Featured Publications
Association between primary or booster COVID-19 mRNA vaccination and Omicron lineage BA.1 SARS-CoV-2 infection in people with a prior SARS-CoV-2 infection: A test-negative case–control analysis
Lind M, Robertson A, Silva J, Warner F, Coppi A, Price N, Duckwall C, Sosensky P, Di Giuseppe E, Borg R, Fofana M, Ranzani O, Dean N, Andrews J, Croda J, Iwasaki A, Cummings D, Ko A, Hitchings M, Schulz W. Association between primary or booster COVID-19 mRNA vaccination and Omicron lineage BA.1 SARS-CoV-2 infection in people with a prior SARS-CoV-2 infection: A test-negative case–control analysis. PLOS Medicine 2022, 19: e1004136. PMID: 36454733, PMCID: PMC9714718, DOI: 10.1371/journal.pmed.1004136.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionBooster vaccinationPrior infectionOmicron infectionPrimary vaccinationMRNA vaccinationOdds ratioAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionPrior SARS-CoV-2 infectionTest-negative case-control analysisYale New Haven Health SystemTest-negative case-control studyCOVID-19 mRNA vaccinationSyndrome coronavirus 2 infectionOmicron variant infectionPrior infection statusCoronavirus 2 infectionCase-control studyCase-control analysisOdds of infectionRisk of infectionRace/ethnicityBooster dosesDate of test
2024
Genome-wide association study between SARS-CoV-2 single nucleotide polymorphisms and virus copies during infections
Li K, Chaguza C, Stamp J, Chew Y, Chen N, Ferguson D, Pandya S, Kerantzas N, Schulz W, Initiative Y, Hahn A, Ogbunugafor C, Pitzer V, Crawford L, Weinberger D, Grubaugh N. Genome-wide association study between SARS-CoV-2 single nucleotide polymorphisms and virus copies during infections. PLOS Computational Biology 2024, 20: e1012469. PMID: 39288189, PMCID: PMC11432881, DOI: 10.1371/journal.pcbi.1012469.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesSingle-nucleotide polymorphismsAssociation studiesWhole-genome sequencingAmino acid changesSingle nucleotide polymorphismsPairs of substitutionsViral copiesEpistasis testsGenome sequenceGenetic variationSpike geneAcid changesViral genomeNucleotide polymorphismsSARS-CoV-2Detect interactionsHost factorsVirus copiesCopyInfection dynamicsRT-qPCRPolymorphismOmicron BASARS-CoV-2 infectionHigh burden of viruses and bacterial pathobionts drives heightened nasal innate immunity in children
Watkins T, Green A, Amat J, Cheemarla N, Hänsel K, Lozano R, Dudgeon S, Germain G, Landry M, Schulz W, Foxman E. High burden of viruses and bacterial pathobionts drives heightened nasal innate immunity in children. Journal Of Experimental Medicine 2024, 221: e20230911. PMID: 38949638, PMCID: PMC11215523, DOI: 10.1084/jem.20230911.Peer-Reviewed Original ResearchConceptsBacterial pathobiontsRespiratory virusesBurden of virusesSARS-CoV-2Innate immune activationSARS-CoV-2 viral loadDynamic host-pathogen interactionsInnate immune responseViral coinfectionCytokine profileViral loadNasal virusImmune activationProinflammatory responseIL-1BNasopharyngeal samplesHost-pathogen interactionsImmune responseInterferon responsePathobiontsInnate immunityPaired samplesCXCL10Healthy 1-year-oldVirusSOFA score performs worse than age for predicting mortality in patients with COVID-19
Sherak R, Sajjadi H, Khimani N, Tolchin B, Jubanyik K, Taylor R, Schulz W, Mortazavi B, Haimovich A. SOFA score performs worse than age for predicting mortality in patients with COVID-19. PLOS ONE 2024, 19: e0301013. PMID: 38758942, PMCID: PMC11101117, DOI: 10.1371/journal.pone.0301013.Peer-Reviewed Original ResearchConceptsCrisis standards of careIn-hospital mortalityIntensive care unitAcademic health systemSequential Organ Failure Assessment scoreCohort of intensive care unitSequential Organ Failure AssessmentStandard of careLogistic regression modelsMortality predictionPredicting in-hospital mortalityHealth systemUnivariate logistic regression modelCrisis standardsDisease morbidityCOVID-19IgM N-glycosylation correlates with COVID-19 severity and rate of complement deposition
Ozonoff A, Ehrlich L, Melamed E, Sesma A, Simon V, Pulendran B, Nadeau K, Davis M, McCoey G, Sekaly R, Baden L, Levy O, Schaenman J, Reed E, Shaw A, Hafler D, Montgomery R, Kleinstein S, Becker P, Augustine A, Calfee C, Erle D, DeBakey M, Corry D, Kheradmand F, Atkinson M, Brakenridge S, Higuita N, Metcalf J, Hough C, Messer W, Kraft M, Bime C, Peters B, Milliren C, Syphurs C, McEnaney K, Barton B, Lentucci C, Saluvan M, Chang A, Hoch A, Albert M, Shaheen T, Kho A, Liu S, Thomas S, Chen J, Murphy M, Cooney M, Hayati A, Bryant R, Abraham J, Jayavelu N, Presnell S, Jancsyk T, Maguire C, Qi J, Lee B, Fourati S, Esserman D, Guan L, Gygi J, Pawar S, Brito A, Fragiadakis G, Patel R, Overton J, Vita R, Westendorf K, Shannon C, Tebbutt S, Thyagarajan R, Rousseau J, Wylie D, Triplett T, Kojic E, Chinthrajah S, Ahuja N, Rogers A, Artandi M, Geng L, Yendewa G, Powell D, Kim J, Simmons B, Goonewardene I, Smith C, Martens M, Sherman A, Walsh S, Issa N, Salehi-Rad R, Dela Cruz C, Farhadian S, Iwasaki A, Ko A, Anderson E, Mehta A, Sevransky J, Seyfert-Margolis V, Leligdowicz A, Matthay M, Singer J, Kangelaris K, Hendrickson C, Krummel M, Langelier C, Woodruff P, Corry D, Kheradmand F, Anderson M, Guirgis F, Drevets D, Brown B, Siegel S, Lu Z, Mosier J, Kimura H, Khor B, van Bakel H, Rahman A, Stadlbauer D, Dutta J, Xie H, Kim-Schulze S, Gonzalez-Reiche A, van de Guchte A, Carreño J, Singh G, Raskin A, Tcheou J, Bielak D, Kawabata H, Kelly G, Patel M, Nie K, Yellin T, Fried M, Sullivan L, Morris S, Sieg S, Steen H, van Zalm P, Fatou B, Mendez K, Lasky-Su J, Hutton S, Michelotti G, Wong K, Jha M, Viode A, Kanarek N, Petrova B, Zhao Y, Bosinger S, Boddapati A, Tharp G, Pellegrini K, Beagle E, Cowan D, Hamilton S, Ribeiro S, Hodder T, Rosen L, Lee S, Wilson M, Dandekar R, Alvarenga B, Rajan J, Eckalbar W, Schroeder A, Tsitsiklis A, Mick E, Guerrero Y, Love C, Maliskova L, Adkisson M, Siles N, Geltman J, Hurley K, Saksena M, Altman D, Srivastava K, Eaker L, Bermúdez-González M, Beach K, Sominsky L, Azad A, Mulder L, Kleiner G, Lee A, Do E, Fernandes A, Manohar M, Hagan T, Blish C, Din H, Roque J, Yang S, Sigal N, Chang I, Tribout H, Harris P, Consolo M, Edwards C, Lee E, Lin E, Croen B, Semenza N, Rogowski B, Melnyk N, Bell M, Furukawa S, McLin R, Schearer P, Sheidy J, Tegos G, Nagle C, Smolen K, Desjardins M, van Haren S, Mitre X, Cauley J, Li X, Tong A, Evans B, Montesano C, Licona J, Krauss J, Chang J, Izaguirre N, Rooks R, Elashoff D, Brook J, Ramires-Sanchez E, Llamas M, Rivera A, Perdomo C, Ward D, Magyar C, Fulcher J, Pickering H, Sen S, Chaudhary O, Coppi A, Fournier J, Mohanty S, Muenker C, Nelson A, Raddassi K, Rainone M, Ruff W, Salahuddin S, Schulz W, Vijayakumar P, Wang H, Wunder E, Young H, Rothman J, Konstorum A, Chen E, Cotsapas C, Grubaugh N, Wang X, Xu L, Asashima H, Bristow L, Hussaini L, Hellmeister K, Samaha H, Wimalasena S, Cheng A, Spainhour C, Scherer E, Johnson B, Bechnak A, Ciric C, Hewitt L, Carter E, Mcnair N, Panganiban B, Huerta C, Usher J, Vaysman T, Holland S, Abe-Jones Y, Asthana S, Beagle A, Bhide S, Carrillo S, Chak S, Ghale R, Gonzalez A, Jauregui A, Jones N, Lea T, Lee D, Lota R, Milush J, Nguyen V, Pierce L, Prasad P, Rao A, Samad B, Shaw C, Sigman A, Sinha P, Ward A, Willmore A, Zhan J, Rashid S, Rodriguez N, Tang K, Altamirano L, Betancourt L, Curiel C, Sutter N, Paz M, Tietje-Ulrich G, Leroux C, Thakur N, Vasquez J, Santhosh L, Song L, Nelson E, Moldawer L, Borresen B, Roth-Manning B, Ungaro R, Oberhaus J, Booth J, Sinko L, Brunton A, Sullivan P, Strnad M, Lyski Z, Coulter F, Micheleti C, Conway M, Francisco D, Molzahn A, Erickson H, Wilson C, Schunk R, Sierra B, Hughes T. IgM N-glycosylation correlates with COVID-19 severity and rate of complement deposition. Nature Communications 2024, 15: 404. PMID: 38195739, PMCID: PMC10776791, DOI: 10.1038/s41467-023-44211-0.Peer-Reviewed Original ResearchFeatures of acute COVID-19 associated with post-acute sequelae of SARS-CoV-2 phenotypes: results from the IMPACC study
McEnaney K, Barton B, Lentucci C, Saluvan M, Chang A, Hoch A, Albert M, Shaheen T, Kho A, Thomas S, Chen J, Murphy M, Cooney M, Hayati A, Bryant R, Abraham J, Presnell S, Jancsyk T, Maguire C, Lee B, Fourati S, Esserman D, Guan L, Gygi J, Pawar S, Brito A, Fragiadakis G, Patel R, Tebbutt S, Overton J, Vita R, Westendorf K, Thyagarajan R, Rousseau J, Wylie D, Triplett T, Kojic E, Chinthrajah S, Ahuja N, Rogers A, Artandi M, Yendewa G, Powell D, Kim J, Simmons B, Goonewardene I, Smith C, Martens M, Sherman A, Walsh S, Issa N, Salehi-Rad R, Dela Cruz C, Farhadian S, Iwasaki A, Ko A, Anderson E, Mehta A, Sevransky J, Leligdowicz A, Matthay M, Singer J, Kangelaris K, Hendrickson C, Krummel M, Woodruff P, Anderson M, Guirgis F, Drevets D, Brown B, Siegel S, Lu Z, Mosier J, Kimura H, Khor B, Rahman A, Stadlbauer D, Dutta J, Gonzalez-Reiche A, van de Guchte A, Carreño J, Singh G, Raskin A, Tcheou J, Bielak D, Kawabata H, Xie H, Kelly G, Patel M, Nie K, Yellin T, Fried M, Sullivan L, Morris S, Sieg S, van Zalm P, Fatou B, Mendez K, Lasky-Su J, Hutton S, Michelotti G, Wong K, Jha M, Viode A, Kanarek N, Petrova B, Zhao Y, Boddapati A, Tharp G, Pellegrini K, Beagle E, Cowan D, Hamilton S, Ribeiro S, Hodder T, Lee S, Wilson M, Alvarenga B, Rajan J, Schroeder A, Tsitsiklis A, Mick E, Guerrero Y, Love C, Maliskova L, Adkisson M, Siles N, Geltman J, Hurley K, Saksena M, Altman D, Srivastava K, Eaker L, Bermúdez-González M, Beach K, Sominsky L, Azad A, Mulder L, Kleiner G, Lee A, Do E, Fernandes A, Manohar M, Hagan T, Blish C, Din H, Roque J, Yang S, Sigal N, Chang I, Tribout H, Harris P, Consolo M, Connors J, Bernui M, Kutzler M, Edwards C, Lee E, Lin E, Croen B, Semenza N, Rogowski B, Melnyk N, Woloszczuk K, Cusimano G, Bell M, Furukawa S, McLin R, Schearer P, Sheidy J, Tegos G, Nagle C, Smolen K, Desjardins M, van Haren S, Mitre X, Cauley J, Li X, Tong A, Evans B, Montesano C, Licona J, Krauss J, Chang J, Izaguirre N, Rooks R, Elashoff D, Brook J, Ramires-Sanchez E, Llamas M, Rivera A, Perdomo C, Ward D, Magyar C, Fulcher J, Pickering H, Sen S, Chaudhary O, Coppi A, Fournier J, Mohanty S, Muenker M, Nelson A, Raddassi K, Rainone M, Ruff W, Salahuddin S, Schulz W, Vijayakumar P, Wang H, Wunder E, Young H, Rothman J, Konstorum A, Chen E, Cotsapas C, Grubaugh N, Wang X, Xu L, Asashima H, Bristow L, Hussaini L, Hellmeister K, Wimalasena S, Cheng A, Spainhour C, Scherer E, Johnson B, Bechnak A, Ciric C, Hewitt L, Carter E, Mcnair N, Panganiban B, Huerta C, Usher J, Vaysman T, Holland S, Abe-Jones Y, Asthana S, Beagle A, Bhide S, Carrillo S, Chak S, Ghale R, Gonzalez A, Jauregui A, Jones N, Lea T, Lee D, Lota R, Milush J, Nguyen V, Pierce L, Prasad P, Rao A, Samad B, Shaw C, Sigman A, Sinha P, Ward A, Willmore A, Zhan J, Rashid S, Rodriguez N, Tang K, Altamirano L, Betancourt L, Curiel C, Sutter N, Paz M, Tietje-Ulrich G, Leroux C, Thakur N, Vasquez J, Santhosh L, Song L, Nelson E, Moldawer L, Borresen B, Roth-Manning B, Ungaro R, Oberhaus J, Booth J, Sinko L, Brunton A, Sullivan P, Strnad M, Lyski Z, Coulter F, Micheleti C, Conway M, Francisco D, Molzahn A, Erickson H, Wilson C, Schunk R, Sierra B, Hughes T. Features of acute COVID-19 associated with post-acute sequelae of SARS-CoV-2 phenotypes: results from the IMPACC study. Nature Communications 2024, 15: 216. PMID: 38172101, PMCID: PMC10764789, DOI: 10.1038/s41467-023-44090-5.Peer-Reviewed Original Research
2023
Evidence of leaky protection following COVID-19 vaccination and SARS-CoV-2 infection in an incarcerated population
Lind M, Dorion M, Houde A, Lansing M, Lapidus S, Thomas R, Yildirim I, Omer S, Schulz W, Andrews J, Hitchings M, Kennedy B, Richeson R, Cummings D, Ko A. Evidence of leaky protection following COVID-19 vaccination and SARS-CoV-2 infection in an incarcerated population. Nature Communications 2023, 14: 5055. PMID: 37598213, PMCID: PMC10439918, DOI: 10.1038/s41467-023-40750-8.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionPrior infectionHybrid immunityInfection riskCOVID-19 vaccinationNon-pharmaceutical interventionsInfected residentsVaccinationInfectionDocumented exposureDelta periodCell exposureIncarcerated populationsExposureImmunityRiskAssociationPotential benefitsCorrectional facilitiesCrowded settingsResidentsPeriodEnhanced inhibition of MHC-I expression by SARS-CoV-2 Omicron subvariants
Moriyama M, Lucas C, Monteiro V, Initiative Y, Iwasaki A, Chen N, Breban M, Hahn A, Pham K, Koch T, Chaguza C, Tikhonova I, Castaldi C, Mane S, De Kumar B, Ferguson D, Kerantzas N, Peaper D, Landry M, Schulz W, Vogels C, Grubaugh N. Enhanced inhibition of MHC-I expression by SARS-CoV-2 Omicron subvariants. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2221652120. PMID: 37036977, PMCID: PMC10120007, DOI: 10.1073/pnas.2221652120.Peer-Reviewed Original ResearchConceptsMHC-I expressionBreakthrough infectionsSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variantsMajor histocompatibility complex class I expressionCell-mediated immunityInfluenza virus infectionSARS-CoV-2 VOCsMHC-I upregulationClass I expressionSARS-CoV-2T cell recognitionVirus infectionMHC II expressionSpike proteinEnhanced inhibitionInfectionCell recognitionCommon mutationsReinfectionE proteinAntibodiesViral genesSubvariantsExpressionAccelerated SARS-CoV-2 intrahost evolution leading to distinct genotypes during chronic infection
Chaguza C, Hahn A, Petrone M, Zhou S, Ferguson D, Breban M, Pham K, Peña-Hernández M, Castaldi C, Hill V, Initiative Y, Billig K, Earnest R, Fauver J, Kalinch C, Kerantzas N, Koch T, De Kumar B, Landry M, Ott I, Peaper D, Tikhonova I, Vogels C, Schulz W, Swanstrom R, Roberts S, Grubaugh N. Accelerated SARS-CoV-2 intrahost evolution leading to distinct genotypes during chronic infection. Cell Reports Medicine 2023, 4: 100943. PMID: 36791724, PMCID: PMC9906997, DOI: 10.1016/j.xcrm.2023.100943.Peer-Reviewed Original ResearchConceptsChronic infectionEvolutionary ratesGenetic diversityIntrahost evolutionDistinct genotypesHigher viral genome copiesVirus evolutionary ratesSARS-CoV-2 evolutionUntreated chronic infectionAdvantageous mutationsNucleotide substitutionsViral genome copiesDivergent variantsInfection hypothesisVariant emergenceViral populationsInfectious virusInfectionHallmark changesGenome copiesDifferent genotypesDiversityGenotypesTemporal dynamicsEvolutionNasal 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
Use of Whole-Genome Sequencing to Estimate the Contribution of Immune Evasion and Waning Immunity on Decreasing COVID-19 Vaccine Effectiveness
Lind M, Copin R, McCarthy S, Coppi A, Warner F, Ferguson D, Duckwall C, Borg R, Muenker M, Overton J, Hamon S, Zhou A, Cummings D, Ko A, Hamilton J, Schulz W, Hitchings M. Use of Whole-Genome Sequencing to Estimate the Contribution of Immune Evasion and Waning Immunity on Decreasing COVID-19 Vaccine Effectiveness. The Journal Of Infectious Diseases 2022, 227: 663-674. PMID: 36408616, DOI: 10.1093/infdis/jiac453.Peer-Reviewed Original ResearchMeSH KeywordsCase-Control StudiesCOVID-19COVID-19 VaccinesHepatitis DHumansImmune EvasionSARS-CoV-2Vaccine EfficacyConceptsVaccine effectivenessImmune evasionDelta infectionVE estimatesSecond doseTest-negative case-control studySevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Whole-genome sequencingCOVID-19 vaccine effectivenessRespiratory syndrome coronavirus 2Syndrome coronavirus 2Case-control studyCoronavirus 2Calendar periodDelta variantInfectionDoseEvasionDaysLow effectivenessImmunityVariantsMIF is a common genetic determinant of COVID-19 symptomatic infection and severity
Shin JJ, Fan W, Par-Young J, Piecychna M, Leng L, Israni-Winger K, Qing H, Gu J, Zhao H, Schulz WL, Unlu S, Kuster J, Young G, Liu J, Ko AI, Garcia A, Sauler M, Wisnewski AV, Young L, Orduña A, Wang A, Klementina O, Garcia AB, Hegyi P, Armstrong ME, Mitchell P, Ordiz DB, Garami A, Kang I, Bucala R. MIF is a common genetic determinant of COVID-19 symptomatic infection and severity. QJM 2022, 116: 205-212. PMID: 36222594, PMCID: PMC9620729, DOI: 10.1093/qjmed/hcac234.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorLow-expression MIF alleleCOVID-19 infectionMIF allelesCATT7 alleleHealthy controlsCOVID-19Serum macrophage migration inhibitory factorSymptomatic SARS-CoV-2 infectionHigh-expression MIF allelesHigher serum MIF levelsRetrospective case-control studySARS-CoV-2 infectionFunctional polymorphismsAvailable clinical characteristicsMultinational retrospective studySerum MIF levelsUninfected healthy controlsSymptomatic COVID-19Tertiary medical centerHealthy control subjectsCase-control studyMigration inhibitory factorCoronavirus disease 2019Common functional polymorphismsChange 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-2Rapid emergence of SARS-CoV-2 Omicron variant is associated with an infection advantage over Delta in vaccinated persons
Chaguza C, Coppi A, Earnest R, Ferguson D, Kerantzas N, Warner F, Young HP, Breban MI, Billig K, Koch RT, Pham K, Kalinich CC, Ott IM, Fauver JR, Hahn AM, Tikhonova IR, Castaldi C, De Kumar B, Pettker CM, Warren JL, Weinberger DM, Landry ML, Peaper DR, Schulz W, Vogels CBF, Grubaugh ND. Rapid emergence of SARS-CoV-2 Omicron variant is associated with an infection advantage over Delta in vaccinated persons. Med 2022, 3: 325-334.e4. PMID: 35399324, PMCID: PMC8983481, DOI: 10.1016/j.medj.2022.03.010.Peer-Reviewed Original ResearchConceptsSpike gene target failureSARS-CoV-2 Omicron variantPositivity rateOmicron variantOmicron infectionVaccine dosesVaccine-induced immunityNumber of dosesTest positivity rateOdds of infectionSARS-CoV-2Significant reductionDominant Delta variantUnvaccinated personsVaccination statusHigher oddsDelta variantInfectionVaccine manufacturersDisease controlVirus copiesDosesPCR testOddsTarget failureDe novo emergence of a remdesivir resistance mutation during treatment of persistent SARS-CoV-2 infection in an immunocompromised patient: a case report
Gandhi S, Klein J, Robertson AJ, Peña-Hernández MA, Lin MJ, Roychoudhury P, Lu P, Fournier J, Ferguson D, Mohamed Bakhash SAK, Catherine Muenker M, Srivathsan A, Wunder EA, Kerantzas N, Wang W, Lindenbach B, Pyle A, Wilen CB, Ogbuagu O, Greninger AL, Iwasaki A, Schulz WL, Ko AI. De novo emergence of a remdesivir resistance mutation during treatment of persistent SARS-CoV-2 infection in an immunocompromised patient: a case report. Nature Communications 2022, 13: 1547. PMID: 35301314, PMCID: PMC8930970, DOI: 10.1038/s41467-022-29104-y.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionVirologic responsePersistent SARS-CoV-2 infectionResistance mutationsPre-treatment specimensB-cell deficiencyRemdesivir resistanceRemdesivir therapyViral sheddingCase reportAntiviral agentsPatientsCombinatorial therapyInfectionTherapyWhole-genome sequencingTreatmentImportance of monitoringDe novo emergenceFold increaseRNA-dependent RNA polymeraseNovo emergencePotential benefitsMutationsIndolent
2021
Effectiveness 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 ResearchMeSH KeywordsAgedBrazilCase-Control StudiesCOVID-19COVID-19 VaccinesFemaleHumansMaleMiddle AgedSARS-CoV-2ConceptsSingle 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 supplyHospitalizationReply to: A finding of sex similarities rather than differences in COVID-19 outcomes
Takahashi T, Ellingson MK, Wong P, Israelow B, Lucas C, Klein J, Silva J, Mao T, Oh JE, Tokuyama M, Lu P, Venkataraman A, Park A, Liu F, Meir A, Sun J, Wang EY, Casanovas-Massana A, Wyllie AL, Vogels CBF, Earnest R, Lapidus S, Ott IM, Moore AJ, Shaw A, Fournier JB, Odio CD, Farhadian S, Dela Cruz C, Grubaugh ND, Schulz WL, Ring AM, Ko AI, Omer SB, Iwasaki A. Reply to: A finding of sex similarities rather than differences in COVID-19 outcomes. Nature 2021, 597: e10-e11. PMID: 34552250, DOI: 10.1038/s41586-021-03645-6.Peer-Reviewed Original ResearchEffectiveness 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 vaccineMyopericarditis in young adults presenting to the emergency department after receiving a second COVID‐19 mRNA vaccine
Fleming‐Nouri A, Haimovich AD, Yang D, Schulz WL, Coppi A, Taylor RA. Myopericarditis in young adults presenting to the emergency department after receiving a second COVID‐19 mRNA vaccine. Academic Emergency Medicine 2021, 28: 802-805. PMID: 34310793, PMCID: PMC8441914, DOI: 10.1111/acem.14307.Peer-Reviewed Original ResearchLongitudinal Assessment of SARS-CoV-2 Anti-Nucleocapsid and anti-Spike-1-RBD Antibody Testing Following PCR-Detected SARS-CoV-2 Infection
El-Khoury JM, Schulz WL, Durant TJS. Longitudinal Assessment of SARS-CoV-2 Anti-Nucleocapsid and anti-Spike-1-RBD Antibody Testing Following PCR-Detected SARS-CoV-2 Infection. The Journal Of Applied Laboratory Medicine 2021, 6: jfab030-. PMID: 33822964, PMCID: PMC8083453, DOI: 10.1093/jalm/jfab030.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionDays post-PCR positivitySARS-CoV-2-positive cohortRBD antibodiesAnti-SARSSerologic assaysSARS-CoV-2 serologic assaysDiagnostic sensitivityElecsys Anti-SARSCoV-2 SResidual clinical samplesAntibody testingRemote historyCoV-2S1-RBDUS populationLongitudinal assessmentInfection statusInfectionDiagnostic aidCohortTime pointsDiscrepant resultsClinical samplesPositivity