2022
Comparative analyses of eighteen rapid antigen tests and RT-PCR for COVID-19 quarantine and surveillance-based isolation
Wells CR, Pandey A, Moghadas SM, Singer BH, Krieger G, Heron RJL, Turner DE, Abshire JP, Phillips KM, Michael Donoghue A, Galvani AP, Townsend JP. Comparative analyses of eighteen rapid antigen tests and RT-PCR for COVID-19 quarantine and surveillance-based isolation. Communications Medicine 2022, 2: 84. PMID: 35822105, PMCID: PMC9271059, DOI: 10.1038/s43856-022-00147-y.Peer-Reviewed Original ResearchRT-PCR testingRT-PCR testAntigen testRA testRT-PCRSerial testingSingle RT-PCR testSARS-CoV-2 infectionRapid antigen testEmergency use authorizationUnited States FoodExtent of transmissionDrug AdministrationCOVID-19 infectiousnessEffective reproduction numberStates FoodCOVID-19 quarantineQuarantine durationTest specificitySpread of diseaseDiagnostic characteristicsTesting strategiesReproduction numberFalse positive rateQuarantineEffectiveness of CoronaVac, ChAdOx1 nCoV-19, BNT162b2, and Ad26.COV2.S among individuals with previous SARS-CoV-2 infection in Brazil: a test-negative, case-control study
Cerqueira-Silva T, Andrews JR, Boaventura VS, Ranzani OT, de Araújo Oliveira V, Paixão ES, Júnior JB, Machado TM, Hitchings MDT, Dorion M, Lind ML, Penna GO, Cummings DAT, Dean NE, Werneck GL, Pearce N, Barreto ML, Ko AI, Croda J, Barral-Netto M. Effectiveness of CoronaVac, ChAdOx1 nCoV-19, BNT162b2, and Ad26.COV2.S among individuals with previous SARS-CoV-2 infection in Brazil: a test-negative, case-control study. The Lancet Infectious Diseases 2022, 22: 791-801. PMID: 35366959, PMCID: PMC8971277, DOI: 10.1016/s1473-3099(22)00140-2.Peer-Reviewed Original ResearchConceptsPrevious SARS-CoV-2 infectionSARS-CoV-2 infectionChAdOx1 nCoV-19Negative RT-PCR testRT-PCR testVaccine series completionCase-control studySymptomatic infectionCOVID-19 vaccineNCoV-19Symptomatic illnessVaccine seriesSecond doseSevere outcomesSeries completionTwo-dose vaccine seriesPositive RT-PCR testInitial SARS-CoV-2 infectionMultivariable conditional logistic regressionCOVID-19Effectiveness of CoronaVacFull vaccine seriesMore daysOdds of hospitalisationSymptomatic COVID-19
2021
The Prognostic Value of an RT-PCR Test for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Is Contingent on Timing across Disease Time Course in addition to Assay Sensitivity
Townsend JP, Wells CR. The Prognostic Value of an RT-PCR Test for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Is Contingent on Timing across Disease Time Course in addition to Assay Sensitivity. Journal Of Molecular Diagnostics 2021, 24: 101-103. PMID: 34974875, PMCID: PMC8717055, DOI: 10.1016/j.jmoldx.2021.10.002.Peer-Reviewed Original ResearchRepeat positive SARS-CoV-2 RNA testing in nursing home residents during the initial 9 months of the COVID-19 pandemic: an observational retrospective analysis
Armstrong JN, Campbell L, Rabatsky-her T, Leung V, Parikh S. Repeat positive SARS-CoV-2 RNA testing in nursing home residents during the initial 9 months of the COVID-19 pandemic: an observational retrospective analysis. The Lancet Regional Health - Americas 2021, 3: 100054. PMID: 34458887, PMCID: PMC8380052, DOI: 10.1016/j.lana.2021.100054.Peer-Reviewed Original ResearchRepeat positive testNursing home residentsPositive testHome residentsNursing homesSARS-CoV-2 RNA testingInitial positive test resultNegative RT-PCR testSARS-CoV-2 testingInitial positive testObservational retrospective analysisNursing home populationCOVID-19 vaccinationPositive test resultsYounger age groupsSARS-CoV-2 diagnosisSARS-CoV-2RT-PCR testPublic health guidanceInitial positive resultsNursing home casesMultiple comorbiditiesMedian timeProtective immunityRNA testingEffectiveness of the CoronaVac vaccine in older adults during a gamma variant associated epidemic of covid-19 in Brazil: test negative case-control study
Ranzani OT, Hitchings MDT, Dorion M, D'Agostini TL, de Paula RC, de Paula OFP, Villela EFM, Torres MSS, de Oliveira SB, Schulz W, Almiron M, Said R, de Oliveira RD, Vieira da Silva P, de Araújo WN, Gorinchteyn JC, Andrews JR, Cummings DAT, Ko AI, Croda J. Effectiveness of the CoronaVac vaccine in older adults during a gamma variant associated epidemic of covid-19 in Brazil: test negative case-control study. The BMJ 2021, 374: n2015. PMID: 34417194, PMCID: PMC8377801, DOI: 10.1136/bmj.n2015.Peer-Reviewed Original ResearchConceptsSymptomatic COVID-19Negative case-control studyCase-control studyHospital admissionVaccine effectivenessSecond doseDose regimenElderly populationCOVID-19Reverse transcription polymerase chain reaction testingTranscription polymerase chain reaction testingPolymerase chain reaction testingGamma variantInactivated whole virus vaccineAdjusted vaccine effectivenessTest-negative controlsWhole virus vaccineCOVID-19 statusCOVID-19 symptomsYounger age groupsMunicipality of residenceSARS-CoV-2RT-PCR testSelf-reported raceCoronaVac vaccineEffectiveness of CoronaVac among healthcare workers in the setting of high SARS-CoV-2 Gamma variant transmission in Manaus, Brazil: A test-negative case-control study
Hitchings MDT, Ranzani OT, Torres MSS, de Oliveira SB, Almiron M, Said R, Borg R, Schulz WL, de Oliveira RD, da Silva PV, de Castro DB, de Souza Sampaio V, de Albuquerque BC, Ramos TCA, Fraxe SHH, da Costa CF, Naveca FG, Siqueira AM, de Araújo WN, Andrews JR, Cummings DAT, Ko AI, Croda J. Effectiveness of CoronaVac among healthcare workers in the setting of high SARS-CoV-2 Gamma variant transmission in Manaus, Brazil: A test-negative case-control study. The Lancet Regional Health - Americas 2021, 1: 100025. PMID: 34386791, PMCID: PMC8310555, DOI: 10.1016/j.lana.2021.100025.Peer-Reviewed Original ResearchSymptomatic SARS-CoV-2 infectionSARS-CoV-2 infectionTwo-dose scheduleTest-negative case-control studyEffectiveness of CoronaVacCase-control studyHealthcare workersVariant transmissionVaccine doseFirst doseSecond doseSample collection dateSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variantsDose of CoronaVacTest-negative studiesVaccine effectiveness estimatesEffectiveness of vaccinesRT-PCR testingCase-control pairsRT-PCR testMunicipal Health SecretarySARS-CoV-2 samplesNon-pharmaceutical interventionsPeriod 14 daysUnvaccinated individualsIncorporating false negative tests in epidemiological models for SARS-CoV-2 transmission and reconciling with seroprevalence estimates
Bhattacharyya R, Kundu R, Bhaduri R, Ray D, Beesley L, Salvatore M, Mukherjee B. Incorporating false negative tests in epidemiological models for SARS-CoV-2 transmission and reconciling with seroprevalence estimates. Scientific Reports 2021, 11: 9748. PMID: 33963259, PMCID: PMC8105357, DOI: 10.1038/s41598-021-89127-1.Peer-Reviewed Original Research
2005
Development of a BCR/ABL Real-Time Quantitative RT-PCR Assay and Correlation with an Existing Qualitative Test.
Howe J, Crouch J, Smith B. Development of a BCR/ABL Real-Time Quantitative RT-PCR Assay and Correlation with an Existing Qualitative Test. Blood 2005, 106: 4879. DOI: 10.1182/blood.v106.11.4879.4879.Peer-Reviewed Original ResearchChronic myeloid leukemiaRT-PCR testPatient samplesBcr/abl translocationQuantitative RT-PCR testBCR/ABLReal-time quantitative RTRT-PCR assaysCML patientsMyeloid leukemiaTherapeutic agentsTumor cellsQualitative testQuantitative RTPatientsInitial screenNegative resultsRT-PCR screenQuantitative testPCR assaysAssaysTesting strategiesQualitative screenSpecific primersComplete correlation
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply