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 ResearchConceptsTCR signal transductionT-cell receptor pathwayLiquid-like condensatesKey adaptor proteinLAT clusteringLAT complexSH2 domainAdaptor proteinPhosphatase CD45Signal transductionTCR pathwayPhospholipase Cγ1ERK activationProtein compositionBiophysical principlesPLCγ1Critical functionsReceptor pathwayPathwayLATMajor componentT cellsCellsActivationDephosphorylationRewired signaling network in T cells expressing the chimeric antigen receptor (CAR)
Dong R, Libby KA, Blaeschke F, Fuchs W, Marson A, Vale RD, Su X. Rewired signaling network in T cells expressing the chimeric antigen receptor (CAR). The EMBO Journal 2020, 39: embj2020104730. PMID: 32643825, PMCID: PMC7429742, DOI: 10.15252/embj.2020104730.Peer-Reviewed Original ResearchConceptsCentral supramolecular activation clusterEssential scaffold proteinT cell receptorSupramolecular activation clusterImmunological synapse formationAntigen receptorActin remodelingScaffold proteinMicrocluster formationDownstream signalingTCR signalingT cell activationSynapse formationCancer cellsSpecific cancer cellsCell receptorSignalingCAR activationT cellsCell activationCellsCAR-T cell activationNative T cellsPathwayActivation clusters
2023
The physical landscape of CAR-T synapse
Xiong Y, Libby K, Su X. The physical landscape of CAR-T synapse. Biophysical Journal 2023, 123: 2199-2210. PMID: 37715447, PMCID: PMC11331049, DOI: 10.1016/j.bpj.2023.09.004.Peer-Reviewed Original Research
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 ResearchConceptsCD19 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
Imaging Chimeric Antigen Receptor (CAR) Activation
Libby KA, Su X. Imaging Chimeric Antigen Receptor (CAR) Activation. Methods In Molecular Biology 2020, 2111: 153-160. PMID: 31933206, DOI: 10.1007/978-1-0716-0266-9_13.Peer-Reviewed Original Research