original ResearchBorrelia 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
2012
Preventing transfusion‐transmitted babesiosis: preliminary experience of the first laboratory‐based blood donor screening program
Young C, Chawla A, Berardi V, Padbury J, Skowron G, Krause PJ, Group T. Preventing transfusion‐transmitted babesiosis: preliminary experience of the first laboratory‐based blood donor screening program. Transfusion 2012, 52: 1523-1529. PMID: 22452654, DOI: 10.1111/j.1537-2995.2012.03612.x.Peer-Reviewed Original ResearchConceptsTransfusion-transmitted babesiosisCases of TTBPolymerase chain reactionBlood donorsThalassemia patientsCommon transfusion-transmitted infectionSickle cellsIndeterminate PCR resultsPositive IFA resultsTransfusion-transmitted infectionsInvestigational new drug applicationReal-time polymerase chain reactionUnscreened bloodDonor screeningPatientsIFA resultsDrug AdministrationNew drug applicationsPreliminary experienceIndirect immunofluorescenceBabesia microtiStudy designDrug applicationChain reactionPCR results
2011
Long-Term Lyme Disease Antibiotic Therapy Beliefs Among New England Residents
Macauda MM, Erickson P, Miller J, Mann P, Closter L, Krause PJ. Long-Term Lyme Disease Antibiotic Therapy Beliefs Among New England Residents. Vector-Borne And Zoonotic Diseases 2011, 11: 857-862. PMID: 21417921, DOI: 10.1089/vbz.2010.0116.Peer-Reviewed Original ResearchConceptsLyme diseasePersistent symptomsAntibiotic treatmentEffective doctor-patient communicationAntibiotic therapy regimensInfectious Diseases SocietyLong-term treatmentBorrelia burgdorferi infectionDoctor-patient communicationFederal health agenciesDiseases SocietyAppropriate therapyTherapy regimensAntimicrobial therapyBurgdorferi infectionHealthcare workersMost physiciansStandard diagnosisDisease controlDiseasePatientsHealth agenciesSymptomsPhysiciansMedical societies
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
Persistent and Relapsing Babesiosis in Immunocompromised Patients
Krause PJ, Gewurz BE, Hill D, Marty FM, Vannier E, Foppa IM, Furman RR, Neuhaus E, Skowron G, Gupta S, McCalla C, Pesanti EL, Young M, Heiman D, Hsue G, Gelfand JA, Wormser GP, Dickason J, Bia FJ, Hartman B, Telford SR, Christianson D, Dardick K, Coleman M, Girotto JE, Spielman A. Persistent and Relapsing Babesiosis in Immunocompromised Patients. Clinical Infectious Diseases 2008, 46: 370-376. PMID: 18181735, DOI: 10.1086/525852.Peer-Reviewed Original ResearchConceptsCase patientsAntibabesial treatmentClinical courseControl subjectsBlood smearsRetrospective case-control studyOptimal treatment regimenStandard antimicrobial therapyMalaria-like illnessBabesia microti infectionMost cases patientsCase-control studyCourse of therapyB-cell lymphomaAdministration of atovaquoneImmunologic statusStandard therapyAntimicrobial regimenSuch patientsTreatment regimenMicroti infectionAntimicrobial therapyPersistent infectionCell lymphomaAcute babesiosis
2007
Serum Reactivity against Borrelia burgdorferi OspA in Patients with Rheumatoid Arthritis▿
Hsieh YF, Liu HW, Hsu TC, Wei J, Shih CM, Krause PJ, Tsay GJ. Serum Reactivity against Borrelia burgdorferi OspA in Patients with Rheumatoid Arthritis▿. MSphere 2007, 14: 1437-1441. PMID: 17881508, PMCID: PMC2168181, DOI: 10.1128/cvi.00151-07.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntibodies, BacterialAntigens, BacterialAntigens, SurfaceArthritis, RheumatoidAutoimmune DiseasesBacterial Outer Membrane ProteinsBacterial VaccinesBlotting, WesternBorrelia burgdorferiEnzyme-Linked Immunosorbent AssayFemaleHumansLipoproteinsLyme DiseaseMaleMiddle AgedRecombinant Fusion ProteinsConceptsRheumatoid arthritis patientsRheumatoid arthritisOspA antigenArthritis patientsAutoimmune diseasesSerum reactivityLyme diseaseDisease Activity ScoreCommon clinical featuresLyme disease patientsSurface protein AArthritis correlatesSynovial histologyOuter surface protein ALyme arthritisActivity scoreClinical featuresDisease patientsSerum concentrationsSimilar pathogenesisHealthy subjectsPatientsArthritisDisease severityDisease
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
2002
Disease-Specific Diagnosis of Coinfecting Tickborne Zoonoses: Babesiosis, Human Granulocytic Ehrlichiosis, and Lyme Disease
Krause PJ, McKay K, Thompson CA, Sikand VK, Lentz R, Lepore T, Closter L, Christianson D, Telford SR, Persing D, Radolf JD, Spielman A, Group A. Disease-Specific Diagnosis of Coinfecting Tickborne Zoonoses: Babesiosis, Human Granulocytic Ehrlichiosis, and Lyme Disease. Clinical Infectious Diseases 2002, 34: 1184-1191. PMID: 11941544, DOI: 10.1086/339813.Peer-Reviewed Original ResearchConceptsHuman granulocytic ehrlichiosisLyme diseaseImmunoglobulin M antibody testGranulocytic ehrlichiosisPolymerase chain reaction testingShort-term complicationsComplete blood countDisease-specific diagnosisFlulike illnessThin blood smearsLaboratory manifestationsAcute manifestationsBlood countBlood samplesAntibody testReaction testingBlood smearsTickborne zoonosesDiseaseHuman babesiosisLaboratory test resultsPatientsStructured questionnaireSymptomsBabesiosis
2001
Safety and Immunogenicity of a Recombinant Borrelia burgdorferi Outer Surface Protein A Vaccine Against Lyme Disease in Healthy Children and Adolescents: A Randomized Controlled Trial
Sikand V, Halsey N, Krause P, Sood S, Geller R, Van Hoecke C, Buscarino C, Parenti D. Safety and Immunogenicity of a Recombinant Borrelia burgdorferi Outer Surface Protein A Vaccine Against Lyme Disease in Healthy Children and Adolescents: A Randomized Controlled Trial. Pediatrics 2001, 108: 123-128. PMID: 11433064, DOI: 10.1542/peds.108.1.123.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAntigens, SurfaceArthralgiaBacterial Outer Membrane ProteinsBacterial VaccinesBorrelia burgdorferi GroupChildChild, PreschoolEdemaErythemaExanthemaFatigueFemaleFeverHeadacheHumansImmunoglobulin GIncidenceInjectionsLipoproteinsLyme DiseaseLyme Disease VaccinesMalePainSeverity of Illness IndexTime FactorsUnited StatesConceptsLocal injection site reactionsInjection site reactionsYears of ageMonth 13LD vaccineVaccine recipientsSite reactionsHealthy childrenEfficacy studiesChildren 4Placebo-controlled clinical trialUnsolicited adverse eventsFlu-like symptomsLyme disease vaccineHigher immune responseLyme endemic areasOuter Surface ProteinsAdolescents 15 yearsIgG GMTPlacebo recipientsReactogenicity dataAdverse eventsControlled TrialsMonth 6Immunogenicity data
2000
Atovaquone and Azithromycin for the Treatment of Babesiosis
Krause P, Lepore T, Sikand V, Gadbaw J, Burke G, Telford S, Brassard P, Pearl D, Azlanzadeh J, Christianson D, McGrath D, Spielman A. Atovaquone and Azithromycin for the Treatment of Babesiosis. New England Journal Of Medicine 2000, 343: 1454-1458. PMID: 11078770, DOI: 10.1056/nejm200011163432004.Peer-Reviewed Original ResearchConceptsCommon adverse effectsTreatment of babesiosisAdverse reactionsAdverse effectsCourse of clindamycinRegimen of clindamycinStart of therapyMalaria-like illnessPromising alternative treatmentStandard treatmentAlternative treatmentRegimenClindamycinAzithromycinAtovaquoneMonthsDiarrheaTreatmentBabesiosisQuinineSymptomsSubjectsPercentDaysBabesia microti DNA
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