2021
Time-resolved systems immunology reveals a late juncture linked to fatal COVID-19
Liu C, Martins AJ, Lau WW, Rachmaninoff N, Chen J, Imberti L, Mostaghimi D, Fink DL, Burbelo PD, Dobbs K, Delmonte OM, Bansal N, Failla L, Sottini A, Quiros-Roldan E, Lee Han K, Sellers BA, Cheung F, Sparks R, Chun TW, Moir S, Lionakis MS, , Rossi C, Su H, Kuhns D, Cohen J, Notarangelo L, Tsang J, , Abers M, Apps R, Bosticardo M, Milanez-Almeida P, Mulè M, Shaw E, Zhang Y, , Castelli F, Muiesan M, Tomasoni G, Scolari F, Tucci A. Time-resolved systems immunology reveals a late juncture linked to fatal COVID-19. Cell 2021, 184: 1836-1857.e22. PMID: 33713619, PMCID: PMC7874909, DOI: 10.1016/j.cell.2021.02.018.Peer-Reviewed Original ResearchConceptsFatal COVID-19Peripheral immune cellsPlasmacytoid dendritic cellsPost-symptom onsetCOVID-19 patientsCOVID-19Fatty acid metabolismGene expression signaturesNK cellsSymptom onsetDendritic cellsSevere patientsFatal outcomeImmune response variationCellular inflammationImmune cellsInflammatory responseCell receptor sequencesExtensive patientClinical monitoringTherapeutic interventionsCell activationDay 17Disease severitySigns of exhaustion
2019
IFN-mediated negative feedback supports bacteria class-specific macrophage inflammatory responses
Gottschalk R, Dorrington M, Dutta B, Krauss K, Martins A, Uderhardt S, Chan W, Tsang J, Torabi-Parizi P, Fraser I, Germain R. IFN-mediated negative feedback supports bacteria class-specific macrophage inflammatory responses. ELife 2019, 8: e46836. PMID: 31385572, PMCID: PMC6684266, DOI: 10.7554/elife.46836.Peer-Reviewed Original ResearchConceptsContext-dependent regulationGram-positive speciesGram-negative bacteriaClass-specific mannerInflammatory responseRegulatory eventsMolecular mechanismsMacrophage inflammatory responseMouse macrophagesLigand pairsInnate immunityInflammatory cytokine productionMacrophage responseBacteriaRegulationSpecific pathogensIL-10Cytokine productionLung infectionProduction dynamicsInhibitory eventsSpeciesMacrophagesNegative feedbackInflammation dynamics
2016
Distinct NF-κB and MAPK Activation Thresholds Uncouple Steady-State Microbe Sensing from Anti-pathogen Inflammatory Responses
Gottschalk R, Martins A, Angermann B, Dutta B, Ng C, Uderhardt S, Tsang J, Fraser I, Meier-Schellersheim M, Germain R. Distinct NF-κB and MAPK Activation Thresholds Uncouple Steady-State Microbe Sensing from Anti-pathogen Inflammatory Responses. Cell Systems 2016, 2: 378-390. PMID: 27237739, PMCID: PMC4919147, DOI: 10.1016/j.cels.2016.04.016.Peer-Reviewed Original ResearchConceptsNF-κBMAPK activationInflammatory mediator productionSet of genesInnate immune response systemNF-κB signalingInnate immune systemSwitch-like mannerMacrophage functional responsesImmune response systemInflammatory mediatorsTLR4 ligandMediator productionInflammatory responseMicrobial stimuliInnate responseImmune systemMAPK signalingMacrophage primingLigand sensitivityHuman macrophagesInverse correlationInvasive pathogensSingle receptorGenes