2020
High Agreement Between an Ultrasensitive Clostridioides difficile Toxin Assay and a C. difficile Laboratory Algorithm Utilizing GDH-and-Toxin Enzyme Immunoassays and Cytotoxin Testing
Landry ML, Topal JE, Estis J, Katzenbach P, Nolan N, Sandlund J. High Agreement Between an Ultrasensitive Clostridioides difficile Toxin Assay and a C. difficile Laboratory Algorithm Utilizing GDH-and-Toxin Enzyme Immunoassays and Cytotoxin Testing. Journal Of Clinical Microbiology 2020, 58: 10.1128/jcm.01629-19. PMID: 31776192, PMCID: PMC6989068, DOI: 10.1128/jcm.01629-19.Peer-Reviewed Original ResearchConceptsToxin enzyme immunoassayToxin A/BCell cytotoxicity neutralization assayEnzyme immunoassayStool samplesDifficile toxin assaysProspective clinical studyCytotoxicity neutralization assayCare algorithmChart reviewClinical studiesToxin ACytotoxin testingNeutralization assaysToxin assaysNegative agreementDiscordant samplesLaboratory algorithmTesting algorithmHigh agreementInfection diagnosticsGlutamate dehydrogenasePositive agreementImmunoassayAssays
2003
Suboptimal Detection of Influenza Virus in Adults by the Directigen Flu A+B Enzyme Immunoassay and Correlation of Results with the Number of Antigen-Positive Cells Detected by Cytospin Immunofluorescence
Landry ML, Ferguson D. Suboptimal Detection of Influenza Virus in Adults by the Directigen Flu A+B Enzyme Immunoassay and Correlation of Results with the Number of Antigen-Positive Cells Detected by Cytospin Immunofluorescence. Journal Of Clinical Microbiology 2003, 41: 3407-3409. PMID: 12843105, PMCID: PMC165325, DOI: 10.1128/jcm.41.7.3407-3409.2003.Peer-Reviewed Original ResearchConceptsVirus infectionEnzyme immunoassayDirectigen FluParainfluenza virus infectionPositive EIA resultsRespiratory syncytial virusAntigen-positive cellsNasopharyngeal swabsSyncytial virusEmergency departmentInfluenza diagnosisDirect immunofluorescenceInfluenza virusVirology laboratoryEIA resultsNight shiftsInfectionInfluenzaImmunofluorescenceFluAdultsVirusCorrelation of resultsImmunoassayCells