Internalization and processing of antibodies to surface antigens on human B cells. Monoclonal anti-IgM antibodies are processed differently than monoclonal antibodies towards non-Ig surface receptors.

abstract：:In this study, after immunization with NK cells from a KIR2DS5(+) donor and screening on cell transfectants expressing different members of the killer immunoglobulin-like receptor (KIR) family, we generated a mAb, DF200, reacting with several KIR2D receptors including KIR2DL1/L2/L3, KIR2DS1/S2 and KIR2DS5. By the anal...

journal_title：European journal of immunology

authors： Della Chiesa M,Romeo E,Falco M,Balsamo M,Augugliaro R,Moretta L,Bottino C,Moretta A,Vitale M

更新日期：2008-08-01 00:00:00

abstract：:The pathways leading to activation of mucosal lamina propria (LP) T cells differ from those of peripheral T cells. LP T cells exhibit enhanced IFN-gamma secretion when activated through the CD2 pathway. This study demonstrates CD2 signaling is followed by activation of STAT proteins in both peripheral blood mononuclea...

journal_title：European journal of immunology

authors： Gonsky R,Deem RL,Young HA,Targan SR

更新日期：2003-05-01 00:00:00

abstract：:Leishmania-induced macrophage (Mphi) dysfunctions have been correlated with altered signaling events. Recent findings from our laboratory suggest that modulation of host protein tyrosine phosphatase (PTP) following Leishmania infection could lead to these Mphi defects. To address this issue, Mphi PTP activity and IFN-...

journal_title：European journal of immunology

authors： Blanchette J,Racette N,Faure R,Siminovitch KA,Olivier M

更新日期：1999-11-01 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：:T cells from human peripheral blood were enriched in T4+ cells by lysis of T8+ cells with the monoclonal antibody OKT8 plus complement. The T4+ subset was separated into 4 fractions differing in avidity for the lectin Helix pomatia A hemagglutinin (HP). The fractions were studied for their capacity to help autologous ...

journal_title：European journal of immunology

authors： Wikén M,Hellström U,Perlmann P

更新日期：1984-11-01 00:00:00

abstract：:The expression of the Pit-1/GHF-1 transcription factor (hereafter Pit-1), which controls the expression of growth hormone (GH) and prolactin (PRL) in the pituitary gland, has been documented in human and rat hemopoietic and lymphoid tissues and cell lines. Pit-1 mRNA was detected by in situ hybridization in about 1% o...

journal_title：European journal of immunology

authors： Delhase M,Vergani P,Malur A,Hooghe-Peters EL,Hooghe RJ

更新日期：1993-04-01 00:00:00

abstract：:The in vitro recognition of acetylsalicilyl ovalbumin, penicilloylated bovine IgG (BPO-BGG) and the multichain copolymer poly-L-(Tyr, Glu)-poly-D L-Alapoly-L-Lys [(T, G)-A-L] by primed (2 x 13) F1 cells could be markedly and specifically blocked by alloantisera directed against "receptors" (R) or recognition structure...

journal_title：European journal of immunology

authors： Geczy AF,Geczy CL,de Weck AL

更新日期：1975-10-01 00:00:00

abstract：:In the homeostasis of the immune system regulatory cells play a major role. Removal of one group of regulatory cells, the CD25(+)CD4(+) T cells, leads to autoimmune manifestations in experimental animal models, and reintroduction of this population prevents disease. This study addresses the role of such regulatory T c...

journal_title：European journal of immunology

authors： Cao D,Malmström V,Baecher-Allan C,Hafler D,Klareskog L,Trollmo C

更新日期：2003-01-01 00:00:00

abstract：:Paxillin is an adaptor protein associated with focal adhesion complex, and is activated by tyrosine phosphorylation through focal adhesion kinase (FAK) and Src kinase. Recent studies reveal that serine phosphorylation of paxillin by JNK and p38 MAPK is essential for cell migration or neurite extension, but their cellu...

journal_title：European journal of immunology

authors： Lee YC,Chang AY,Lin-Feng MH,Tsou WI,Chiang IH,Lai MZ

更新日期：2012-08-01 00:00:00

abstract：:In experimental autoimmune encephalomyelitis (EAE), intravenous transfer of activated CD4(+) myelin-specific T cells is sufficient to induce disease. Transferred T cells access the CNS parenchyma by trafficking across the blood brain barrier (BBB) vascular endothelium into the perivascular space, and then across the g...

journal_title：European journal of immunology

authors： Archambault AS,Sim J,Gimenez MA,Russell JH

更新日期：2005-04-01 00:00:00

abstract：:Plasticity and heterogeneity are hallmarks of myelomonocytic differentiation and polarized activation. Evidence published in this issue of the European Journal of Immunology, together with other recent data, add new elements and perspectives to the current understanding of mononuclear phagocyte differentiation and act...

journal_title：European journal of immunology

authors： Mantovani A,Sica A,Locati M

更新日期：2007-01-01 00:00:00

abstract：:Lymphocyte proliferation in response to monocytes pulsed with an antigenic extract of Candida albicans was measured in vitro and the effects of modifying major histocompatibility complex (MHC) class II antigen expression at the surface of the antigen-presenting cells was investigated. The study shows that no simple co...

journal_title：European journal of immunology

authors： Rhodes J,Ivanyi J,Cozens P

更新日期：1986-04-01 00:00:00

abstract：:The induction of B cell tolerance to 2,4-dinitrophenyl conjugates of polysaccharide antigens (levan or dextran) was studied in mice primed with keyhole limpet hemocyanin (KLH) or 2,4,6-trinitrophenylated KLH. The relationship of the epitope density of the tolerogen with avidity of B cell receptors (as judged indirectl...

journal_title：European journal of immunology

authors： Desaymard C,Pearce B,Feldmann M

更新日期：1976-09-01 00:00:00

abstract：:IL-15 is involved in lymphocyte homeostasis. To investigate the role of IL-15 in the skin in vivo, mice were generated that overexpress IL-15 in keratinocytes, resulting in increased IL-15 protein levels in the skin but not elevated IL-15 serum concentrations. Keratin 14 (K14)-IL-15 transgenic (tg) mice showed increas...

journal_title：European journal of immunology

authors： Loser K,Mehling A,Apelt J,Ständer S,Andres PG,Reinecker HC,Eing BR,Skryabin BV,Varga G,Schwarz T,Beissert S

更新日期：2004-07-01 00:00:00

abstract：:The generation of effective type 1 T helper (Th1)-cell responses is required for immunity against intracellular bacteria. However, some intracellular bacteria require interleukin (IL)-17 to drive Th1-cell immunity and subsequent protective host immunity. Here, in a model of Mycobacterium bovis Bacille Calmette-Guerin ...

journal_title：European journal of immunology

authors： Gopal R,Lin Y,Obermajer N,Slight S,Nuthalapati N,Ahmed M,Kalinski P,Khader SA

更新日期：2012-02-01 00:00:00

abstract：:Whereas the role of CD4 T cells in B cell memory generation is well established and unequivocal, the role that CD4 T cells play in CD8 responses was until recently far more elusive and controversial. A series of recent reports, however, have re-assessed the role of CD4 help on CD8 responses and have given rise to surp...

journal_title：European journal of immunology

authors： Bourgeois C,Tanchot C

更新日期：2003-12-01 00:00:00

abstract：:Oxidant stress can initiate or enhance inflammatory responses during tissue injury, possibly through activation of redox-sensitive chemokines. Because the transcription factor Nrf2 (NF-E2-related factor 2) is responsive to oxidative stress, and induces expression of cytoprotective and antioxidant genes that attenuate ...

journal_title：European journal of immunology

authors： Zhang X,Chen X,Song H,Chen HZ,Rovin BH

更新日期：2005-11-01 00:00:00

abstract：:CD11a/CD18 (beta2)-integrins are expressed on leukocytes and are involved in cell adhesion and signaling. Despite extensive studies the signaling pathways and molecular mechanisms involved in integrin regulation in T cells remain not completely understood. We have now studied the involvement of the tyrosine kinase Lck...

journal_title：European journal of immunology

authors： Fagerholm S,Hilden TJ,Gahmberg CG

更新日期：2002-06-01 00:00:00

abstract：:P-glycoprotein (P-gly) is the transmembrane efflux pump responsible for multidrug resistance in tumor cells. The activity of P-gly in mature peripheral lymphocytes is lineage specific, with CD8+ T cells and natural killer (NK) cells expressing high levels as compared to CD4+ T cells and B cells. We have now investigat...

journal_title：European journal of immunology

authors： MacDonald HR,Bommhardt U,Cerottini JC

更新日期：1995-05-01 00:00:00

abstract：:Under physiological conditions, activation of CD4+ T cells by major histocompatibility complex (MHC)antigen complexes requires engagement of both the T cell receptor and the CD4 molecule. However, CD4 ligands binding to the CD4 molecule has also been shown to inhibit T cell proliferation and interleukin (IL)-2 product...

journal_title：European journal of immunology

authors： Jabado N,Pallier A,Jauliac S,Fischer A,Hivroz C

更新日期：1997-02-01 00:00:00

abstract：:The mechanism of synergistic complement-mediated lysis of rat red cells was investigated using rat monoclonal antibodies against class I RT1Aa antigens. The increased lytic activity when using two antibodies simultaneously is due to the increase in the number of activated C1 molecules on the cell surface and this resu...

journal_title：European journal of immunology

authors： Hughes-Jones NC,Gorick BD,Howard JC

更新日期：1983-08-01 00:00:00

abstract：:The purpose of this study was to obtain additional information on the mechanism by which interferon-gamma (IFN-gamma) is able to regulate gene expression in macrophages. The expression of the genes for class II histocompatibility I-A beta, tumor necrosis factor (TNF) and complement component C3 was assayed after treat...

journal_title：European journal of immunology

authors： Celada A,Klemsz MJ,Maki RA

更新日期：1989-06-01 00:00:00

abstract：:In the present study, we have investigated the anatomic distribution and the function of different populations of HIV-1- and cytomegalovirus (CMV)-specific memory CD8 T cells. The different populations of virus-specific memory CD8 T cells were distinguished on the basis of the expression of CD45RA and CCR7, and the co...

journal_title：European journal of immunology

authors： Ellefsen K,Harari A,Champagne P,Bart PA,Sékaly RP,Pantaleo G

更新日期：2002-12-01 00:00:00

abstract：:It has been shown previously that three different H-2-associated genes control the resistance to viremia and leukemia in Moloney virus-infected mice: Rmv. 1, mapping to the I-A or less probably K regions; Rmv. 2, mapping to the I-C, S or G regions and Rmv. 3, mapping to the D or T regions. Experiments have been perfo...

journal_title：European journal of immunology

authors： Debré P,Boyer B,Gisselbrecht S,Bismuth A,Lévy JP

更新日期：1980-12-01 00:00:00

abstract：:Memory T cells can now be defined with various monoclonal antibodies but little is known about the functional properties of these cells as compared to virgin T cells. We have studied Ca2+ mobilization and proliferation of memory and virgin cells in both the CD4 and CD8 subsets in response to phytohemagglutin-in. Using...

journal_title：European journal of immunology

authors： Schlunck T,Schraut W,Riethmüller G,Ziegler-Heitbrock HW

更新日期：1990-09-01 00:00:00

abstract：:Mycoplasma arthritidis produces an as yet undefined soluble molecule (MAS) that has a potent mitogenic effect on T cells of several species. We have used cloned human cytotoxic and proliferative T lymphocytes to dissect the molecular mechanism of T cell activation by this mitogen. Reactivity to MAS is clonally express...

journal_title：European journal of immunology

authors： Matthes M,Schrezenmeier H,Homfeld J,Fleischer S,Malissen B,Kirchner H,Fleischer B

更新日期：1988-11-01 00:00:00

abstract：:Mature T cells first appear in the thymus of the mouse a few days before birth, about 7-8 days after the thymus was colonized by stem cells. These mature cells are exported to the peripheral lymphoid organs beginning at about the time of birth, but because the number is very small at this stage, little is known about ...

journal_title：European journal of immunology

authors： Kelly KA,Scollay R

更新日期：1992-02-01 00:00:00

abstract：:We investigated here the potential role of Toll-like receptors (TLR) and the adaptor protein MyD88 in innate immunity responses to Cryptococcus neoformans, a pathogenic encapsulated yeast. Peritoneal macrophages from MyD88(-/-) or TLR2(-/-) mice released significantly less TNF-alpha, compared with wild-type controls, ...

journal_title：European journal of immunology

authors： Biondo C,Midiri A,Messina L,Tomasello F,Garufi G,Catania MR,Bombaci M,Beninati C,Teti G,Mancuso G

更新日期：2005-03-01 00:00:00

abstract：:Multiple myeloma is a fatal B cell malignancy characterized by the accumulation of plasma cells within the bone marrow. IL-6 is a major survival factor for myeloma cells. Bcl-2 protein family regulates pathways to apoptosis that are activated upon growth factor deprivation. Pro-apoptotic proteins that have only a sing...

journal_title：European journal of immunology

authors： Gomez-Bougie P,Bataille R,Amiot M

更新日期：2004-11-01 00:00:00

abstract：:The turnover of mature and immature B cells defined by a range of cell surface markers was investigated by feeding normal or bcl-2-transgenic (bcl-2-Tg) mice 5'-bromo-2-deoxyuridine (BrdUrd) for up to 6 weeks. In peripheral lymphoid tissue, B cells accumulated BrdUrd with a 50% labeling time of 4.3 weeks and a pattern...

journal_title：European journal of immunology

authors： Fulcher DA,Basten A

更新日期：1997-05-01 00:00:00