2022
Use of host lipids by the Lyme disease spirochete may lead to biomarkers
Arora G, Hart T, Fikrig E. Use of host lipids by the Lyme disease spirochete may lead to biomarkers. Journal Of Clinical Investigation 2022, 132: e158254. PMID: 35289311, PMCID: PMC8920323, DOI: 10.1172/jci158254.Peer-Reviewed Original ResearchConceptsB. burgdorferi infectionLyme diseaseBurgdorferi infectionCareful clinical assessmentCommon tick-borne diseaseAnti-lipid antibodiesProduction of antibodiesTick-borne diseaseHost lipidsAntibody titersLyme disease agent Borrelia burgdorferiClinical assessmentCurrent biomarkersMurine modelDiseaseSerum samplesLyme disease spirocheteAntibodiesBorrelia burgdorferiInfectionBiomarkersPatientsLipidsSyphilisPhosphatidic acid
2019
Polymicrobial Nature of Tick-Borne Diseases
Sanchez-Vicente S, Tagliafierro T, Coleman J, Benach J, Tokarz R, Azad A, Fikrig E, Munderloh U, Telford S. Polymicrobial Nature of Tick-Borne Diseases. MBio 2019, 10: e02055-19. PMID: 31506314, PMCID: PMC6737246, DOI: 10.1128/mbio.02055-19.Peer-Reviewed Original ResearchConceptsPolymicrobial infectionsClinical spectrumTick-borne diseasesFatal infectionPowassan virusDisproportionate incidenceTick-borne diseaseDifficult diagnosisNew pathogensNew agentsPolymicrobial natureDisease severityInfectionDiseaseLyme diseasePrevalent pathogenBorreliaHigh rateIncidenceDiagnosisSeverityRickettsiaTick vectorVirusClimate change
2005
Infection with Anaplasma phagocytophilum Inhibits Proliferation and Differentiation of Myeloid Progenitors: New Insight into Infection-Related Pancytopenia.
Gaines P, Thomas V, Fikrig E, Berliner N. Infection with Anaplasma phagocytophilum Inhibits Proliferation and Differentiation of Myeloid Progenitors: New Insight into Infection-Related Pancytopenia. Blood 2005, 106: 3065. DOI: 10.1182/blood.v106.11.3065.3065.Peer-Reviewed Original ResearchHuman granulocytic anaplasmosisBone marrow progenitorsStem cell factorMarrow progenitorsA. phagocytophilumG-CSFMyeloid progenitorsCell linesObligate intracellular bacterium Anaplasma phagocytophilumOccurrence of thrombocytopeniaPeripheral blood neutrophilsFatal tick-borne diseaseBacterium Anaplasma phagocytophilumBone marrow cellsMarrow suppressionTick-borne diseaseCell line modelsClinical symptomsPhagocyte respiratory burstHematologic abnormalitiesInfection causesBlood neutrophilsCytokine secretionInhibition of apoptosisInfected individuals
2003
Murine neutrophils require α1,3-fucosylation but not PSGL-1 for productive infection with Anaplasma phagocytophilum
Carlyon JA, Akkoyunlu M, Xia L, Yago T, Wang T, Cummings RD, McEver RP, Fikrig E. Murine neutrophils require α1,3-fucosylation but not PSGL-1 for productive infection with Anaplasma phagocytophilum. Blood 2003, 102: 3387-3395. PMID: 12869507, DOI: 10.1182/blood-2003-02-0621.Peer-Reviewed Original ResearchConceptsWild-type miceP-selectin glycoprotein ligand-1Murine neutrophilsCommon tick-borne diseaseAnaplasma phagocytophilumFuc-TIVHuman granulocytic ehrlichiosisPSGL-1 expressionTick-borne diseaseNeutrophil expressionInfection burdenMurine infectionNeutrophilsGranulocytic ehrlichiosisPhagocytophilum infectionMiceHuman neutrophilsSimilar molecular featuresInfectionProductive infectionSialidase treatmentLigand 1PhagocytophilumMolecular featuresFuc-TVII
1998
Human granulocytic ehrlichiosis, a tick-borne disease.
Ijdo JW, Fikrig E. Human granulocytic ehrlichiosis, a tick-borne disease. Nederlands Tijdschrift Voor Geneeskunde 1998, 142: 1778-81. PMID: 9856144.Peer-Reviewed Original ResearchConceptsPresence of leukopeniaRecent tick biteDay of admissionWhite cell countPeripheral blood smearHuman granulocytic ehrlichiosisElevated transaminasesTick-borne diseaseSevere headachePlatelet countTick biteNormal limitsCell countBlood smearsGranulocytic ehrlichiosisDays durationFull recoveryMyalgiaEhrlichiosisHeadacheWeeksLaboratory resultsLaboratory testsDurationCount