Endothelial expression of PD-L1 and PD-L2 down-regulates CD8+ T cell activation and cytolysis.

abstract：:The pathways of human anti-pig T cell xenorecognition have been investigated. Freshly isolated porcine alveolar lavage (AL) cells induced primary proliferative responses by human peripheral and cord blood mononuclear cells which were inhibited by anti-HLA-DR antibody (indirect xenorecognition). Following over-night cu...

journal_title：European journal of immunology

authors： Dorling A,Lombardi G,Binns R,Lechler RI

更新日期：1996-06-01 00:00:00

abstract：:Activation of naive T cells is tightly controlled and depends on cognate interactions with professional antigen-presenting cells. We analyzed dependency on secondary lymphoid tissues for the activation of naive and memory CD4(+) and CD8(+) T cells following primary and secondary Listeria monocytogenes infection, respe...

journal_title：European journal of immunology

authors： Kursar M,Jänner N,Pfeffer K,Brinkmann V,Kaufmann SH,Mittrücker HW

更新日期：2008-01-01 00:00:00

abstract：:We have established idiotope (Id)-specific T cell lines and clones derived from at least 4 different BALB/c mice immunized with the light chain (lambda 2(315] of the BALB/c myeloma protein M315 (alpha, lambda 2). Independently derived clones were indistinguishable in that they reacted to V lambda 2(315), one or more o...

journal_title：European journal of immunology

authors： Bogen B,Malissen B,Haas W

更新日期：1986-11-01 00:00:00

abstract：:Production of indoleamine 2,3-dioxygenase (IDO) by tumor cells, leading to tryptophan depletion and production of immunosuppressive metabolites, may facilitate immune tolerance of cancer. IDO gene is also expressed in dendritic cells (DC) upon maturation induced by lipopolysaccarides or IFN. We investigated IDO gene e...

journal_title：European journal of immunology

authors： Weber WP,Feder-Mengus C,Chiarugi A,Rosenthal R,Reschner A,Schumacher R,Zajac P,Misteli H,Frey DM,Oertli D,Heberer M,Spagnoli GC

更新日期：2006-02-01 00:00:00

abstract：:A considerable fraction of T cells express two distinct T cell receptors (TCR), mainly due to expression of two TCR alpha chains. It has been suggested that such dual-TCR cells could have a role in autoimmunity. However, as such cells express less of each TCR, they could be less sensitive to their physiological ligand...

journal_title：European journal of immunology

authors： Blichfeldt E,Munthe LA,Røtnes JS,Bogen B

更新日期：1996-12-01 00:00:00

abstract：:Recent experimental studies have greatly clarified the function of cell surface molecules in the induction and modulation of T cell responses by antigen-presenting cells (APC). However, the differences in ability to stimulate T cells evident for different types and subpopulations of the same APC, such as dendritic cel...

journal_title：European journal of immunology

authors： Brooke GP,Parsons KR,Howard CJ

更新日期：1998-01-01 00:00:00

abstract：:In the frog Xenopus, MHC class I antigen presentation and processing genes (the immunoproteasome LMP2 and LMP7 and the transporter TAP1 and TAP2) seem to be closely linked in a primordial organization. Two distinct lineages of class Ia and LMP7 loci were previously identified, thus strongly suggesting co-evolution amo...

journal_title：European journal of immunology

authors： Ohta Y,Powis SJ,Lohr RL,Nonaka M,Pasquier LD,Flajnik MF

更新日期：2003-11-01 00:00:00

abstract：:The mer receptor tyrosine kinase mediates phagocytosis of apoptotic cells and modulates cytokine production; it is also required for prevention of systemic autoimmune disease. Using a mer-specific antibody, we have confirmed the presence of mer on macrophages and now report its expression on NK cells, NKT cells, and d...

journal_title：European journal of immunology

authors： Behrens EM,Gadue P,Gong SY,Garrett S,Stein PL,Cohen PL

更新日期：2003-08-01 00:00:00

abstract：:Regulation of the development of thymocytes into mature T cells within the thymus is now known to involve antigen-induced deletion, by apoptosis, of potentially autoreactive thymocytes, and it can be mimicked either by stimulating the T cell receptor (TcR) complex by monoclonal antibody (mAb) or by ionophore-induced e...

journal_title：European journal of immunology

authors： Conroy LA,Jenkinson EJ,Owen JJ,Michell RH

更新日期：1995-07-01 00:00:00

abstract：:T lymphocytes can be activated and induced to proliferate through stimulation of the CD2 glycoprotein with functional combinations of CD2 antibodies. However, this mechanism of signal transduction via CD2 is still not fully understood. We have investigated which molecules on the T cell surface preferentially associate...

journal_title：European journal of immunology

authors： Castro MA,Tavares PA,Almeida MS,Nunes RJ,Wright MD,Mason D,Moreira A,Carmo AM

更新日期：2002-05-01 00:00:00

abstract：:Neurotropic coronavirus infection of mice results in acute encephalomyelitis followed by viral persistence. Whereas cellular immunity controls acute infection, humoral immunity regulates central nervous system (CNS) persistence. Maintenance of serum Ab was correlated with tissue distribution of virus-specific Ab-secre...

journal_title：European journal of immunology

authors： Tschen SI,Stohlman SA,Ramakrishna C,Hinton DR,Atkinson RD,Bergmann CC

更新日期：2006-03-01 00:00:00

abstract：:Human T cells expressing Vgamma9Ndelta2-encoded TCR recognize several nonpeptide phosphoantigens in the absence of major histocompatibility complex restriction. As these cells respond differentially to increasing concentrations of structurally related phosphoantigens, such ligands constitute agonists of different stre...

journal_title：European journal of immunology

authors： Sireci G,Espinosa E,Di Sano C,Dieli F,Fournié JJ,Salerno A

更新日期：2001-05-01 00:00:00

abstract：:Human plasmacytoid dendritic cells (PDC) are believed to link innate and adaptive immunity by producing type I interferon (IFN-I) and triggering adaptive T cell-mediated immunity. However, it remains elusive to which degree both PDC functions are linked. Here we show that CMV antigen targeted to PDC using a CD303 (blo...

journal_title：European journal of immunology

authors： Jaehn PS,Zaenker KS,Schmitz J,Dzionek A

更新日期：2008-07-01 00:00:00

abstract：:The effect of Trypanosoma brucei infections on parasite-specific antibody responses was examined by immunization of infected mice with radio-attenuated trypanosomes of a noncross-reacting clone. Antibody titers (total Ig) against variant surface antigen were determined by indirect immunofluorescence. The suppression r...

journal_title：European journal of immunology

authors： Sacks DL,Askonas BA

更新日期：1980-12-01 00:00:00

abstract：:Induction of optimal HIV-1-specific T-cell responses, which can contribute to controlling viral infection in vivo, depends on antigen processing and presentation processes occurring in DCs. Opsonization can influence the routing of antigen processing and pathways used for presentation. We studied antigen proteolysis a...

journal_title：European journal of immunology

authors： Tjomsland V,Ellegård R,Burgener A,Mogk K,Che KF,Westmacott G,Hinkula J,Lifson JD,Larsson M

更新日期：2013-06-01 00:00:00

abstract：:Cells expressing the chemoattractant receptor-homologous molecule expressed on Th2 cells (CRTH2) and the chemokine C receptor (CCR)4 were consistently detected in the circulation of healthy subjects, whereas numbers of cells expressing CCR3 were much lower. While all CCR4+ cells were T cells, a small proportion of CRT...

journal_title：European journal of immunology

authors： Cosmi L,Annunziato F,Galli MIG,Maggi RME,Nagata K,Romagnani S

更新日期：2000-10-01 00:00:00

abstract：:Human natural killer (NK) cells can be subdivided into two populations based on the density of cell surface CD56 antigen. The great majority (approximately 90%) of NK cells express CD56 at low levels (the CD56dim phenotype), whereas a small NK cell subset (approximately 10%) exhibits approximately fivefold greater den...

journal_title：European journal of immunology

authors： Baume DM,Robertson MJ,Levine H,Manley TJ,Schow PW,Ritz J

更新日期：1992-01-01 00:00:00

abstract：:BALB/c mice were repeatedly immunized with microgram doses of benzylpenicilloylated Ascaris protein(s) (BPO9Asc) in alum. At different stages of the immune response, BPO21 eicosa-L-lysine or two analogs containing one or two hydrophobic p-oxymethylbenzyl-3 beta-cholestanyl succinate (OSuco) groups were injected. When ...

journal_title：European journal of immunology

authors： Lüscher IF,Weber E,de Weck AL

更新日期：1984-01-01 00:00:00

abstract：:Specific monoclonal antibodies (mAb) directed against the CD23 antigen were used to study human interleukin 4 (hIL4)-induced IgE production by blood and tonsillar mononuclear cells. Both peripheral blood and tonsillar mononuclear cells stimulated by hIL4 expressed membrane CD23 as detected by the binding of all anti-C...

journal_title：European journal of immunology

authors： Bonnefoy JY,Shields J,Mermod JJ

更新日期：1990-01-01 00:00:00

abstract：:The contribution of specific antibodies (Ab) to successful clearance of Pneumocystis carinii from host pulmonary tissues has received increasing attention. Sera collected from diseased recombinase-activating gene (RAG)-1(-/-), TCRbetaxdelta(-/-), TCRbeta(-/-) and Abeta(-/-) mutants as well as from aerogenic parasite-e...

journal_title：European journal of immunology

authors： Hanano R,Kaufmann SH

更新日期：1999-08-01 00:00:00

abstract：:Blockade of the immune response, caused by a high dose of Salmonella typhi Vi antigen (200 microgram i.v.) and cyclophosphamide (CY)-induced tolerance to Vi antigen, were analyzed. The results of the study show that blockade of the immune response cannot be attributed to masking of the response resulting from neutrali...

journal_title：European journal of immunology

authors： Prigozhina TB,Fontalin LN

更新日期：1980-08-01 00:00:00

abstract：:Cellular immune responses are likely to play a key role in determining the clinical outcome in acute infection with hepatitis C virus (HCV), but the dynamics of such responses and their relationship to viral clearance are poorly understood. In a previous study we have shown highly activated, multispecific cytotoxic T ...

journal_title：European journal of immunology

authors： Lechner F,Gruener NH,Urbani S,Uggeri J,Santantonio T,Kammer AR,Cerny A,Phillips R,Ferrari C,Pape GR,Klenerman P

更新日期：2000-09-01 00:00:00

abstract：:Cholesterol- and sphingolipid-rich membrane microdomains termed lipid rafts appear to play a central role in B cell activation. In mature B cells, signaling through the B cell antigen receptor(BCR) is initiated from within rafts and leads to activation. In immature B cells, the BCR is excluded from rafts and signaling...

journal_title：European journal of immunology

authors： Malapati S,Pierce SK

更新日期：2001-12-01 00:00:00

abstract：:In humans infected with lymphatic filariasis, microfilaraemia [the presence of microfilariae (Mf) in the blood] is generally associated with both poor antigen (Ag)-specific proliferative responses and with protection from severe disease. Clonal deletion has been suggested as one possible mechanism by which parasite-re...

journal_title：European journal of immunology

authors： Jenson JS,O'Connor R,Osborne J,Devaney E

更新日期：2002-03-01 00:00:00

abstract：:F liver protein occurs in serum at low concentration, and therefore induces tolerance of self only in T cells. T cells which mature in cultured thymus lobes in the absence of this protein become reactive towards it but can be prevented from doing so by exposure to the protein while in culture. The threshold of toleran...

journal_title：European journal of immunology

authors： Robertson K,Simon K,Schneider S,Timms E,Mitchison A

更新日期：1992-01-01 00:00:00

abstract：:The extent of emigration of cells from the bursa of Fabricius to the periphery was estimated. Per anum application of fluorescein isothiocyanate to label bursal cells in situ was used. Migrant cells can be visualized on frozen sections or cell suspensions of peripheral organs by their fluorescence. The data show that ...

journal_title：European journal of immunology

authors： Lassila O

更新日期：1989-05-01 00:00:00

abstract：:Chemokines are chemotactic cytokines with a key role in the control of cell trafficking and positioning under homeostatic and inflammatory conditions. D6 is a promiscuous 7-transmembrane-domain receptor expressed on lymphatic vessels which recognizes most inflammatory, but not homeostatic, CC chemokines. In vitro expe...

journal_title：European journal of immunology

authors： Martinez de la Torre Y,Locati M,Buracchi C,Dupor J,Cook DN,Bonecchi R,Nebuloni M,Rukavina D,Vago L,Vecchi A,Lira SA,Mantovani A

更新日期：2005-05-01 00:00:00

abstract：:IL-33 is a novel cytokine of the IL-1 family and mediates its biological effect via the receptor ST2, which is selectively expressed on Th2 cells but not Th1 cells. IL-33 drives production of Th2-associated cytokines including IL-5 and IL-13 and thereby promotes defense and pathology in mucosal organs. Cell locomotion...

journal_title：European journal of immunology

authors： Komai-Koma M,Xu D,Li Y,McKenzie AN,McInnes IB,Liew FY

更新日期：2007-10-01 00:00:00

abstract：:Lipopolysaccharide (LPS) is a potent inducer of interleukin 1 (IL 1) synthesis and release, and of tumor necrosis factor (TNF) secretion. Many signals can enhance the LPS-induced production of these cytokines. We have previously observed that addition of low amounts of normal human serum to the culture medium enhances...

journal_title：European journal of immunology

authors： Cavaillon JM,Fitting C,Haeffner-Cavaillon N

更新日期：1990-02-01 00:00:00

abstract：:The autoimmune response in experimental autoimmune thyroiditis (EAT) is characterized by a lymphocyte infiltration of the thyroid gland and by the appearance of circulating autoantibodies to thyroglobulin (Tg). Cytokines play a crucial role in the immunoregulation and pathology of EAT. Systemic administration of IL-10...

journal_title：European journal of immunology

authors： Batteux F,Trebeden H,Charreire J,Chiocchia G

更新日期：1999-03-01 00:00:00