2020
Retrograde signaling by a mtDNA-encoded non-coding RNA preserves mitochondrial bioenergetics
Blumental-Perry A, Jobava R, Bederman I, Degar A, Kenche H, Guan B, Pandit K, Perry N, Molyneaux N, Wu J, Prendergas E, Ye Z, Zhang J, Nelson C, Ahangari F, Krokowski D, Guttentag S, Linden P, Townsend D, Miron A, Kang M, Kaminski N, Perry Y, Hatzoglou M. Retrograde signaling by a mtDNA-encoded non-coding RNA preserves mitochondrial bioenergetics. Communications Biology 2020, 3: 626. PMID: 33127975, PMCID: PMC7603330, DOI: 10.1038/s42003-020-01322-4.Peer-Reviewed Original ResearchConceptsMitochondrial genomeNuclear-encoded genesCell type-specific mannerNon-coding RNASteady-state transcriptionMitochondrial energy metabolismControl regionPositive regulationMitochondrial bioenergeticsMitochondria stressMitochondrial functionSpecific mannerAlveolar epithelial type II cellsEnergy metabolismType II cellsEpithelial type II cellsGenomePhysiological stressRNAII cellsCellsMouse lungTranscriptionGenesMitochondria
2015
Mesenchymal stem cells use extracellular vesicles to outsource mitophagy and shuttle microRNAs
Phinney DG, Di Giuseppe M, Njah J, Sala E, Shiva S, St Croix CM, Stolz DB, Watkins SC, Di YP, Leikauf GD, Kolls J, Riches DW, Deiuliis G, Kaminski N, Boregowda SV, McKenna DH, Ortiz LA. Mesenchymal stem cells use extracellular vesicles to outsource mitophagy and shuttle microRNAs. Nature Communications 2015, 6: 8472. PMID: 26442449, PMCID: PMC4598952, DOI: 10.1038/ncomms9472.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArrestinsBlotting, WesternCell-Derived MicroparticlesExosomesExtracellular VesiclesFlow CytometryHumansMacrophagesMesenchymal Stem CellsMiceMicroRNAsMicroscopy, ElectronMitochondriaMitophagyMyeloid Differentiation Factor 88Oxidative StressReceptors, ImmunologicSignal TransductionSilicosisToll-Like Receptor 4Toll-Like Receptor 9Toll-Like ReceptorsConceptsMesenchymal stem cellsStem cellsDomain-containing protein 1Stem cell nicheHealthy mitochondrial functionHaematopoietic stem cellsCell nichePlasma membraneToll-like receptor signalingIntracellular oxidative stressMitochondrial functionExtracellular vesiclesMicro RNAsReceptor signalingProtein 1MitophagyMSC survivalMitochondriaOxidative stressMacrophage functionVesiclesCellsRecent studiesMacrophage activationMacrophages