FcγRIIIA-mediated activation of NK cells by IgG heavy chain complexed with MHC class II molecules.

abstract：:In the genetic disorder ataxia telangiectasia (AT), humoral (B) and cellular (T) immunological abnormalities are frequently observed. As a consequence, AT patients are predisposed to life-threatening sinopulmonary infections. The pathogenic mechanisms remain unknown, but a role for ATM in signal transduction from memb...

journal_title：International immunology

authors： Rivero-Carmena M,Porras O,Pelaez B,Pacheco-Castro A,Gatti RA,Regueiro JR

更新日期：2000-06-01 00:00:00

abstract：:We have previously reported that tumor necrosis factor receptor-associated factor 1 (TRAF1), an intracellular protein, which binds to a range of molecules, including tumor necrosis factor (TNF) receptor family members, regulates TNF-induced NF-kappaB and AP-1 signaling as well as TCR-triggered proliferative responses ...

journal_title：International immunology

authors： Bryce PJ,Oyoshi MK,Kawamoto S,Oettgen HC,Tsitsikov EN

更新日期：2006-01-01 00:00:00

abstract：:Hepatitis C virus (HCV) has the ability to persist in the majority of infected people. Strong, multispecific and sustained T-cell response is correlated with viral clearance. The mechanisms of chronicity by HCV are unclear. HCV could restrain the immune system and establish chronic infection by modulating dendritic ce...

journal_title：International immunology

authors： Krishnadas DK,Ahn JS,Han J,Kumar R,Agrawal B

更新日期：2010-06-01 00:00:00

abstract：:Immune tolerance in the lung is important for preventing hypersensitivity, such as allergic asthma. Maintenance of tolerance in the lung is established by coordinated activities of poorly understood cellular and molecular mechanisms, including participation of dendritic cells (DCs). We have previously identified DC ex...

journal_title：International immunology

authors： Han D,Walsh MC,Kim KS,Hong SW,Lee J,Yi J,Rivas G,Choi Y,Surh CD

更新日期：2017-02-01 00:00:00

abstract：:Treatment of melanoma cell lines with IFN-gamma induces the switch from proteasome (PS) to immunoproteasome (iPS). This finding has profound implications for the immunobiology of melanoma cells since certain peptides (such as Melan-A(mart1)(27-35)) are cleaved differently by iPS, thus implying a different ability to b...

journal_title：International immunology

authors： Cangemi G,Morandi B,D'Agostino A,Peri C,Conte R,Damonte G,Ferlazzo G,Biassoni R,Melioli G

更新日期：2003-12-01 00:00:00

abstract：:Previously we observed elevation of the serum concentration of two acute-phase protein (AFP) complement components (C9 and C1-inhibitor) in patients with chronic hepatitis C who responded (R) to IFN-alpha therapy, but not in non-responders (NR). In the present study we investigated the effect of high-dose IFN-alpha th...

journal_title：International immunology

authors： Kalabay L,Nemesánszky E,Csepregi A,Pusztay M,Dávid K,Horváth G,Ibrányi E,Telegdy L,Pár A,Bíró A,Fekete B,Gervain J,Horányi M,Ribiczey P,Csöndes M,Kleiber M,Walentin S,Prohászka Z,Füst G

更新日期：2004-01-01 00:00:00

abstract：:Non-obese diabetic mice spontaneously develop a type 1 diabetes. The entry of leukocytes in the islets of Langerhans was studied in untreated and in irradiated mice. FITC-labeled cells from spleen, lymph nodes or bone marrow of healthy or diabetic donors did home to the inflamed islets of unmanipulated recipients. B a...

journal_title：International immunology

authors： Faveeuw C,Gagnerault MC,Kraal G,Lepault F

更新日期：1995-12-01 00:00:00

abstract：:HLA-B*0702 transgenic mice (expressing a chimeric heavy chain with a murine alpha 3 domain: HLA-B7(m alpha 3)) in which the H-2K(b) and H-2D(b) class I-a (Cl I-a(-/-)) genes have been inactivated were compared with H-2K(b)D(b) Cl I-a(+/+) positive controls. Expression of the HLA-B7(m alpha 3) molecules resulted in a 3...

journal_title：International immunology

authors： Rohrlich PS,Cardinaud S,Firat H,Lamari M,Briand P,Escriou N,Lemonnier FA

更新日期：2003-06-01 00:00:00

abstract：:The thymus leukemia antigens (TL) belong to the MHC class Ib family and can be recognized by CD8-dependent or -independent cytotoxic T lymphocytes (CTL) showing TL, but not H-2, restriction. We previously reported that the CTL epitope is TAP independent and in the present study we further characterize the recognition ...

journal_title：International immunology

authors： Tsujimura K,Obata Y,Kondo E,Nishida K,Matsudaira Y,Akatsuka Y,Kuzushima K,Takahashi T

更新日期：2003-11-01 00:00:00

abstract：:P-selectin is a Ca(2+)-dependent lectin that participates in leukocyte adhesion to vascular endothelium and platelets. Myeloid cells and a subset of T lymphocytes express carbohydrate ligands at the cell surface. Previously, we suggested that heat stable antigen (HSA/mouse CD24), an extensively glycosylated cell surfa...

journal_title：International immunology

authors： Aigner S,Ruppert M,Hubbe M,Sammar M,Sthoeger Z,Butcher EC,Vestweber D,Altevogt P

更新日期：1995-10-01 00:00:00

abstract：:Toll-like receptors (TLRs) recognize a variety of microbial products and induce defense responses. Pathogen sensing by TLRs occurs either on the cell surface or in endolysosomes. TLR-dependent responses are greatly influenced by the site of pathogen sensing. TLR heterodimers TLR1/TLR2 and TLR2/TLR6 recognize tri- or d...

journal_title：International immunology

authors： Motoi Y,Shibata T,Takahashi K,Kanno A,Murakami Y,Li X,Kasahara T,Miyake K

更新日期：2014-10-01 00:00:00

abstract：:Antibody to phosphatidyl choline (PtC) is produced spontaneously in mice, by approximately 2-10% of naturally occurring CD5+ (B1) B cells in the peritoneum. Much of this antibody is encoded by the VH11 gene associated with a specific V kappa 9 gene. Constraints on the size and structure of the H chain CDR3 have been d...

journal_title：International immunology

authors： Arnold LW,Spencer DH,Clarke SH,Haughton G

更新日期：1993-11-01 00:00:00

abstract：:Myasthenia gravis (MG) is an autoimmune disease, caused by autoantibodies against the muscle acetylcholine receptor (AChR), an oligomeric transmembrane glycoprotein composed of alpha(2)beta gamma delta subunits. The alpha subunit carries in its N-terminal extracellular domain the main immunogenic region (MIR), a group...

journal_title：International immunology

authors： Tsouloufis T,Mamalaki A,Remoundos M,Tzartos SJ

更新日期：2000-09-01 00:00:00

abstract：:We report here that different organ grafts are not equally competent to induce tolerance of the host even if they are performed early in development, i.e. before the host's immune system has started to develop. We have grafted the epithelio-mesenchymal rudiment of the bursa of Fabricius between histoincompatible chick...

journal_title：International immunology

authors： Martin C,Belo M,Le Douarin NM,Corbel C

更新日期：1994-06-01 00:00:00

abstract：:Nitric oxide (NO) is formed constitutively in neurons by the constitutive enzyme NO synthase (cNOS) and acts as a neurotransmitter. It has already been shown that cNOS-containing neurons are identical to neurons staining for NADPH diaphorase and vice versa. Effector cells of the immune response produce high NO levels ...

journal_title：International immunology

authors： Flesch IE,Hess JH,Kaufmann SH

更新日期：1994-11-01 00:00:00

abstract：:One of the characteristic features of asthma is chronic airway inflammation typically with eosinophil infiltration. Most asthmatics can be treated successfully with conventional treatment appropriate for their severity, but in some severe cases, asthma cannot be well controlled even with thorough treatment and this co...

journal_title：International immunology

authors： Ohta K,Nagase H,Suzukawa M,Ohta S

更新日期：2017-07-01 00:00:00

abstract：:Animal models of autoimmune diseases have been instrumental in advancing our understanding of autoimmunity in humans. Collagen-induced arthritis in mice is an autoimmune disease model of rheumatoid arthritis, which is MHC class II restricted and CD4 T cell dependent. To better understand the fundamental role of T cell...

journal_title：International immunology

authors： Osman GE,Cheunsuk S,Allen SE,Chi E,Liggitt HD,Hood LE,Ladiges WC

更新日期：1998-11-01 00:00:00

abstract：:Peptide-MHC class II complexes (pMHC II) are degraded by MARCH-I-mediated ubiquitination, and the stabilization of pMHC II by loss of its ubiquitination is one phenotype defining the activation of conventional dendritic cells (cDCs). However, the role of such stabilization of pMHC II in the context of T-cell activatio...

journal_title：International immunology

authors： Ishikawa R,Kajikawa M,Ishido S

更新日期：2014-05-01 00:00:00

abstract：:CD4 T cells are not thought to play a significant role in generating an effective primary CD8 T cell response to most viral infections. We have challenged this view by demonstrating that antigen-specific CD4 T cells can indeed suppress the proliferation of antigen-specific naive CD8 T cells in response to low doses of...

journal_title：International immunology

authors： Cose S,Brammer C,Zammit DJ,Blair DA,Lefrançois L

更新日期：2006-08-01 00:00:00

abstract：:Dendritic cells (DC) sense saprophytic yeast and pathogenic, filamentous forms of Candida albicans in a specific way, resulting in disparate patterns of DC and T(h) cell activation. Using human and murine DC, such disparate patterns could be traced to the exploitation of distinct recognition receptors. Although usage ...

journal_title：International immunology

authors： Romani L,Montagnoli C,Bozza S,Perruccio K,Spreca A,Allavena P,Verbeek S,Calderone RA,Bistoni F,Puccetti P

更新日期：2004-01-01 00:00:00

abstract：:The extracellular signal-regulated kinase (ERK) signaling pathway is strongly activated in response to TCR stimulation in normal T cells. However, the extent to which activation of the ERK pathway is necessary for TCR-stimulated cytokine production is not clear. We have addressed this question by use of two separate m...

journal_title：International immunology

authors： Egerton M,Fitzpatrick DR,Kelso A

更新日期：1998-02-01 00:00:00

abstract：:Although there has been extensive analysis on the capacity of MHC-peptide tetramers to bind antigen-specific TCR, there have been comparatively few studies regarding the role of the CD4 and CD8 co-receptors in binding and activation by these multimeric molecules. Here, we start from the observation that different anti...

journal_title：International immunology

authors： Campanelli R,Palermo B,Garbelli S,Mantovani S,Lucchi P,Necker A,Lantelme E,Giachino C

更新日期：2002-01-01 00:00:00

abstract：:Using a complete series of overlapping peptides, we have identified the T cell epitopes of a malaria vaccine candidate, the circumsporozoite (CS) protein, that are recognized by sporozoite-exposed residents of a non-endemic country. This protein and subunits from it are being considered as malaria sporozoite vaccine c...

journal_title：International immunology

authors： Zevering Y,Houghten RA,Frazer IH,Good MF

更新日期：1990-01-01 00:00:00

abstract：:The endocytic and phagocytic activities of a population of MHC IIhi CD11c+ dendritic cell (DC)-like cells in synovium-rich tissues (SRTs) of normal rat paws were compared with CD163+ cells (putative macrophages) from the same tissues and pseudo-afferent lymph DCs, peritoneal macrophages and blood monocytes. Fifty perc...

journal_title：International immunology

authors： Moghaddami M,Mayrhofer G,Cleland LG

更新日期：2005-08-01 00:00:00

abstract：:Despite intense recent interest, the suppressive mechanisms of regulatory CD25+CD4 T cells remain poorly understood. One deficiency in the field is the lack of in vivo models where the effects of regulatory CD25+CD4 T cells on antigen-specific responder T cells can be measured quantitatively. We describe one such mode...

journal_title：International immunology

authors： Thorstenson KM,Herzovi L,Khoruts A

更新日期：2005-04-01 00:00:00

abstract：:Our aim was to investigate the quantitative relationship between inoculation doses and physiological responses to infection by Salmonella enterica serovar Enteritidis. Rats were orally inoculated with 10-10(9) c.f.u. of S. Enteritidis and monitored for 6 days. Neutrophil and delayed-type hypersensitivity (DTH) respons...

journal_title：International immunology

authors： Takumi K,Garssen J,Havelaar A

更新日期：2002-02-01 00:00:00

abstract：:After activation, populations of antigen-specific T cells flow between sites of antigen expression, local lymphoid structures and other lymphoid and non-lymphoid organs. In this study, we documented the in vivo dynamics of a CD8(+) T cell response to antigen delivered using herpes simplex virus amplicon vectors and re...

journal_title：International immunology

authors： Azadniv M,Dugger K,Bowers WJ,Weaver C,Crispe IN

更新日期：2007-10-01 00:00:00

abstract：:Two peptides based on the complementarity-determining regions (CDR) 1 and 3 (pCDR1 and pCDR3) of a murine monoclonal anti-DNA autoantibody that expresses the common idiotype 16/6Id were shown to down-regulate systemic lupus erythematosus (SLE)-associated T cell responses and to prevent the development of clinical symp...

journal_title：International immunology

authors： Zinger H,Eilat E,Meshorer A,Mozes E

更新日期：2003-02-01 00:00:00

abstract：:bcl-2 transgenic mice develop anti-double-stranded (ds) DNA antibodies similar to those present in systemic lupus erythematosus. To begin to understand where a breakdown in the regulation of autoreactive lymphocytes is occurring, we have used a bcl-2 transgene (Tg) in conjunction with an Ig Tg that allows us to identi...

journal_title：International immunology

authors： Mandik-Nayak L,Nayak S,Sokol C,Eaton-Bassiri A,Madaio MP,Caton AJ,Erikson J

更新日期：2000-03-01 00:00:00

abstract：:Southern blot analysis of genomic DNA of normal mouse thymocytes with a JH4 probe, a probe for JH4 of Igh genes, consistently showed a second band in addition to a germline band. The same band was also observed in analysis with a 5' DQ probe, a 5'-flanking sequence of DQ52, thus suggesting the use of DQ52. By analyzin...

journal_title：International immunology

authors： Suzuki H,Abe M,Nishikawa S,Nakayama E,Shiku H

更新日期：1989-01-01 00:00:00