2006
LFA-1-Dependent HuR Nuclear Export and Cytokine mRNA Stabilization in T Cell Activation
Wang JG, Collinge M, Ramgolam V, Ayalon O, Fan XC, Pardi R, Bender JR. LFA-1-Dependent HuR Nuclear Export and Cytokine mRNA Stabilization in T Cell Activation. The Journal Of Immunology 2006, 176: 2105-2113. PMID: 16455966, DOI: 10.4049/jimmunol.176.4.2105.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusAntigens, SurfaceBase SequenceCD28 AntigensCell NucleusCells, CulturedCytokinesCytoplasmELAV ProteinsELAV-Like Protein 1HumansLymphocyte ActivationLymphocyte Function-Associated Antigen-1Molecular Sequence DataRNA StabilityRNA, MessengerRNA, Small InterferingRNA-Binding ProteinsT-LymphocytesConceptsNuclear exportAU-rich element (ARE) sequenceMRNA stabilizationClass II AU-rich elementsT cell activationAU-rich elementsLymphokine gene expressionRapid nuclearRegulated processIntegrin engagementCell activationMRNA reporterRNA interferenceHuR functionIntegrin LFA-1MRNA stabilityGene expressionProtein productionHuman peripheral T cellsCytoplasmic translocationGM-CSF mRNAElement sequencesProtein HuRHuR levelsLFA-1
2005
Dynamic Partitioning into Lipid Rafts Controls the Endo-Exocytic Cycle of the αL/β2 Integrin, LFA-1, during Leukocyte Chemotaxis
Fabbri M, Di Meglio S, Gagliani MC, Consonni E, Molteni R, Bender JR, Tacchetti C, Pardi R. Dynamic Partitioning into Lipid Rafts Controls the Endo-Exocytic Cycle of the αL/β2 Integrin, LFA-1, during Leukocyte Chemotaxis. Molecular Biology Of The Cell 2005, 16: 5793-5803. PMID: 16207819, PMCID: PMC1289422, DOI: 10.1091/mbc.e05-05-0413.Peer-Reviewed Original ResearchConceptsDetergent-resistant membranesInternalized receptorsLate endosomal pathwayCholesterol-sequestering agentRab11 mutantDRM associationPolarized recyclingCell rearCell frontPlasma membraneChemoattractant stimulationEndocytic compartmentsEndosomal pathwayAdhesion receptorsCell migrationNew protrusionsIntegrinsLFA-1Dynamic redistributionMutantsLamellipodiaAdhesive interactionsPrimary neutrophilsIntracellular accumulationΒ2 integrins
2000
CD28 and LFA‐1 contribute to cyclosporin A‐resistant T cell growth by stabilizing the IL‐2 mRNA through distinct signaling pathways
Geginat J, Clissi B, Moro M, Dellabona P, Bender J, Pardi R. CD28 and LFA‐1 contribute to cyclosporin A‐resistant T cell growth by stabilizing the IL‐2 mRNA through distinct signaling pathways. European Journal Of Immunology 2000, 30: 1136-1144. PMID: 10760803, DOI: 10.1002/(sici)1521-4141(200004)30:4<1136::aid-immu1136>3.0.co;2-3.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CDB7-2 AntigenCalcineurinCD28 AntigensCells, CulturedCyclosporineCytoskeletonDendritic CellsDNA-Binding ProteinsDrug SynergismHumansIntercellular Adhesion Molecule-1Interleukin-2Lymphocyte ActivationLymphocyte Function-Associated Antigen-1Membrane GlycoproteinsMitogen-Activated Protein KinasesNFATC Transcription FactorsNF-kappa BNuclear ProteinsPromoter Regions, GeneticProtein BindingRNA StabilityRNA, MessengerSignal TransductionSuperantigensT-LymphocytesTranscription FactorsConceptsIL-2 mRNALFA-1ICAM-1IL-2 dependentT cell proliferationSubsequent T cell proliferationCostimulatory molecule CD28TCR-induced proliferationSignaling pathwaysT cell growthIL-2 transcriptsGraft rejectionDendritic cellsIL-2Clinical transplantationT lymphocytesMolecule CD28Primary T lymphocytesNF-kappaBCD28Distinct signaling pathwaysLower transcriptional rateDifferent signaling pathwaysProtein kinase activationCell proliferation
1992
Antigen-receptor complex stimulation triggers protein kinase C-dependent CD11a/CD18-cytoskeleton association in T lymphocytes.
Pardi R, Inverardi L, Rugarli C, Bender J. Antigen-receptor complex stimulation triggers protein kinase C-dependent CD11a/CD18-cytoskeleton association in T lymphocytes. Journal Of Cell Biology 1992, 116: 1211-1220. PMID: 1346786, PMCID: PMC2289356, DOI: 10.1083/jcb.116.5.1211.Peer-Reviewed Original ResearchMeSH KeywordsActinsAdultAntigens, CDAntigens, Differentiation, T-LymphocyteCD18 AntigensCD3 ComplexChild, PreschoolCytoskeletal ProteinsCytoskeletonHumansLymphocyte ActivationLymphocyte Function-Associated Antigen-1PhosphorylationProtein Kinase CReceptors, Antigen, T-CellSignal TransductionT-LymphocytesConceptsProtein kinase C inhibitor staurosporineProtein kinase CT cell receptor complexCell receptor complexC inhibitor staurosporineHigh avidity stateSignal transductionCytoskeletal rearrangementsActin polymerizationIntercellular adhesionIntracellular signalsF-actinMolecular eventsInhibitor staurosporineKinase CAvidity stateLFA-1Membrane fractionCD11a/CD18 complexTCR complexTCR crosslinkingPKC desensitizationComplex activationReceptor complexFluorescence microscopy
1989
Heterogeneous distribution and transmembrane signaling properties of lymphocyte function-associated antigen (LFA-1) in human lymphocyte subsets.
Pardi R, Bender J, Dettori C, Giannazza E, Engleman E. Heterogeneous distribution and transmembrane signaling properties of lymphocyte function-associated antigen (LFA-1) in human lymphocyte subsets. The Journal Of Immunology 1989, 143: 3157-66. PMID: 2553807, DOI: 10.4049/jimmunol.143.10.3157.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntigens, DifferentiationCell AdhesionCell MembraneCross-Linking ReagentsEndothelium, VascularHumansHydrolysisInterphaseLymphocyte Function-Associated Antigen-1LymphocytesMembrane GlycoproteinsN-Acetylneuraminic AcidPhosphatidylinositolsReceptors, Leukocyte-AdhesionSialic AcidsSignal TransductionStructure-Activity RelationshipConceptsLymphocyte subsetsLFA-1Lymphocyte function-associated antigenDifferent lymphocyte subsetsHuman lymphocyte subsetsFunction-associated antigenAnti-beta subunit antibodiesCell surface densityPhosphoinositide hydrolysisSialic acid contentSubunit antibodiesVariable expressionIntegrin supergene familyLFA-1 alpha subunitNatural ligandCell bindingNeuraminidase digestionActivation eventsRelative increaseAlpha subunitSupergene familySubsetBeta subunit