2022
SARS-CoV-2 accessory proteins ORF7a and ORF3a use distinct mechanisms to down-regulate MHC-I surface expression
Arshad N, Laurent-Rolle M, Ahmed W, Hsu J, Mitchell S, Pawlak J, Sengupta D, Biswas K, Cresswell P. SARS-CoV-2 accessory proteins ORF7a and ORF3a use distinct mechanisms to down-regulate MHC-I surface expression. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 120: e2208525120. PMID: 36574644, PMCID: PMC9910621, DOI: 10.1073/pnas.2208525120.Peer-Reviewed Original ResearchConceptsMHC-I expressionSARS-CoV-2Major histocompatibility complex (MHC) class I moleculesT cell recognitionVirus-infected cellsClass I moleculesAntigen presentationOngoing COVID-19 pandemicHeavy chainImmune evasionViral peptidesSecretory pathwayDistinct mechanismsMHCI moleculesPeptide-MHCInfected cellsCausative agentCell recognitionCD8COVID-19 pandemicViral proteinsEndoplasmic reticulumHuman MHCORF7a
2013
Dengue Virus Co-opts UBR4 to Degrade STAT2 and Antagonize Type I Interferon Signaling
Morrison J, Laurent-Rolle M, Maestre AM, Rajsbaum R, Pisanelli G, Simon V, Mulder LC, Fernandez-Sesma A, García-Sastre A. Dengue Virus Co-opts UBR4 to Degrade STAT2 and Antagonize Type I Interferon Signaling. PLOS Pathogens 2013, 9: e1003265. PMID: 23555265, PMCID: PMC3610674, DOI: 10.1371/journal.ppat.1003265.Peer-Reviewed Original ResearchConceptsDengue hemorrhagic feverType I interferonDengue feverSTAT2 degradationImmune evasionI interferonDENV NS5Anti-DENV therapeuticsDengue virus infectionDENV NS5 proteinVirus infectionHemorrhagic feverDENV replicationViral replicationAntiviral therapeuticsEfficient viral replicationIFNPotential severityFeverDENVInterferonNS5Competent cellsHost proteinsNS5 protein