2022
The matricellular protein SPARC induces inflammatory interferon-response in macrophages during aging
Ryu S, Sidorov S, Ravussin E, Artyomov M, Iwasaki A, Wang A, Dixit VD. The matricellular protein SPARC induces inflammatory interferon-response in macrophages during aging. Immunity 2022, 55: 1609-1626.e7. PMID: 35963236, PMCID: PMC9474643, DOI: 10.1016/j.immuni.2022.07.007.Peer-Reviewed Original ResearchConceptsToll-like receptor 4ISG inductionMatricellular proteinPro-inflammatory phenotypeAnti-inflammatory macrophagesInterferon-stimulated gene expressionAdipocyte-specific deletionInhibition of glycolysisImmunometabolic adaptationsMyD88 pathwayReceptor 4Chronic diseasesFunctional declineCaloric restrictionInterferon responseHealth spanMacrophagesInflammationMitochondrial respirationSPARCInductionGene expressionAdipokinesObesityIFN
2019
Specific sequences of infectious challenge lead to secondary hemophagocytic lymphohistiocytosis-like disease in mice
Wang A, Pope SD, Weinstein JS, Yu S, Zhang C, Booth CJ, Medzhitov R. Specific sequences of infectious challenge lead to secondary hemophagocytic lymphohistiocytosis-like disease in mice. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 2200-2209. PMID: 30674681, PMCID: PMC6369774, DOI: 10.1073/pnas.1820704116.Peer-Reviewed Original ResearchConceptsSecondary hemophagocytic lymphohistiocytosisAssociated transcriptional programRNA sequencing analysisBone marrow-derived macrophagesTranscriptional programsTranscriptional profilingMarrow-derived macrophagesBone marrow macrophagesTranscriptional profilesNonlethal doseMitochondrial functionToll-like receptor agonistsSequencing analysisSpecific sequencesSetting of infectionGlycolytic metabolismMarrow macrophagesUseful therapeutic strategyGlycolysis inhibitorLethal stateHyperinflammatory stateHyperinflammatory responseOxidative metabolismHemophagocytic lymphohistiocytosisMortal complications