Human vascularized macrophage-islet organoids to model immune-mediated pancreatic β cell pyroptosis upon viral infection
Yang L, Han Y, Zhang T, Dong X, Ge J, Roy A, Zhu J, Lu T, Vandana J, de Silva N, Robertson C, Xiang J, Pan C, Sun Y, Que J, Evans T, Liu C, Wang W, Naji A, Parker S, Schwartz R, Chen S. Human vascularized macrophage-islet organoids to model immune-mediated pancreatic β cell pyroptosis upon viral infection. Cell Stem Cell 2024, 31: 1612-1629.e8. PMID: 39232561, PMCID: PMC11546835, DOI: 10.1016/j.stem.2024.08.007.Peer-Reviewed Original ResearchProinflammatory macrophagesActivation of proinflammatory macrophagesImmune cell changesCoxsackievirus B4Host damageAccumulation of proinflammatory macrophagesSingle-cell RNA sequencingMulti-omics platformsB cellsSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Respiratory syndrome coronavirus 2Marker expressionViral infectionViral exposureSyndrome coronavirus 2Endothelial cellsCell changesRNA sequencingSARS-CoV-2MacrophagesCell damageAutopsy samplesOrganoidsPyroptosisNKX2-2 based nuclei sorting on frozen human archival pancreas enables the enrichment of islet endocrine populations for single-nucleus RNA sequencing
Xie G, Toledo M, Hu X, Yong H, Sanchez P, Liu C, Naji A, Irianto J, Wang Y. NKX2-2 based nuclei sorting on frozen human archival pancreas enables the enrichment of islet endocrine populations for single-nucleus RNA sequencing. BMC Genomics 2024, 25: 427. PMID: 38689254, PMCID: PMC11059690, DOI: 10.1186/s12864-024-10335-w.Peer-Reviewed Original ResearchConceptsSingle-nucleus RNA sequencingRNA sequencingNuclei sortingSnRNA-seqGene expressionEndocrine populationsFluorescence-activated nuclei sortingHuman isletsGene expression librariesNuclei isolation protocolSingle-cell RNA sequencingFrozen archival tissuesIsolated human isletsHuman pancreatic endocrine cellsSingle-cell transcriptomicsTranscriptomic studiesCytoplasmic contaminationTranscriptome profilingConclusionsOur workNKX2-2Isolated nucleiRNA integrityLiving cellsIsolation protocolPancreatic endocrine cells