2023
Differences in syncytia formation by SARS-CoV-2 variants modify host chromatin accessibility and cellular senescence via TP53
Lee J, Menasche B, Mavrikaki M, Uyemura M, Hong S, Kozlova N, Wei J, Alfajaro M, Filler R, Müller A, Saxena T, Posey R, Cheung P, Muranen T, Heng Y, Paulo J, Wilen C, Slack F. Differences in syncytia formation by SARS-CoV-2 variants modify host chromatin accessibility and cellular senescence via TP53. Cell Reports 2023, 42: 113478. PMID: 37991919, PMCID: PMC10785701, DOI: 10.1016/j.celrep.2023.113478.Peer-Reviewed Original ResearchConceptsChromatin accessibilityProteomic compositionCellular senescenceTP53 stabilizationSARS-CoV-2 spikeCell-cell fusionPathogenic coronavirusesSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variantsSenescence-associated inflammationSARS-CoV-2 infectionMiddle East respiratory syndromeAccessibility stateInflammatory cytokine releaseSevere respiratory infectionsSARS-CoV-2 variantsSignificant public health threatCoronavirus disease 2019SARS-CoV-2Public health threatBreakthrough infectionsRespiratory infectionsCytokine releaseSenescenceDisease 2019Respiratory syndrome
2022
Variant-specific vaccination induces systems immune responses and potent in vivo protection against SARS-CoV-2
Peng L, Renauer PA, Ökten A, Fang Z, Park JJ, Zhou X, Lin Q, Dong MB, Filler R, Xiong Q, Clark P, Lin C, Wilen CB, Chen S. Variant-specific vaccination induces systems immune responses and potent in vivo protection against SARS-CoV-2. Cell Reports Medicine 2022, 3: 100634. PMID: 35561673, PMCID: PMC9040489, DOI: 10.1016/j.xcrm.2022.100634.Peer-Reviewed Original ResearchConceptsImmune responseImmune cell populationsSARS-CoV-2 spikeAssessment of efficacySARS-CoV-2LNP-mRNABreakthrough infectionsCD8 TImmune profilingMRNA vaccinesPotent protectionT lymphocytesNeutralization activityDelta variantAnimal modelsPotent antibodiesRepertoire diversityCell responsesAuthentic virusSystemic increaseVariant lineagesClonal expansionCell populationsCOVID-19Vaccination
2020
An ACE2 Microbody Containing a Single Immunoglobulin Fc Domain Is a Potent Inhibitor of SARS-CoV-2
Tada T, Fan C, Chen JS, Kaur R, Stapleford KA, Gristick H, Dcosta BM, Wilen CB, Nimigean CM, Landau NR. An ACE2 Microbody Containing a Single Immunoglobulin Fc Domain Is a Potent Inhibitor of SARS-CoV-2. Cell Reports 2020, 33: 108528. PMID: 33326798, PMCID: PMC7705358, DOI: 10.1016/j.celrep.2020.108528.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAngiotensin-Converting Enzyme 2AnimalsAntiviral AgentsCOVID-19Disease Models, AnimalDisulfidesFemaleHEK293 CellsHumansImmunoglobulin Fc FragmentsMaleMice, TransgenicMicrobodiesProtein DomainsProtein MultimerizationSARS-CoV-2Spike Glycoprotein, CoronavirusVirionVirus InternalizationConceptsSARS-CoV-2Soluble ACE2Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionAcute respiratory syndrome coronavirus 2 infectionLive SARS-CoV-2Syndrome coronavirus 2 infectionCoronavirus 2 infectionSARS-CoV-2 spikeCoronavirus disease 2019SARS-CoV-2 spike proteinDisease 2019Enzyme 2Mouse modelFuture coronavirusesFc fusion proteinΒ-coronavirusViral variantsImmunoglobulin heavy chainSpike proteinACE2 ectodomainImmunoglobulin Fc domainFc domainVirusACE2Potent inhibitorGenome-wide CRISPR Screens Reveal Host Factors Critical for SARS-CoV-2 Infection
Wei J, Alfajaro MM, DeWeirdt PC, Hanna RE, Lu-Culligan WJ, Cai WL, Strine MS, Zhang SM, Graziano VR, Schmitz CO, Chen JS, Mankowski MC, Filler RB, Ravindra NG, Gasque V, de Miguel FJ, Patil A, Chen H, Oguntuyo KY, Abriola L, Surovtseva YV, Orchard RC, Lee B, Lindenbach BD, Politi K, van Dijk D, Kadoch C, Simon MD, Yan Q, Doench JG, Wilen CB. Genome-wide CRISPR Screens Reveal Host Factors Critical for SARS-CoV-2 Infection. Cell 2020, 184: 76-91.e13. PMID: 33147444, PMCID: PMC7574718, DOI: 10.1016/j.cell.2020.10.028.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin-Converting Enzyme 2AnimalsCell LineChlorocebus aethiopsClustered Regularly Interspaced Short Palindromic RepeatsCoronavirusCoronavirus InfectionsCOVID-19Gene Knockout TechniquesGene Regulatory NetworksGenome-Wide Association StudyHEK293 CellsHMGB1 ProteinHost-Pathogen InteractionsHumansSARS-CoV-2Vero CellsVirus InternalizationConceptsSARS-CoV-2 infectionSARS-CoV-2Vesicular stomatitis virusGenome-wide CRISPR screenSWI/SNF chromatinSARS-CoV-2 host factorsAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionTherapeutic targetHost factorsCoronavirus disease 2019 (COVID-19) pathogenesisSyndrome coronavirus 2 infectionCRISPR screensHost genesGene productsMiddle East respiratory syndrome CoVCoronavirus 2 infectionGenetic hitsHuman cellsSARS-CoV-2 spikeNovel therapeutic targetPotential therapeutic targetVero E6 cellsSARS-CoV-1Small molecule antagonists