Featured Publications
PLCγ1 promotes phase separation of T cell signaling components
Zeng L, Palaia I, Šarić A, Su X. PLCγ1 promotes phase separation of T cell signaling components. Journal Of Cell Biology 2021, 220: e202009154. PMID: 33929486, PMCID: PMC8094118, DOI: 10.1083/jcb.202009154.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCattleHumansJurkat CellsLymphocyte ActivationPhospholipase C gammaPhosphorylationProtein BindingReceptors, Antigen, T-CellT-LymphocytesConceptsTCR signal transductionT-cell receptor pathwayLiquid-like condensatesKey adaptor proteinLAT clusteringLAT complexSH2 domainAdaptor proteinPhosphatase CD45Signal transductionTCR pathwayPhospholipase Cγ1ERK activationProtein compositionBiophysical principlesPLCγ1Critical functionsReceptor pathwayPathwayLATMajor componentT cellsCellsActivationDephosphorylation
2023
Imaging CAR-T Synapse as a Quality Control for CAR Engineering
Xiao Q, Su X. Imaging CAR-T Synapse as a Quality Control for CAR Engineering. Methods In Molecular Biology 2023, 2654: 503-512. PMID: 37106204, PMCID: PMC11131089, DOI: 10.1007/978-1-0716-3135-5_33.Peer-Reviewed Original ResearchMeSH KeywordsAntigensHumansImmunotherapy, AdoptiveNeoplasmsQuality ControlReceptors, Antigen, T-CellReceptors, Chimeric AntigenSynapsesT-Lymphocytes
2022
SILAC Phosphoproteomics Reveals Unique Signaling Circuits in CAR‑T Cells and the Inhibition of B Cell-Activating Phosphorylation in Target Cells
Griffith AA, Callahan KP, King NG, Xiao Q, Su X, Salomon AR. SILAC Phosphoproteomics Reveals Unique Signaling Circuits in CAR‑T Cells and the Inhibition of B Cell-Activating Phosphorylation in Target Cells. Journal Of Proteome Research 2022, 21: 395-409. PMID: 35014847, PMCID: PMC8830406, DOI: 10.1021/acs.jproteome.1c00735.Peer-Reviewed Original ResearchMeSH KeywordsChromatography, LiquidPhosphorylationReceptors, Antigen, T-CellSignal TransductionTandem Mass SpectrometryT-LymphocytesConceptsCD19 CAR T cellsChimeric antigen receptorRaji B cellsT cellsB cellsCAR T cell activityT cell activityB-cell malignanciesT cell receptor signalingCAR T cell signalingCell receptor signalingCD19-CARCell malignanciesT cell signalingCell activityReceptor signalingAntigen receptorLiquid chromatography-tandem mass spectrometryTarget cellsSignificant decreaseChromatography-tandem mass spectrometryTCR signalingReceptorsResponse of cellsCells
2020
Surfing on Membrane Waves: Microvilli, Curved Membranes, and Immune Signaling
Orbach R, Su X. Surfing on Membrane Waves: Microvilli, Curved Membranes, and Immune Signaling. Frontiers In Immunology 2020, 11: 2187. PMID: 33013920, PMCID: PMC7516127, DOI: 10.3389/fimmu.2020.02187.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonAnimalsCarrier ProteinsCell LineCell MembraneCell ShapeCyclodextrinsCytokinesGlycocalyxHumansLymphocyte ActivationMembrane LipidsMembrane ProteinsMiceMicrofilament ProteinsMicroscopy, Electron, ScanningMicrovilliReceptors, Antigen, T-CellSignal TransductionStress, MechanicalSurface PropertiesSynaptosomesT-LymphocytesConceptsFunctional consequencesFinger-like membrane protrusionsT cell signalingSuper-resolution microscopyLocal membrane curvatureActin cytoskeletonMembrane protrusionsSignal transductionCell signalingMembrane curvatureCurved membranesImmune signalingBiochemical activityUnique compartmentLymphocyte microvilliMicrovillus formationCell typesLocal membraneCytoskeletonSignalingMicrovilliMembraneBody of evidenceMembrane wavesImportant role
2016
Phase separation of signaling molecules promotes T cell receptor signal transduction
Su X, Ditlev JA, Hui E, Xing W, Banjade S, Okrut J, King DS, Taunton J, Rosen MK, Vale RD. Phase separation of signaling molecules promotes T cell receptor signal transduction. Science 2016, 352: 595-599. PMID: 27056844, PMCID: PMC4892427, DOI: 10.1126/science.aad9964.Peer-Reviewed Original ResearchConceptsT cell receptor (TCR) signal transductionHuman Jurkat T cellsActin filament assemblySubmicrometer-sized clustersReceptor signal transductionT cell receptor activationProtein phase separationJurkat T cellsCell receptor activationCell surface receptorsTCR phosphorylationActin regulatorsActin assemblySignal transductionFilament assemblyBiochemical compartmentsFunctional consequencesSurface receptorsModel membranesReceptor activationAssemblyActivationTransductionKinasePhosphorylation