Divergent Functions of Tissue-Resident and Blood-Derived Macrophages in the Hemorrhagic Brain
Chang CF, Goods BA, Askenase MH, Beatty HE, Osherov A, DeLong JH, Hammond MD, Massey J, Landreneau M, Love JC, Sansing LH. Divergent Functions of Tissue-Resident and Blood-Derived Macrophages in the Hemorrhagic Brain. Stroke 2021, 52: 1798-1808. PMID: 33840225, PMCID: PMC8085165, DOI: 10.1161/strokeaha.120.032196.Peer-Reviewed Original ResearchConceptsMonocyte-derived macrophagesIntracerebral hemorrhageT cell proliferationCore transcriptional programDifferential gene expressionDistinct transcriptional signaturesBone marrow-derived macrophagesAntigen-specific T cell proliferationTranscriptional programsCD4 T cell proliferationLongitudinal transcriptomic analysisVivo phagocytosis assaysTranscriptomic analysisDivergent functionsMarrow-derived macrophagesMHCII genesTissue-resident microgliaAntigen-presenting capabilityAutologous blood injectionGene expressionPrimary microglia culturesInnate immune cellsPhagocytosis of debrisTranscriptional signatureBlood-derived macrophages