Paradoxical alteration of acute-phase protein levels in patients with chronic hepatitis C treated with IFN-alpha2b.

abstract：:The non-obese diabetic (NOD) mouse spontaneously develops T-cell-mediated autoimmune insulitis. We analyzed the clonotypes of T cell infiltrates of the NOD mouse islets using a new method we have developed recently, which consists of RT-PCR amplification of the CDR3 region of the TCR beta chain mRNA and subsequent sin...

journal_title：International immunology

authors： Komagata Y,Masuko K,Tashiro F,Kato T,Ikuta K,Nishioka K,Ito K,Miyazaki J,Yamamoto K

更新日期：1996-06-01 00:00:00

abstract：:A novel system to study the effects of co-cross-linking CD23/FceRII and sIg on murine B lymphocytes utilizes a highly multivalent form of anti-Ig prepared by covalently linking anti-Ig antibodies to a DNP-dextran backbone. CD23-sIg co-cross-linking is accomplished by the addition of DNP-specific monoclonal IgE. Previo...

journal_title：International immunology

authors： Campbell KA,Studer EJ,Kilmon MA,Lees A,Finkelman F,Conrad DH

更新日期：1997-08-01 00:00:00

abstract：:Cells bearing the gamma delta form of the TCR make up only 1-3% of T cells in the adult murine thymus and peripheral lymphoid organs. Evidence from studies of nude mice suggests that the development of at least some gamma delta T cells is thymus dependent; however, until now it has not been directly demonstrated that ...

journal_title：International immunology

authors： Kelly KA,Pearse M,Lefrancois L,Scollay R

更新日期：1993-04-01 00:00:00

abstract：:Previously we examined the ability of the host's immune responses to regulate Ig production in an IgE-secreting murine plasma cell tumor (B53). In the present study we have examined the reverse phenomenon, in that we have investigated the effects of this and other plasma cell tumors on the immune responses of their ho...

journal_title：International immunology

authors： Ruzek MC,Mathur A

更新日期：1995-07-01 00:00:00

abstract：:Members of protein kinase D (PKD) family serine/threonine kinases (PKD1, PKD2 and PKD3) are expressed in wide range of cells and regulate various cellular responses including immune responses. We have previously shown that PKD is involved in the signaling pathways of a human CD4(+) T cell clone stimulated with its cog...

journal_title：International immunology

authors： Irie A,Harada K,Tsukamoto H,Kim JR,Araki N,Nishimura Y

更新日期：2006-12-01 00:00:00

abstract：:TCR engagement in the thymus results in both survival and elimination signals for developing thymocytes. To examine whether both signals can be provided by the same cell type, we investigated the ability of a thymic epithelial cell (TEC) line 427.1, previously shown to allow positive selection in the thymus, to induce...

journal_title：International immunology

authors： Vukmanović S,Jameson SC,Bevan MJ

更新日期：1994-02-01 00:00:00

abstract：:Recent studies point to glycolipid-enriched membrane (GEM) microdomains as the critical sites for TCR-mediated signal transduction. However, whether the TCR complex is localized in the GEM domain is not well-defined. In the present study, we analyzed localization of the TCR-CD3 complex in the GEM domain by isolating t...

journal_title：International immunology

authors： Kosugi A,Saitoh S,Noda S,Yasuda K,Hayashi F,Ogata M,Hamaoka T

更新日期：1999-09-01 00:00:00

abstract：:Epitope spreading has been best characterized as an exacerbating factor in CD4(+) T cell-dependent autoimmune disease models and is believed to occur via presentation of antigens liberated by tissue destruction initiated by CD4(+) T cells specific for a primary epitope. The growing evidence that exogenous antigens can...

journal_title：International immunology

authors： Markiewicz MA,Fallarino F,Ashikari A,Gajewski TF

更新日期：2001-05-01 00:00:00

abstract：:We have found that FOXP3 is an oligomeric component of a large supramolecular complex. Certain FOXP3 mutants with single amino acid deletions in the leucine zipper domain of FOXP3 are associated with the X-linked autoimmunity-allergic dysregulation (XLAAD) and immunodysregulation, polyendocrinopathy and enteropathy, X...

journal_title：International immunology

authors： Li B,Samanta A,Song X,Iacono KT,Brennan P,Chatila TA,Roncador G,Banham AH,Riley JL,Wang Q,Shen Y,Saouaf SJ,Greene MI

更新日期：2007-07-01 00:00:00

abstract：:Under equilibrium conditions, the affinities of five anti-IgG2a mAb isolated from virus-infected mice were comparable to other high-affinity auto-antibodies. Similar to rheumatoid factors, these anti-IgG2a auto-antibodies bound to aggregated or complexed IgG2a with 50 to 1500-fold higher avidity than their monomeric c...

journal_title：International immunology

authors： Fazekas G,Pálfi G,Wolff-Winiski B,Rosenwirth B,Dukor P,Gergely J,Rajnavölgyi E

更新日期：1995-07-01 00:00:00

abstract：:Responsiveness of dendritic cells (DC) to inflammatory CC chemokines is down-regulated during their maturation. We analyzed the mechanism underlying these events. Cell-surface expression of CC chemokine receptor (CCR)-1, -3 and -5 was increased during differentiation of immature DC (iDC) from monocytes. In contrast, t...

journal_title：International immunology

authors： Sato K,Kawasaki H,Nagayama H,Enomoto M,Morimoto C,Tadokoro K,Juji T,Takahashi TA

更新日期：2001-02-01 00:00:00

abstract：:J11d is expressed on a variety of hemopoietic cells, including B cells. In previous studies, we have shown that B cells are heterogeneous with respect to their levels of J11d expression and that memory B cells are contained within the J11dlo B cell population. In this report, we have further examined the relationship ...

journal_title：International immunology

authors： Yin XM,Vitetta ES

更新日期：1992-06-01 00:00:00

abstract：:Metazoan species, from sponges to insects and mammals, possess successful defence systems against their pathogens and parasites. The evolutionary origins of these diverse systems are beginning to be more comprehensively investigated and mapped out. We have collected 1811 metazoan immunity genes from literature and gen...

journal_title：International immunology

authors： Rannikko K,Ortutay C,Vihinen M

更新日期：2007-12-01 00:00:00

abstract：:CD40 has been shown to play an important role in the regulation of B cell survival, proliferation and Ig class switching. The natural partner for CD40 is CD40 ligand, gp 39, which is transiently expressed on activated T cells. In vitro, CD40 ligation leads to polyclonal B cell proliferation and, in the presence of app...

journal_title：International immunology

authors： Wohlleben G,Gray D,Schimpl A

更新日期：1996-03-01 00:00:00

abstract：:Ig are multifunctional molecules with distinct properties assigned to individual domains. To assess the importance of IgM domain assembly in B cell development we generated two transgenic mouse lines with truncated muH chains by homologous integration of the neomycin resistance gene (neo(r)) into exons C(mu)1 and C(mu...

journal_title：International immunology

authors： Zou X,Ayling C,Xian J,Piper TA,Barker PJ,Brüggemann M

更新日期：2001-12-01 00:00:00

abstract：:The efficacy of cytotoxic T lymphocytes (CTL) has been shown to be highly dependent upon their functional avidity (the sensitivity of their cellular response to MHC-peptide complexes). To examine this relationship, we employed target cell lysis as a quantitative measure and established a set of four CTL clones that ex...

journal_title：International immunology

authors： Derby MA,Wang J,Margulies DH,Berzofsky JA

更新日期：2001-06-01 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：:Lymphokine activity in seven myelin basic protein (MBP)-specific T cell clones was examined. All of the clones recognize MBP peptide 1-9 in the context of I-Au. A strong positive correlation was found between levels of lymphotoxin (LT) and tumor necrosis factor alpha (TNF-alpha) mRNA and biological activity on L929 ce...

journal_title：International immunology

authors： Powell MB,Mitchell D,Lederman J,Buckmeier J,Zamvil SS,Graham M,Ruddle NH,Steinman L

更新日期：1990-01-01 00:00:00

abstract：:In this study, a B cell growth stimulatory factor, constitutively secreted by a human CD4+ T cell hybridoma clone, MP6, has been purified and characterized. Serum-free 24 h culture media from MP6 cells were collected, concentrated by ultrafiltration and separated by gel chromatography. Fractions were analyzed for stim...

journal_title：International immunology

authors： Rosen A,Lundman P,Carlsson M,Bhavani K,Srinivasa BR,Kjellström G,Nilsson K,Holmgren A

更新日期：1995-04-01 00:00:00

abstract：:We have previously shown that the occurrence of CD45RA+ adult mouse thymocytes is strain-dependent, e.g. constituting approximately 0.6% in C57BL/Icrf and approximately 2.5% in BALB/c (Huby, R. and Goff, L., 1992. Eur. J. Immunol. 22:1659). Here we show that irrespective of strain, the thymus contains approximately 0....

journal_title：International immunology

authors： Goff LK,Huby RD

更新日期：1992-11-01 00:00:00

abstract：:Activation of T cells leads to the induction of many cytokine genes that are required for appropriate immune responses, including IL-2, a key cytokine for T cell proliferation and homeostasis. The activating transcription factors such as nuclear factor of activated T cells, nuclear factor kappaB/Rel and activated prot...

journal_title：International immunology

authors： Wang J,Lee S,Teh CE,Bunting K,Ma L,Shannon MF

更新日期：2009-03-01 00:00:00

abstract：:Semaphorin 3A (Sema3A), originally identified as a potent growth cone collapsing factor in developing sensory neurons, is now recognized as a key player in immune, cardiovascular, bone metabolism and neurological systems. Here we established an anti-Sema3A monoclonal antibody that neutralizes the effects of Sema3A bot...

journal_title：International immunology

authors： Yamashita N,Jitsuki-Takahashi A,Ogawara M,Ohkubo W,Araki T,Hotta C,Tamura T,Hashimoto S,Yabuki T,Tsuji T,Sasakura Y,Okumura H,Takaiwa A,Koyama C,Murakami K,Goshima Y

更新日期：2015-09-01 00:00:00

abstract：:The CD2 co-receptor expressed on the surface of T lymphocytes is able to stimulate T cell activation, proliferation and cytokine production in the absence of direct engagement of the antigen-specific TCR. Engagement of human CD2 by mitogenic pairs of anti-CD2 mAb induces tyrosine phosphorylation of a number of intrace...

journal_title：International immunology

authors： Lin H,Martelli MP,Bierer BE

更新日期：2001-01-01 00:00:00

abstract：:To delineate the role of the IgH 3' enhancer in the regulation of Ig heavy (IgH) chain gene expression, mice harbouring rearranged IgH transgenes, with (PSVmu3) and without (PSVmu1) this element, were produced. RNA and protein analysis from the different transgenic lines revealed a 5- to 7-fold increase in the express...

journal_title：International immunology

authors： Arulampalam V,Furebring C,Samuelsson A,Lendahl U,Borrebaeck C,Lundkvist I,Pettersson S

更新日期：1996-07-01 00:00:00

abstract：:The T cell Ig domain and mucin domain (TIM) proteins form a conserved family of transmembrane cell-surface glycoproteins expressed by a variety of tissues. Each TIM protein contains a single V-type Ig domain, a glycosylated mucin-like domain, a transmembrane domain and a cytoplasmic domain. TIM proteins recognize a di...

journal_title：International immunology

authors： Wilker PR,Sedy JR,Grigura V,Murphy TL,Murphy KM

更新日期：2007-06-01 00:00:00

abstract：:We have isolated two cDNA clones encoding the guinea pig receptor for the Fc portion of IgG2 (Fc gamma 2R) from a guinea pig peritoneal macrophage cDNA library. Analysis of the predicted amino acid sequence of the one cDNA clone indicated that the guinea pig Fc gamma 2R is a type I transmembrane protein and has approx...

journal_title：International immunology

authors： Isashi Y,Yamashita T,Nagasawa S,Murakami M,Uede T

更新日期：1996-09-01 00:00:00

abstract：:Immunoglobulin affinity maturation depends on somatic hypermutation (SHM) in immunoglobulin variable (IgV) regions initiated by activation-induced cytidine deaminase (AID). AID induces transition mutations by C→U deamination on both strands, causing C:G→T:A. Error-prone repairs of U by base excision and mismatch repai...

journal_title：International immunology

authors： Eid MMA,Shimoda M,Singh SK,Almofty SA,Pham P,Goodman MF,Maeda K,Sakaguchi N

更新日期：2017-05-01 00:00:00

abstract：:Dendritic cells (DCs) are specialized antigen-presenting cells that play pivotal roles in initiating immune responses. However, DC maturation is usually strongly restricted by the stromal microenvironment, especially in non-lymphoid tissues, such as skin and mucosa. Although suppression of DC maturation by stromal cel...

journal_title：International immunology

authors： Shiraishi H,Yoshida H,Saeki K,Miura Y,Watanabe S,Ishizaki T,Hashimoto M,Takaesu G,Kobayashi T,Yoshimura A

更新日期：2008-09-01 00:00:00

abstract：:EBV-encoded latent membrane protein 1 (LMP1) is critical for EBV-driven B-cell transformation and most EBV-associated malignancies and is also implicated in exacerbation of autoimmunity. LMP1 functionally mimics the TNFR superfamily member CD40, but LMP1-induced signals and downstream B-cell functions are amplified an...

journal_title：International immunology

authors： Arcipowski KM,Stunz LL,Bishop GA

更新日期：2014-03-01 00:00:00

abstract：:Chronic viral infections are often characterized by CD8 T-cell responses with poor cytokine secretion potential and limited expansion of the CD8 T-cell pool, collectively referred to as CD8 T-cell exhaustion. Exhaustion of lymphocytic choriomeningitis virus (LCMV)-specific CD8 T cells was shown to be partially regulat...

journal_title：International immunology

authors： Richter K,Agnellini P,Oxenius A

更新日期：2010-01-01 00:00:00