Research Topics
Genomes and Genes | A I SperlingSummaryAffiliation: University of Chicago Country: USA Publications
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Publications
Role of lysophosphatidic acid receptor LPA2 in the development of allergic airway inflammation in a murine model of asthmaYutong Zhao
Department of Medicine, The University of Chicago, Chicago, Illinois, USA
Respir Res 10:114. 2009..We have demonstrated that LPA induced cytokine and lipid mediator release in human bronchial epithelial cells. Here we provide evidence for the role of LPA and LPA receptors in Th2-dominant airway inflammation...
TCR signaling induces selective exclusion of CD43 from the T cell-antigen-presenting cell contact siteA I Sperling
Department of Medicine, University of Chicago, IL 60637, USA
J Immunol 161:6459-62. 1998..Thus, CD43 may represent a novel regulatory molecule on the T cell surface that can direct T cell interactions by changing its location on the cell surface...
ICOS costimulation: It's not just for TH2 cells anymoreA I Sperling
Section of Pulmonary and Critical Care Medicine, Department of Medicine, and the Committee on Immunology, University of Chicago, Chicago, IL 60637, USA
Nat Immunol 2:573-4. 2001..A current paradigm has ICOS participating in TH2 costimulation. New data indicates ICOS regulates not only TH2 cells, but also TH1s...
CTLA4Ig inhibits airway eosinophilia and hyperresponsiveness by regulating the development of Th1/Th2 subsets in a murine model of asthmaP A Padrid
Department of Medicine, University of Chicago, Chicago, Illinois 60637, USA
Am J Respir Cell Mol Biol 18:453-62. 1998..mansoni-sensitized and airway-challenged mice, most likely due to attenuated secretion of Th2-type cytokines and increased secretion of Th1-type cytokines...
CD28 costimulation promotes the production of Th2 cytokinesI C Rulifson
Ben May Institute for Cancer Research, Department of Pathology, University of Chicago, IL 60637, USA
J Immunol 158:658-65. 1997..Therefore, CD28 ligation promotes the production of Th2-type cytokines by naive murine T cells via an IL-4-dependent mechanism...
ERM-dependent movement of CD43 defines a novel protein complex distal to the immunological synapseE J Allenspach
Section of Pulmonary and Critical Care Medicine, Department of Medicine, University of Chicago, Chicago, IL 60637, USA
Immunity 15:739-50. 2001..These results indicate that ERM proteins organize a complex distal to the T cell/APC interaction site and provide evidence that full T cell activation may involve removal of inhibitory proteins from the immunological synapse...
CD28 expression is not essential for positive and negative selection of thymocytes or peripheral T cell toleranceT L Walunas
Ben May Institute, University of Chicago, IL 60637, USA
J Immunol 156:1006-13. 1996..Therefore, it appears that CD28, although not essential for the selection of T cells during development, may allow for additional signals that increase the efficiency of selection and/or expansion of peripheral T cell populations...
Inducible costimulator regulates Th2-mediated inflammation, but not Th2 differentiation, in a model of allergic airway diseaseA G Tesciuba
Committee on Immunology and Section of Pulmonary and Critical Care, Department of Medicine, and Ben May Institute for Cancer Research, University of Chicago, Chicago, IL, 60637, USA
J Immunol 167:1996-2003. 2001..Thus, blockade of ICOS signaling can significantly reduce airway inflammation without affecting Th2 differentiation in this model of allergic airway disease...
CD43 interaction with ezrin-radixin-moesin (ERM) proteins regulates T-cell trafficking and CD43 phosphorylationJ L Cannon
Section of Pulmonary and Critical Care Medicine, Department of Medicine, University of Chicago, Chicago, IL 60637, USA
Mol Biol Cell 22:954-63. 2011..These results show that while CD43 binding to ERM proteins is crucial for S76 phosphorylation, CD43 movement and regulation of T-cell migration can occur through an ERM-independent, phosphorylation-dependent mechanism...
CD43 is a murine T cell costimulatory receptor that functions independently of CD28A I Sperling
Ben May Institute, University of Chicago, Chicago, Illinois 60637, USA
J Exp Med 182:139-46. 1995..Expression cloning of the R2/60 antigen identified the ligand as murine CD43. Together, these data demonstrate that CD43 can serve as a receptor on T cells that can provide CD28-independent costimulation...
RIBP, a novel Rlk/Txk- and itk-binding adaptor protein that regulates T cell activationK Rajagopal
Committee on Immunology, University of Chicago, Chicago, Illinois 60637, USA
J Exp Med 190:1657-68. 1999..These data suggest that RIBP plays an important role in TCR-mediated signal transduction pathways and that its binding to Itk and Rlk/Txk may regulate T cell differentiation...
CD28/B7 interactions deliver a unique signal to naive T cells that regulates cell survival but not early proliferationA I Sperling
Ben May Institute, University of Chicago, IL 60637, USA
J Immunol 157:3909-17. 1996..Together, these results suggest that the unique role of CD28 signaling is not to costimulate the initial activation of naive T cells, but is, in fact, to sustain the late proliferative response and enhance long term cell survival...
Differential up-regulation of the B7-1 and B7-2 costimulatory molecules after Ig receptor engagement by antigenD J Lenschow
Committee on Immunology, University of Chicago, IL 60637
J Immunol 153:1990-7. 1994..Thus, the effectiveness of Ag-specific B cells as APCs depends on both their enhanced Ag uptake, mediated by the B cell receptor, and immediate up-regulation of a potent costimulatory molecule, B7-2...
Expression of Fas (CD95) and FasL (CD95L) in human airway epitheliumK J Hamann
Section of Pulmonary and Critical Care Medicine, Division of Biological Sciences, University of Chicago, Chicago, Illinois, USA
Am J Respir Cell Mol Biol 19:537-42. 1998..We demonstrate that both Fas and FasL are expressed by human airway epithelial cell subtypes. Expression of these molecules may play an important role in regulation of the inflammatory response...
Peripheral T cell receptor gamma delta variable gene repertoire maps to the T cell receptor loci and is influenced by positive selectionA I Sperling
Ben May Institute, University of Chicago, IL 60637
J Immunol 149:3200-7. 1992..Back-cross analysis confirmed that the TCR loci dominantly influenced the level of V delta 4+ cells and V gamma 2+ cells; however, there was clear evidence that multiple genes affect the TCR-gamma delta repertoire...
