Dusky-footed wood rats (Neotoma fuscipes) as reservoirs of granulocytic Ehrlichiae (Rickettsiales: Ehrlichieae) in northern California.
Nicholson W, Castro M, Kramer V, Sumner J, Childs J. Dusky-footed wood rats (Neotoma fuscipes) as reservoirs of granulocytic Ehrlichiae (Rickettsiales: Ehrlichieae) in northern California. Journal Of Clinical Microbiology 1999, 37: 3323-7. PMID: 10488199, PMCID: PMC85556, DOI: 10.1128/jcm.37.10.3323-3327.1999.Peer-Reviewed Original ResearchConceptsBlood samplesBlood specimensDusky-footed wood ratsConcurrent high prevalenceSeronegative blood samplesHuman granulocytic ehrlichiosisGroESL heat shock operonGranulocytic ehrlichiaePCR-positive animalsPCR positivityHigh prevalencePCR-positive ticksSeropositive specimensRat blood samplesRatsGranulocytic ehrlichiosisEhrlichial DNAPacificus adultsEhrlichia equiEhrlichial agentsMicePCR assaysAdultsWood ratsRodentsOutcome of diagnostic tests using samples from patients with culture-proven human monocytic ehrlichiosis: implications for surveillance.
Childs J, Sumner J, Nicholson W, Massung R, Standaert S, Paddock C. Outcome of diagnostic tests using samples from patients with culture-proven human monocytic ehrlichiosis: implications for surveillance. Journal Of Clinical Microbiology 1999, 37: 2997-3000. PMID: 10449489, PMCID: PMC85432, DOI: 10.1128/jcm.37.9.2997-3000.1999.Peer-Reviewed Original ResearchConceptsHuman monocytic ehrlichiosisDiagnosis of HMEConvalescent-phase serum samplesMonocytic ehrlichiosisDetection of morulaeInitial clinical presentationCulture-proven casesE. chaffeensis antigenWhole blood specimensCompatible illnessClinical presentationInitial presentationSerologic responseCase definitionHME patientsBlood specimensImmunoglobulin MPatientsBlood smearsIndirect immunofluorescenceEhrlichial DNADiagnostic testsSerum samplesProbable diseaseEhrlichia chaffeensisDiagnosis of human ehrlichiosis by PCR assay of acute-phase serum.
Comer J, Nicholson W, Sumner J, Olson J, Childs J. Diagnosis of human ehrlichiosis by PCR assay of acute-phase serum. Journal Of Clinical Microbiology 1999, 37: 31-4. PMID: 9854059, PMCID: PMC84159, DOI: 10.1128/jcm.37.1.31-34.1999.Peer-Reviewed Original ResearchConceptsDetermination of etiologyAcute-phase seraHuman granulocytic ehrlichiosisSerologic testingHuman ehrlichiosisAcute-phase serum samplesEarly detectionWhole blood specimensPCR assaysBlood specimensPCR testingEtiologic agentGranulocytic ehrlichiosisEtiologyHGE agentSimilar titersSerum samplesExposure historyTitersEhrlichia chaffeensisEhrlichiosisFourfold differenceE. chaffeensisSerumAntibodies