2024
Overestimation of Severe Acute Respiratory Syndrome Coronavirus 2 Household Transmission in Settings of High Community Transmission: Insights From an Informal Settlement Community in Salvador, Brazil
Ticona J, Nery N, Hitchings M, Belitardo E, Fofana M, Dorión M, Victoriano R, Cruz J, Santana J, de Moraes L, Cardoso C, Ribeiro G, Reis M, Khouri R, Costa F, Ko A, Cummings D. Overestimation of Severe Acute Respiratory Syndrome Coronavirus 2 Household Transmission in Settings of High Community Transmission: Insights From an Informal Settlement Community in Salvador, Brazil. Open Forum Infectious Diseases 2024, 11: ofae065. PMID: 38516384, PMCID: PMC10957159, DOI: 10.1093/ofid/ofae065.Peer-Reviewed Original ResearchSARS-CoV-2Household transmissionRT-PCR positive casesSecondary attack rateAttack rateSARS-CoV-2 infectionSARS-CoV-2 Omicron variantRisk of infectionCommunity acquisitionTherapeutic optionsCOVID-19-related symptomsCase-finding studyHousehold contactsAcquisition of SARS-CoV-2Increased riskSymptom onsetSecondary infectionBooster vaccinationSevere outcomesBiweekly visitsHighest attack rateRT-PCRInfectionCOVID-19 severe outcomesOmicron BA
2023
COVID-19 annual update: a narrative review
Biancolella M, Colona V, Luzzatto L, Watt J, Mattiuz G, Conticello S, Kaminski N, Mehrian-Shai R, Ko A, Gonsalves G, Vasiliou V, Novelli G, Reichardt J. COVID-19 annual update: a narrative review. Human Genomics 2023, 17: 68. PMID: 37488607, PMCID: PMC10367267, DOI: 10.1186/s40246-023-00515-2.Peer-Reviewed Original ResearchRoutine saliva testing for SARS-CoV-2 in children: Methods for partnering with community childcare centers
Rayack E, Askari H, Zirinsky E, Lapidus S, Sheikha H, Peno C, Kazemi Y, Yolda-Carr D, Liu C, Grubaugh N, Ko A, Wyllie A, Spatz E, Oliveira C, Bei A. Routine saliva testing for SARS-CoV-2 in children: Methods for partnering with community childcare centers. Frontiers In Public Health 2023, 11: 1003158. PMID: 36817891, PMCID: PMC9936085, DOI: 10.3389/fpubh.2023.1003158.Peer-Reviewed Original ResearchConceptsParents/guardiansOnline patient portalYounger age groupsSARS-CoV-2Age groupsSurveillance programSaliva collectionSARS-CoV-2 testingSARS-CoV-2 screeningWeekly saliva samplesRT-PCR testingChildcare centre staffCritical age groupRoutine surveillance toolRoutine testing programsChildcare centersCOVID-19 transmissionAsymptomatic screeningSaliva collection methodNasal swabsPatient portalsSymptomatic testingPublic health dataSaliva samplesChildcare facilitiesNasal host response-based screening for undiagnosed respiratory viruses: a pathogen surveillance and detection study
Cheemarla N, Hanron A, Fauver J, Bishai J, Watkins T, Brito A, Zhao D, Alpert T, Vogels C, Ko A, Schulz W, Landry M, Grubaugh N, van Dijk D, Foxman E. Nasal host response-based screening for undiagnosed respiratory viruses: a pathogen surveillance and detection study. The Lancet Microbe 2023, 4: e38-e46. PMID: 36586415, PMCID: PMC9835789, DOI: 10.1016/s2666-5247(22)00296-8.Peer-Reviewed Original ResearchConceptsRespiratory virus panelPg/mLCXCL10 concentrationsSARS-CoV-2Bacterial pathobiontsRespiratory virusesSARS-CoV-2 negative samplesViral respiratory infectionsSARS-CoV-2 positive samplesClinical virology laboratoryHealth care systemVirus-positive samplesQuantitative RT-PCRInfluenza C virusSymptomatic patientsRespiratory infectionsSeasonal coronavirusesNasopharyngeal swabsVirus panelC virusCommon virusesCXCL10Host responseInterferon responseVirology laboratory
2022
Plasmodium infection is associated with cross-reactive antibodies to carbohydrate epitopes on the SARS-CoV-2 Spike protein
Lapidus S, Liu F, Casanovas-Massana A, Dai Y, Huck J, Lucas C, Klein J, Filler R, Strine M, Sy M, Deme A, Badiane A, Dieye B, Ndiaye I, Diedhiou Y, Mbaye A, Diagne C, Vigan-Womas I, Mbengue A, Sadio B, Diagne M, Moore A, Mangou K, Diallo F, Sene S, Pouye M, Faye R, Diouf B, Nery N, Costa F, Reis M, Muenker M, Hodson D, Mbarga Y, Katz B, Andrews J, Campbell M, Srivathsan A, Kamath K, Baum-Jones E, Faye O, Sall A, Vélez J, Cappello M, Wilson M, Ben-Mamoun C, Tedder R, McClure M, Cherepanov P, Somé F, Dabiré R, Moukoko C, Ouédraogo J, Boum Y, Shon J, Ndiaye D, Wisnewski A, Parikh S, Iwasaki A, Wilen C, Ko A, Ring A, Bei A. Plasmodium infection is associated with cross-reactive antibodies to carbohydrate epitopes on the SARS-CoV-2 Spike protein. Scientific Reports 2022, 12: 22175. PMID: 36550362, PMCID: PMC9778468, DOI: 10.1038/s41598-022-26709-7.Peer-Reviewed Original ResearchConceptsCross-reactive antibodiesSARS-CoV-2Positive SARS-CoV-2 antibody resultsPositive SARS-CoV-2 antibodiesSARS-CoV-2 reactivitySARS-CoV-2 antibodiesAcute malaria infectionSpike proteinAntibody test resultsPre-pandemic samplesMalaria-endemic countriesPopulation-level immunityMalaria-endemic regionsSpike S1 subunitNon-endemic countriesSARS-CoV-2 spike proteinSARS-CoV-2 proteinsPopulation-level exposureCOVID-19 transmissionMalaria exposureFalse-positive resultsMalaria infectionDisease burdenPlasmodium infectionAntibody resultsReliable estimation of SARS-CoV-2 anti-spike protein IgG titers from single dilution optical density values in serologic surveys
Belitardo E, Nery N, Ticona J, Portilho MM, Mello IO, Ribeiro GS, Reis MG, Costa F, Cummings DAT, Ko AI, Fofana MO. Reliable estimation of SARS-CoV-2 anti-spike protein IgG titers from single dilution optical density values in serologic surveys. Diagnostic Microbiology And Infectious Disease 2022, 104: 115807. PMID: 36162285, PMCID: PMC9428330, DOI: 10.1016/j.diagmicrobio.2022.115807.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 incidenceCommunity-based cohortPopulation-level immunitySARS-CoV-2Large-scale serosurveysELISA optical densityIgG titersIgG ELISAPandemic evolvesSerologic surveyTitersOptical density valuesPopulation-level changesSerosurveyImmunitySingle dilutionSerial dilutionsNODCohortIncidenceELISASerumChange in covid-19 risk over time following vaccination with CoronaVac: test negative case-control study
Hitchings MDT, Ranzani OT, Lind ML, Dorion M, D'Agostini TL, de Paula RC, de Paula OFP, de Moura Villela EF, Scaramuzzini Torres MS, de Oliveira SB, Schulz W, Almiron M, Said R, de Oliveira RD, Vieira da Silva P, de Araújo WN, Gorinchteyn JC, Dean NE, Andrews JR, Cummings DAT, Ko AI, Croda J. Change in covid-19 risk over time following vaccination with CoronaVac: test negative case-control study. The BMJ 2022, 377: e070102. PMID: 35697361, PMCID: PMC9189440, DOI: 10.1136/bmj-2022-070102.Peer-Reviewed Original ResearchConceptsSymptomatic COVID-19Negative case-control studyCase-control studyHospital admissionOdds ratioCOVID-19Series completionCovid-19 related hospital admissionReverse transcription polymerase chain reaction testingTranscription polymerase chain reaction testingSevere COVID-19 outcomesSARS-CoV-2 infectionPolymerase chain reaction testingInactivated whole virus vaccineDoses of CoronaVacAcute respiratory illnessTest-negative controlsWhole virus vaccineRelated hospital admissionsHealthcare worker statusConditional logistic regressionCOVID-19 outcomesCOVID-19 symptomsMunicipality of residenceSARS-CoV-2Omicron-specific mRNA vaccination alone and as a heterologous booster against SARS-CoV-2
Fang Z, Peng L, Filler R, Suzuki K, McNamara A, Lin Q, Renauer PA, Yang L, Menasche B, Sanchez A, Ren P, Xiong Q, Strine M, Clark P, Lin C, Ko AI, Grubaugh ND, Wilen CB, Chen S. Omicron-specific mRNA vaccination alone and as a heterologous booster against SARS-CoV-2. Nature Communications 2022, 13: 3250. PMID: 35668119, PMCID: PMC9169595, DOI: 10.1038/s41467-022-30878-4.Peer-Reviewed Original ResearchConceptsHeterologous boosterSARS-CoV-2Antibody responseMRNA vaccinesMRNA vaccinationDelta variantOmicron variantType of vaccinationStrong antibody responseMRNA vaccine candidatesVaccine candidatesNeutralization potencyImmune evasionSARS-CoV.Two weeksComparable titersVaccinationVaccineTiters 10MiceOmicronWeeksWA-1LNP-mRNABoosterLack of association between pandemic chilblains and SARS-CoV-2 infection
Gehlhausen JR, Little AJ, Ko CJ, Emmenegger M, Lucas C, Wong P, Klein J, Lu P, Mao T, Jaycox J, Wang E, Ugwu N, Muenker C, Mekael D, Klein R, Patrignelli R, Antaya R, McNiff J, Damsky W, Kamath K, Shon J, Ring A, Yildirim I, Omer S, Ko A, Aguzzi A, Iwasaki A, Obaid A, Lu-Culligan A, Nelson A, Brito A, Nunez A, Martin A, Watkins A, Geng B, Kalinich C, Harden C, Todeasa C, Jensen C, Kim D, McDonald D, Shepard D, Courchaine E, White E, Song E, Silva E, Kudo E, DeIuliis G, Rahming H, Park H, Matos I, Nouws J, Valdez J, Fauver J, Lim J, Rose K, Anastasio K, Brower K, Glick L, Sharma L, Sewanan L, Knaggs L, Minasyan M, Batsu M, Petrone M, Kuang M, Nakahata M, Campbell M, Linehan M, Askenase M, Simonov M, Smolgovsky M, Sonnert N, Naushad N, Vijayakumar P, Martinello R, Datta R, Handoko R, Bermejo S, Prophet S, Bickerton S, Velazquez S, Alpert T, Rice T, Khoury-Hanold W, Peng X, Yang Y, Cao Y, Strong Y. Lack of association between pandemic chilblains and SARS-CoV-2 infection. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2122090119. PMID: 35217624, PMCID: PMC8892496, DOI: 10.1073/pnas.2122090119.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionPrior SARS-CoV-2 infectionSARS-CoV-2PC biopsiesAcute respiratory syndrome coronavirus 2 pandemicSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemicT-cell receptor sequencingCell receptor sequencingT cell responsesCoronavirus 2 pandemicEnzyme-linked immunosorbent assayLack of associationCOVID toesSkin eruptionAntibody responseImmunohistochemistry studiesBackground seroprevalenceTissue microarrayViral infectionStimulation assaysCell responsesInfectionChilblainsImmunosorbent assayAbortive infection
2021
High-resolution epitope mapping and characterization of SARS-CoV-2 antibodies in large cohorts of subjects with COVID-19
Haynes WA, Kamath K, Bozekowski J, Baum-Jones E, Campbell M, Casanovas-Massana A, Daugherty PS, Dela Cruz CS, Dhal A, Farhadian SF, Fitzgibbons L, Fournier J, Jhatro M, Jordan G, Klein J, Lucas C, Kessler D, Luchsinger LL, Martinez B, Catherine Muenker M, Pischel L, Reifert J, Sawyer JR, Waitz R, Wunder EA, Zhang M, Iwasaki A, Ko A, Shon J. High-resolution epitope mapping and characterization of SARS-CoV-2 antibodies in large cohorts of subjects with COVID-19. Communications Biology 2021, 4: 1317. PMID: 34811480, PMCID: PMC8608966, DOI: 10.1038/s42003-021-02835-2.Peer-Reviewed Original ResearchConceptsSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2SARS-CoV-2 antibodiesRespiratory syndrome coronavirus 2SARS-CoV-2 epitopesSyndrome coronavirus 2SARS-CoV-2 strainsHigh-resolution epitope mappingCOVID-19SARS-CoV-2SARS-CoV-2 mutantsCoronavirus 2Antibody responseEffective vaccineImmune responseNeutralization activitySevere diseaseLarge cohortEpitope regionsAntibody epitopesEpitope mappingRelated coronavirusesTherapyVaccineViral proteomeEffectiveness of ChAdOx1 vaccine in older adults during SARS-CoV-2 Gamma variant circulation in São Paulo
Hitchings MDT, Ranzani OT, Dorion M, D’Agostini T, de Paula RC, de Paula OFP, de Moura Villela EF, Torres MSS, de Oliveira SB, Schulz W, Almiron M, Said R, de Oliveira RD, Silva PV, de Araújo WN, Gorinchteyn JC, Andrews JR, Cummings DAT, Ko AI, Croda J. Effectiveness of ChAdOx1 vaccine in older adults during SARS-CoV-2 Gamma variant circulation in São Paulo. Nature Communications 2021, 12: 6220. PMID: 34711813, PMCID: PMC8553924, DOI: 10.1038/s41467-021-26459-6.Peer-Reviewed Original ResearchConceptsSingle doseOxford-AstraZeneca COVID-19 vaccineTest-negative case-control studySevere COVID-19 outcomesCOVID-19COVID-19-related deathsTwo-dose scheduleTwo-dose regimenCase-control studyCOVID-19 outcomesInter-dose intervalCOVID-19 hospitalizationCOVID-19 vaccineSARS-CoV-2ChAdOx1 vaccinePrimary endpointSecondary endpointsFirst doseSecond doseHigh prevalenceElderly individualsElderly populationVariant prevalenceVaccine supplyHospitalizationImpact of circulating SARS-CoV-2 variants on mRNA vaccine-induced immunity
Lucas C, Vogels CBF, Yildirim I, Rothman JE, Lu P, Monteiro V, Gehlhausen JR, Campbell M, Silva J, Tabachnikova A, Peña-Hernandez MA, Muenker MC, Breban MI, Fauver JR, Mohanty S, Huang J, Shaw A, Ko A, Omer S, Grubaugh N, Iwasaki A. Impact of circulating SARS-CoV-2 variants on mRNA vaccine-induced immunity. Nature 2021, 600: 523-529. PMID: 34634791, PMCID: PMC9348899, DOI: 10.1038/s41586-021-04085-y.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 variantsMRNA vaccine-induced immunityT-cell activation markersSARS-CoV-2 antibodiesSecond vaccine doseVaccine-induced immunityCell activation markersT cell responsesHigh antibody titresSARS-CoV-2Vaccine boosterVaccine doseActivation markersVaccine dosesHumoral immunityAntibody titresMRNA vaccinesVitro stimulationNeutralization capacityNeutralization responseCell responsesE484KNucleocapsid peptideAntibody-binding sitesGreater reductionEffectiveness 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 vaccineMaternal outcomes and risk factors for COVID-19 severity among pregnant women
Vouga M, Favre G, Martinez-Perez O, Pomar L, Acebal LF, Abascal-Saiz A, Hernandez MRV, Hcini N, Lambert V, Carles G, Sichitiu J, Salomon L, Stirnemann J, Ville Y, de Tejada BM, Goncé A, Hawkins-Villarreal A, Castillo K, Solsona EG, Trigo L, Cleary B, Geary M, Bartels H, Al-Kharouf F, Malone F, Higgins M, Keating N, Knowles S, Poncelet C, Ribeiro-do-Valle CC, Surita F, Dantas-Silva A, Borrelli C, Luz AG, Fuenzalida J, Carvajal J, Canales MG, Hernandez O, Grechukhina O, Ko AI, Reddy U, Figueiredo R, Moucho M, Pinto PV, De Luca C, De Santis M, de Campos DA, Martins I, Garabedian C, Subtil D, Bohrer B, Da Rocha Oppermann ML, Wender MCO, Schuler-Faccini L, Sanseverino MTV, Giugliani C, Friedrich L, Scherer MH, Mottet N, Ducarme G, Pelerin H, Moreau C, Breton B, Quibel T, Rozenberg P, Giannoni E, Granado C, Monod C, Mueller D, Hoesli I, Bassler D, Heldstab S, Kölble NO, Sentilhes L, Charvet M, Deprest J, Richter J, Van der Veeken L, Eggel-Hort B, Plantefeve G, Derouich M, Calvache AJN, Lopez-Giron MC, Burgos-Luna JM, Escobar-Vidarte MF, Hecher K, Tallarek AC, Hadar E, Haratz KK, Amikam U, Malinger G, Maymon R, Yogev Y, Schäffer L, Toussaint A, Rossier MC, De Sa RAM, Grawe C, Aebi-Popp K, Radan AP, Raio L, Surbek D, Böckenhoff P, Strizek B, Kaufmann M, Bloch A, Boulvain M, Johann S, Heldstab SA, Bernasconi MT, Grant G, Feki A, Brochut AM, Giral M, Sedille L, Papadia A, Brugger RC, Weber B, Fischer T, Kahlert C, Saines KN, Cambou M, Kanellos P, Chen X, Yin M, Haessig A, Ackermann S, Baud D, Panchaud A. Maternal outcomes and risk factors for COVID-19 severity among pregnant women. Scientific Reports 2021, 11: 13898. PMID: 34230507, PMCID: PMC8260739, DOI: 10.1038/s41598-021-92357-y.Peer-Reviewed Original ResearchConceptsSevere maternal outcomesPregnant womenRisk factorsMaternal outcomesPulmonary comorbiditiesHypertensive disordersNeonatal outcomesSevere complicationsHigh riskSevere acute respiratory syndrome coronavirus 2Severe coronavirus disease-19Severe COVID-19 diseaseAcute respiratory syndrome coronavirus 2Neonatal intensive care unitSARS-CoV-2 infectionRespiratory syndrome coronavirus 2Immediate neonatal outcomeIntensive care unitSyndrome coronavirus 2COVID-19 severityCase-control studyCoronavirus disease-19SARS-CoV-2COVID-19 diseaseMaternal diseaseEvidence for SARS-CoV-2 Spike Protein in the Urine of COVID-19 Patients
George S, Pal AC, Gagnon J, Timalsina S, Singh P, Vydyam P, Munshi M, Chiu JE, Renard I, Harden CA, Ott IM, Watkins AE, Vogels CBF, Lu P, Tokuyama M, Venkataraman A, Casanovas-Massana A, Wyllie AL, Rao V, Campbell M, Farhadian SF, Grubaugh ND, Dela Cruz CS, Ko AI, Perez A, Akaho EH, Moledina DG, Testani J, John AR, Ledizet M, Mamoun CB, Team A. Evidence for SARS-CoV-2 Spike Protein in the Urine of COVID-19 Patients. Kidney360 2021, 2: 924-936. PMID: 35373072, PMCID: PMC8791366, DOI: 10.34067/kid.0002172021.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 spike proteinSARS-CoV-2Spike proteinUrine samplesSARS-CoV-2 infectionYale-New Haven HospitalCOVID-19 patientsAntigen capture assayDetectable viral RNANew Haven HospitalPositive PCR resultsPossible long-term consequencesSpike S1 proteinNP PCRChildren's HospitalNasopharyngeal swabsSARS-CoV-2 spike S1 proteinRenal abnormalitiesLong-term effectsCystatin CLong-term consequencesHospitalUrineViral RNAAlbuminuriaDiverse functional autoantibodies in patients with COVID-19
Wang EY, Mao T, Klein J, Dai Y, Huck JD, Jaycox JR, Liu F, Zhou T, Israelow B, Wong P, Coppi A, Lucas C, Silva J, Oh JE, Song E, Perotti ES, Zheng NS, Fischer S, Campbell M, Fournier JB, Wyllie AL, Vogels CBF, Ott IM, Kalinich CC, Petrone ME, Watkins AE, Dela Cruz C, Farhadian S, Schulz W, Ma S, Grubaugh N, Ko A, Iwasaki A, Ring A. Diverse functional autoantibodies in patients with COVID-19. Nature 2021, 595: 283-288. PMID: 34010947, DOI: 10.1038/s41586-021-03631-y.Peer-Reviewed Original ResearchConceptsPeripheral immune cell compositionSARS-CoV-2 infectionCOVID-19Effects of autoantibodiesTissue-associated antigensSpecific clinical characteristicsInnate immune activationImmune cell compositionCOVID-19 exhibitCOVID-19 manifestsAnalysis of autoantibodiesSARS-CoV-2Functional autoantibodiesMouse surrogateClinical characteristicsVirological controlClinical outcomesImmune activationMild diseaseAsymptomatic infectionAutoantibody reactivityDisease progressionHealthcare workersHigh prevalenceAutoantibodiesClinical characteristics and outcomes for 7,995 patients with SARS-CoV-2 infection
McPadden J, Warner F, Young HP, Hurley NC, Pulk RA, Singh A, Durant TJS, Gong G, Desai N, Haimovich A, Taylor RA, Gunel M, Dela Cruz CS, Farhadian SF, Siner J, Villanueva M, Churchwell K, Hsiao A, Torre CJ, Velazquez EJ, Herbst RS, Iwasaki A, Ko AI, Mortazavi BJ, Krumholz HM, Schulz WL. Clinical characteristics and outcomes for 7,995 patients with SARS-CoV-2 infection. PLOS ONE 2021, 16: e0243291. PMID: 33788846, PMCID: PMC8011821, DOI: 10.1371/journal.pone.0243291.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionYale New Haven HealthSARS-CoV-2Hospital mortalityRisk of admissionMale sexRisk factorsSARS-CoV-2 testingInvasive mechanical ventilationSevere acute respiratory syndrome virusBurden of diseaseRT-PCR testingAcademic health systemDiverse patient populationsRespiratory syndrome virusEthnic groupsAdult patientsClinical characteristicsDischarge dispositionRespiratory supportPrimary outcomeTreatment guidelinesMechanical ventilationRetrospective studyPatient populationTracking smell loss to identify healthcare workers with SARS-CoV-2 infection
Weiss JJ, Attuquayefio TN, White EB, Li F, Herz RS, White TL, Campbell M, Geng B, Datta R, Wyllie AL, Grubaugh ND, Casanovas-Massana A, Muenker MC, Moore AJ, Handoko R, Iwasaki A, Martinello RA, Ko AI, Small DM, Farhadian SF, Team T. Tracking smell loss to identify healthcare workers with SARS-CoV-2 infection. PLOS ONE 2021, 16: e0248025. PMID: 33657167, PMCID: PMC7928484, DOI: 10.1371/journal.pone.0248025.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionSARS-CoV-2 positive healthcare workersSmell lossHealthcare workersHome assessmentNeurological symptomsPositive SARS-CoV-2 testSARS-CoV-2 test positivitySARS-CoV-2 testPolymerase chain reaction testingReal-time quantitative polymerase chain reaction testingQuantitative polymerase chain reaction testingCOVID-19 patientsHigh-risk groupHigh-risk individualsSARS-CoV-2Self-reported changesProspective studyTest positivityAsymptomatic infectionSymptom SurveyVulnerable patientsHigh riskPositive testRisk individuals
2020
Seroprevalence of SARS-CoV-2-Specific IgG Antibodies Among Adults Living in Connecticut: Post-Infection Prevalence (PIP) Study
Mahajan S, Srinivasan R, Redlich CA, Huston SK, Anastasio KM, Cashman L, Massey DS, Dugan A, Witters D, Marlar J, Li SX, Lin Z, Hodge D, Chattopadhyay M, Adams MD, Lee C, Rao LV, Stewart C, Kuppusamy K, Ko AI, Krumholz HM. Seroprevalence of SARS-CoV-2-Specific IgG Antibodies Among Adults Living in Connecticut: Post-Infection Prevalence (PIP) Study. The American Journal Of Medicine 2020, 134: 526-534.e11. PMID: 33130124, PMCID: PMC7598362, DOI: 10.1016/j.amjmed.2020.09.024.Peer-Reviewed Original ResearchConceptsSARS-CoV-2-specific IgG antibodiesWeighted seroprevalenceIgG antibodiesSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antibodiesSARS-CoV-2-specific antibodiesConnecticut residentsSelf-reported adherenceImmunoglobulin G antibodiesSARS-CoV-2Symptomatic illnessSerology testingSeroprevalence studyG antibodiesPrevalence studyGeneral populationPercentage of peopleSeroprevalenceLack antibodiesMajority of respondentsAntibodiesHispanic subpopulationsConvenience sampleHispanic populationCOVID-19Risk mitigation behaviorsDetection of SARS-CoV-2 RNA by multiplex RT-qPCR
Kudo E, Israelow B, Vogels CBF, Lu P, Wyllie AL, Tokuyama M, Venkataraman A, Brackney DE, Ott IM, Petrone ME, Earnest R, Lapidus S, Muenker MC, Moore AJ, Casanovas-Massana A, Team Y, Omer SB, Dela Cruz CS, Farhadian SF, Ko AI, Grubaugh ND, Iwasaki A. Detection of SARS-CoV-2 RNA by multiplex RT-qPCR. PLOS Biology 2020, 18: e3000867. PMID: 33027248, PMCID: PMC7571696, DOI: 10.1371/journal.pbio.3000867.Peer-Reviewed Original ResearchMeSH KeywordsBetacoronavirusCase-Control StudiesClinical Laboratory TechniquesCoronavirus InfectionsCOVID-19COVID-19 TestingDNA PrimersHEK293 CellsHumansLimit of DetectionMultiplex Polymerase Chain ReactionNasopharynxPandemicsPneumonia, ViralReagent Kits, DiagnosticReverse Transcriptase Polymerase Chain ReactionRNA, ViralSARS-CoV-2United StatesConceptsSARS-CoV-2 RNAMultiplex RT-qPCRRT-qPCRSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) testingSARS-CoV-2Quantitative reverse transcription PCRCycle threshold valuesReverse transcription-PCRRT-qPCR assaysDisease controlMultiplex RT-qPCR assayTranscription-PCRAssaysSingle assayLow copy number