2023
Accelerated 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 dynamicsEvolution
2020
A clade of SARS-CoV-2 viruses associated with lower viral loads in patient upper airways
Lorenzo-Redondo R, Nam HH, Roberts SC, Simons LM, Jennings LJ, Qi C, Achenbach CJ, Hauser AR, Ison MG, Hultquist JF, Ozer EA. A clade of SARS-CoV-2 viruses associated with lower viral loads in patient upper airways. EBioMedicine 2020, 62: 103112. PMID: 33186810, PMCID: PMC7655495, DOI: 10.1016/j.ebiom.2020.103112.Peer-Reviewed Original ResearchConceptsPatient's upper airwayViral loadSARS-CoV-2Upper airwayHighest average viral loadSARS-CoV-2 infectionTranslational Research AwardTime of diagnosisAverage viral loadCOVID-19 patientsLow viral loadComprehensive cancer centerCoronavirus disease 2019SARS-CoV-2 isolatesSARS-CoV-2 virusClade 1 virusesClade 2 virusesRelative viral loadVirologic featuresClinical characteristicsClinical parametersCancer CenterDistinct viral cladesClinical significanceTranslational Science Institute