2021
Viral dynamics of acute SARS-CoV-2 infection and applications to diagnostic and public health strategies
Kissler SM, Fauver JR, Mack C, Olesen SW, Tai C, Shiue KY, Kalinich CC, Jednak S, Ott IM, Vogels CBF, Wohlgemuth J, Weisberger J, DiFiori J, Anderson DJ, Mancell J, Ho DD, Grubaugh ND, Grad YH. Viral dynamics of acute SARS-CoV-2 infection and applications to diagnostic and public health strategies. PLOS Biology 2021, 19: e3001333. PMID: 34252080, PMCID: PMC8297933, DOI: 10.1371/journal.pbio.3001333.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionViral RNA concentrationClearance phaseAcute SARS-CoV-2 infectionReverse transcription-PCR testingPeak viral concentrationPersistent viral RNAPositive PCR testTranscription-PCR testingViral proliferationPublic health strategiesRNA concentrationViral concentrationInfection stagesCycle threshold valuesAcute infectionAsymptomatic individualsTest turnaround timeSymptomatic individualsClinical measuresHealth strategiesPatient progressPCR testingInfectionViral dynamics
2019
Endless Forms: Within-Host Variation in the Structure of the West Nile Virus RNA Genome during Serial Passage in Bird Hosts
Scroggs SLP, Grubaugh ND, Sena JA, Sundararajan A, Schilkey FD, Smith DR, Ebel GD, Hanley KA. Endless Forms: Within-Host Variation in the Structure of the West Nile Virus RNA Genome during Serial Passage in Bird Hosts. MSphere 2019, 4: 10.1128/msphere.00291-19. PMID: 31243074, PMCID: PMC6595145, DOI: 10.1128/msphere.00291-19.Peer-Reviewed Original ResearchConceptsUntranslated regionSecondary structureBird speciesRNA genomeGenome cyclizationRNA virusesHost variationPrimary genomic sequenceWest Nile virusPrimary genome sequenceDS regionStructural diversityIntrahost genetic diversityVirus phenotypeComplex secondary structureVirus RNA genomeRNA secondary structureSerial passageSmall RNAsGenetic diversityNile virusGenome sequenceMutant lineagesGenomic sequencesNext-generation sequencing
2015
Experimental Evolution of an RNA Virus in Wild Birds: Evidence for Host-Dependent Impacts on Population Structure and Competitive Fitness
Grubaugh ND, Smith DR, Brackney DE, Bosco-Lauth AM, Fauver JR, Campbell CL, Felix TA, Romo H, Duggal NK, Dietrich EA, Eike T, Beane JE, Bowen RA, Black WC, Brault AC, Ebel GD. Experimental Evolution of an RNA Virus in Wild Birds: Evidence for Host-Dependent Impacts on Population Structure and Competitive Fitness. PLOS Pathogens 2015, 11: e1004874. PMID: 25993022, PMCID: PMC4439088, DOI: 10.1371/journal.ppat.1004874.Peer-Reviewed Original ResearchConceptsRNA virus populationsWNV populationsBird speciesRNA virusesNatural selectionFitness gainsVirus populationsStrength of selectionWest Nile virusSpecies-specific mannerDistinct phenotypic consequencesAverage mutation frequencyExperimental evolutionMutational toleranceError-prone replicationCompetitive fitnessPopulation structureNext-generation sequencingPhenotypic consequencesGenetic compositionWild birdsSelective pressureSequencing dataDefective genomesDifferent hosts