Salmonella SPI-2 type III secretion system-dependent inhibition of antigen presentation and T cell function.

abstract：:Circulating T follicular helper (cTFH) cells have been demonstrated to be involved in B-cell-mediated alloreactive responses in kidney and liver transplantation; however, whether these cells are involved in acute liver allograft rejection after liver transplantation, and which subsets are involved, remains to be clari...

journal_title：Immunology letters

authors： Zhang K,Sun YL,Zhou SN,Xu RN,Liu ZW,Wang FS,Shi M

更新日期：2019-09-01 00:00:00

abstract：:Lipopolysaccharide (LPS) is a major component of the outer membrane of Gram-negative bacteria. As such, it signals monocytes, macrophages and neutrophils to up-regulate phagocytic functions and to release pro-inflammatory cytokines. Despite the established role of CD14 as the main LPS receptor, the precise nature of t...

journal_title：Immunology letters

authors： Leon-Ponte M,Kirchhof MG,Sun T,Stephens T,Singh B,Sandhu S,Madrenas J

更新日期：2005-01-15 00:00:00

abstract：:This study aimed to investigate the influence of physical activity in innate immunity to conduce to an effective antitumoral immune response analyzing the phenotype and activation status of infiltrating cells. We analysed the intracellular cytokines and the transcription factors of tumor infiltrating lymphocytes (TILS...

journal_title：Immunology letters

authors： Bianco TM,Abdalla DR,Desidério CS,Thys S,Simoens C,Bogers JP,Murta EFC,Michelin MA

更新日期：2017-10-01 00:00:00

abstract：:Myelin basic protein (MBP), is a major component of the central nervous system (CNS) myelin. MBP can stimulate T cells that migrate into the CNS, initiating a cascade of events that result in perivascular infiltration and demyelination. EAE is an inflammatory and demyelinating autoimmune disease of the CNS that serves...

journal_title：Immunology letters

authors： Brenner T,Steinberger I,Soffer D,Beraud E,Ben-Nun A,Lorberboum-Galski H

更新日期：1999-06-01 00:00:00

abstract：:E1, E3-deleted, replication-deficient recombinant adenoviruses are widely studied as vectors for their capacity to transfer therapeutic genes in vivo. They can infect a wide variety of dividing and quiescent cells from different organs and possess a large packaging capacity. One of the major limitations in the use of ...

journal_title：Immunology letters

authors： Christ M,Lusky M,Stoeckel F,Dreyer D,Dieterlé A,Michou AI,Pavirani A,Mehtali M

更新日期：1997-06-01 00:00:00

abstract：:Dendritic cells (DCs) differentiated in the presence of IL-10 preferentially induce regulatory T-cells and tolerance. Whether the tolerogenic properties displayed by these DCs (Tol-DCs) can be overcome has not been fully explored. Here we show for the first time that Tol-DCs express higher levels of TLR5 mRNA, but not...

journal_title：Immunology letters

authors： Vicente-Suarez I,Brayer J,Villagra A,Cheng F,Sotomayor EM

更新日期：2009-08-15 00:00:00

abstract：:Our previous studies had shown that the clinicopathological spectrum in leprosy was associated with discrete T cell subsets in circulation, with tuberculoid patients having antigen-induced Th 1, whereas lepromatous leprosy patients with antigen-specific T cell anergy possessed Th 2 cells. The present study shows that ...

journal_title：Immunology letters

authors： Misra N,Selvakumar M,Singh S,Bharadwaj M,Ramesh V,Misra RS,Nath I

更新日期：1995-12-01 00:00:00

abstract：:Sera from 2 subacute sclerosing panencephalitis (SSPE) patients were absorbed with a concentrated preparation of measles virus. Measles-specific IgG was eluted from the precipitates containing measles antigen-antibody complex. These IgGs, when subjected to immunofixation after isoelectric focusing showed a number of o...

journal_title：Immunology letters

authors： Mehta PD,Thormar H

更新日期：1982-02-01 00:00:00

abstract：:Much evidence indicates that atherosclerotic lesions are largely of an inflammatory nature. Activated macrophages and macrophage-derived foam cells laden with cholesterol esters are a major constituent of these lesions and can influence lesion formation via several potential mechanisms. One such mechanism is Fcgamma r...

journal_title：Immunology letters

authors： Ratcliffe NR,Kennedy SM,Morganelli PM

更新日期：2001-07-02 00:00:00

abstract：:Establishment and maintenance of pregnancy represents a challenge for the maternal immune system since it has to defend against pathogens and tolerate paternal alloantigens expressed in fetal tissues. Regulatory T (Treg) cells, a subset of suppressor CD4(+) T cells, play a dominant role in the maintenance of immunolog...

journal_title：Immunology letters

authors： La Rocca C,Carbone F,Longobardi S,Matarese G

更新日期：2014-11-01 00:00:00

abstract：:In several diseases where the immune system plays an important role there has been a tremendous progress in treatment efficacy during the last decades. Based on necessary basic science these improvements are results of rapid, numerous and open-minded clinical trials where pieces of positive results step by step have b...

journal_title：Immunology letters

authors： Ludvigsson J

更新日期：2014-05-01 00:00:00

abstract：:Serum antibodies reactive with intermediate filaments of the cytoskeleton (anti-IF antibodies) are often present in infectious mononucleosis, some other viral diseases, and rheumatoid arthritis. The mechanism of their production is not known, but it is possible that the formation of this and other autoantibodies resul...

journal_title：Immunology letters

authors： Mortazavi-Milani SM,Stierle HE,Holborow EJ

更新日期：1982-10-01 00:00:00

abstract：:Fibrous plaques and intimal thickenings of 5 femoral and 5 iliac human arteries obtained at surgery were processed for indirect and double-labeling immunoelectron microscopy using an affinity purified rabbit IgG anti-C5b-9 neoantigen and the EBM 11 monoclonal antibody anti-human macrophages. The C5b-9 complexes were l...

journal_title：Immunology letters

authors： Rus HG,Niculescu F,Poruţiu D,Ghiurca V,Vlaicu R

更新日期：1989-03-01 00:00:00

abstract：:The regulatory effect of Z-100 on the balance of Th1/Th2 cell responses in BALB/c mice bearing Meth-A fibrosarcoma was investigated. In tumor bearing mice, Th1 cytokine production (IL-2, IFN-gamma) are suppressed and Th2 cytokine production (IL-4, IL-10) are increased, as compared with those of normal mice. The admini...

journal_title：Immunology letters

authors： Oka H,Emori Y,Ohya O,Kobayashi N,Sasaki H,Tanaka Y,Hayashi Y,Nomoto K

更新日期：1999-11-01 00:00:00

abstract：:The monoclonal antibody 3A35 which binds mouse polymorphonuclear leucocytes (PMN) and monocytes was injected intravenously (i.v.) into normal mice. A great diminution of circulating PMN was observed. The percentage of PMN passed through a minimum (2.5%) 20 min after antibody injection and returned to normal value (18....

journal_title：Immunology letters

authors： Beurton D,Collet B,Martin A,Toujas L,Bourel D,Genetet B

更新日期：1985-01-01 00:00:00

abstract：:The mast cell function-associated antigen (MAFA) is a type II membranal glycoprotein expressed by rat mast cells and basophils. MAFA clustering by its specific monoclonal antibody, (mAb) G63, efficiently inhibits the FcvarepsilonRI induced secretory response of mucosal-type mast cells of the RBL-2H3 line, as well as b...

journal_title：Immunology letters

authors： Abramson J,Pecht I

更新日期：2002-06-03 00:00:00

abstract：:The three-dimensional structures of cyclosporin A complexed with cyclophilin A or Fab fragment of a monoclonal antibody were compared. In these two complexes conformations of the fragment D-alanine8-N-methylvaline11 in cyclosporin A were in a good agreement. In addition, cyclophilin A and the Fab fragment had related ...

journal_title：Immunology letters

authors： Denesyuk AI,Lundell J,Zav'yalov V,Korpela T

更新日期：1994-07-01 00:00:00

abstract：:The immunosuppressant rapamycin is known to be a potent inhibitor of cytokine driven proliferation of T-lymphocytes and other cell types. Here we have examined the effect of rapamycin on the myeloblastic cell line M1 which responds to interleukin-6 (IL-6) with growth arrest and monocytoid differentiation. Single-agent...

journal_title：Immunology letters

authors： Kloke O,Kummer G,Seeber S

更新日期：1997-11-01 00:00:00

abstract：:During a pathogenic infection, an inflammatory process is triggered in which several inflammatory mediators, such as cytokines, chemokines, growth factors, complement system components, nitric oxide, and others induce integrity alteration on the endothelial barrier. Chemokines are responsible for regulating leukocyte ...

journal_title：Immunology letters

authors： Cipitelli MDC,Amâncio Paiva I,Badolato-Corrêa J,de-Oliveira-Pinto LM

更新日期：2019-08-01 00:00:00

abstract：:Interferon inducible transmembrane protein (IFITM) family genes have been implicated in several cellular processes such as the homotypic cell adhesion functions of IFNs and cellular anti-proliferative activities. We previously showed that the IFITM3 single nucleotide polymorphisms (SNPs) associated with susceptibility...

journal_title：Immunology letters

authors： Mo JS,Na KS,Yu JI,Chae SC

更新日期：2013-11-01 00:00:00

abstract：:The human immune system is a complex machinery involving numerous proteins. Proteins located at the cell surface of immune cells are of particular relevance due not only to their participation in the network of interactions that regulate the immune response but also to their potential as excellent targets for diagnost...

journal_title：Immunology letters

authors： Díaz-Ramos MC,Engel P,Bastos R

更新日期：2011-01-30 00:00:00

abstract：:Mature B cells express a single immunoglobulin Fc receptor, FcgammaRIIB, that functions to block downstream signaling by co-aggregated antigen receptors. Co-aggregation of receptors is essential because BCR activated kinases must phosphorylate FcgammaRIIB to recruit SHIP and mediate inhibitory signals. Pre-B cells als...

journal_title：Immunology letters

authors： Brauweiler AM,Cambier JC

更新日期：2004-03-29 00:00:00

abstract：:The monocytic cell line I937 was derived from U937 by sorting for cells with high expression of MHC class II molecules. Further analysis of these class II molecules revealed the presence of the HLA-DR3 subtype suggesting that the cell line was a potential candidate for testing antigen presentation to T cells restricte...

journal_title：Immunology letters

authors： Reischl IG,Pöllabauer EM,Peiritsch S,Schlager S,Gladstone P,Vooijs WC,Woisetschläger M,Mudde GC

更新日期：1996-01-01 00:00:00

abstract：:Dendritic cell (DC)-based tumor vaccine is a promising therapy for malignancies. Recent studies showed greater potency with DC/tumor fusion vaccines against acute myeloid leukemia and melanoma compared with lysate-pulsed DC vaccines. We compared these two vaccine strategies against murine colon cancer and investigated...

journal_title：Immunology letters

authors： Kao JY,Zhang M,Chen CM,Chen JJ

更新日期：2005-11-15 00:00:00

abstract：:Culture of high density resting murine B cells with recombinant IL-4 caused changes in the patterns of phosphoproteins associated with the plasma membranes isolated from such cells. The principal difference was the appearance of an alkali-resistant phosphoprotein of Mr = 75,000-80,000. Culture with LPS also gave rise ...

journal_title：Immunology letters

authors： McGarvie GM,Cushley W

更新日期：1989-09-01 00:00:00

abstract：:Over the last two decades HIV-1 has spread worldwide and has now surpassed malaria as the leading cause of infectious disease mortality in adults (http://www.who.int/infectious-disease-report/pages/ch1text.html). The clinical course and outcome of HIV-1 infection are highly variable among individuals. Most individuals...

journal_title：Immunology letters

authors： Carrington M,Nelson G,O'Brien SJ

更新日期：2001-11-01 00:00:00

abstract：:Interleukin 18 (IL-18) gene polymorphisms have been reported to be associated with the outcomes of hepatitis C virus (HCV) infection in Americans, Indians and Europeans. We aimed to investigate whether the association can be replicated in Chinese Han population. Three IL-18 variants, -656G>T, -137G>C and +105A>C, were...

journal_title：Immunology letters

authors： Yue M,Wang JJ,Tang SD,Feng L,Zhang Y,Liu Y,Wang J,Deng XZ,Xu K,Zhang J

更新日期：2013-07-01 00:00:00

abstract：:Zipper-interacting protein kinase (ZIPK) is a widely expressed serine/threonine kinase that has been implicated in cell death and transcriptional regulation, but its mechanism of regulation remains unknown. Here, we identified threonine-265 (Thr265) in ZIPK as a major autophosphorylation site. Mutational analyses reve...

journal_title：Immunology letters

authors： Sato N,Kamada N,Muromoto R,Kawai T,Sugiyama K,Watanabe T,Imoto S,Sekine Y,Ohbayashi N,Ishida M,Akira S,Matsuda T

更新日期：2006-03-15 00:00:00

abstract：:Modulation of the IgE response by PHA treatment in relation to animal sex was analysed. Male and female RF mice were immunized with ovalbumin in aluminum hydroxide gel and PHA was injected 1 or 2 days before immunization. Castrated mice were also immunized and received PHA on day -2. The results show that the IgE resp...

journal_title：Immunology letters

authors： Astorquiza MI,Cisternas C,Leal X

更新日期：1987-10-01 00:00:00

abstract：:CD8+CD28- regulatory T cells (Tregs) play important roles in chronic viral infections. Programmed death 1 (PD-1) is highly expressed on hepatitis C virus (HCV)-specific CTLs. However, little is known regarding the role of CD8+CD28-PD1+ T cells in hepatitis C. Herein, we found that the frequency of CD8+CD28-PD1+, but n...

journal_title：Immunology letters

authors： Wang W,Tong Z,Zhong J,Zhang L,Zhang H,Su Y,Gao B,Zhang C

更新日期：2018-10-01 00:00:00