2020
IRE1A Stimulates Hepatocyte-Derived Extracellular Vesicles That Promote Inflammation in Mice With Steatohepatitis
Dasgupta D, Nakao Y, Mauer A, Thompson J, Sehrawat T, Liao C, Krishnan A, Lucien F, Guo Q, Liu M, Xue F, Fukushima M, Katsumi T, Bansal A, Pandey M, Maiers J, DeGrado T, Ibrahim S, Revzin A, Pavelko K, Barry M, Kaufman R, Malhi H. IRE1A Stimulates Hepatocyte-Derived Extracellular Vesicles That Promote Inflammation in Mice With Steatohepatitis. Gastroenterology 2020, 159: 1487-1503.e17. PMID: 32574624, PMCID: PMC7666601, DOI: 10.1053/j.gastro.2020.06.031.Peer-Reviewed Original ResearchConceptsX-box binding protein 1Release of EVsHepatocyte-derived extracellular vesiclesSerine palmitoyltransferase genesExtracellular vesiclesSerine palmitoyltransferaseChromatin immunoprecipitationCeramide biosynthesisInflammatory Extracellular VesiclesMonocyte-derived macrophagesUnfolded protein responseNonalcoholic steatohepatitisDiet-induced steatohepatitisGene expression analysisPrimary hepatocytesNumber of EVsBinding protein 1Cultured primary hepatocytesNanoparticle-tracking analysisNanoscale flow cytometryIRE1ALiver tissueRate-limiting enzymeProtein responseExpression analysis
2019
Sustained perfusion of revascularized bioengineered livers heterotopically transplanted into immunosuppressed pigs
Shaheen M, Joo D, Ross J, Anderson B, Chen H, Huebert R, Li Y, Amiot B, Young A, Zlochiver V, Nelson E, Mounajjed T, Dietz A, Michalak G, Steiner B, Davidow D, Paradise C, van Wijnen A, Shah V, Liu M, Nyberg S. Sustained perfusion of revascularized bioengineered livers heterotopically transplanted into immunosuppressed pigs. Nature Biomedical Engineering 2019, 4: 437-445. PMID: 31611679, PMCID: PMC7153989, DOI: 10.1038/s41551-019-0460-x.Peer-Reviewed Original ResearchConceptsHuman endothelial cellsEndothelial cellsSustained perfusionImmune responseContinuous perfusionNormal liver tissueHuman umbilical vein endothelial cellsUmbilical vein endothelial cellsImmunosuppression protocolsAnticoagulation therapyVein endothelial cellsImmunosuppressed pigsEndothelial markersLiver sinusoidsPerfusionLiver tissueHuman liverLiverBlood perfusionHeterotopic implantationMain predictorsLiver scaffoldsPigsPorcine liverDays