CD6: expression during development, apoptosis and selection of human and mouse thymocytes.

abstract：:A subclone (160b) of the human B cell (Karpas 160) was shown to produce a novel cytotoxic lymphokine [Factor 2 (F2)] in addition to tumour necrosis factor alpha (TNF-alpha) and beta (TNF-beta). F2 was found to have selective toxicity to numerous human tumour cell lines, particularly the erythroleukaemic cell line K562...

journal_title：International immunology

authors： Ni J,Meager A,Karpas A

更新日期：1992-04-01 00:00:00

abstract：:It was recently shown that paf-acether (paf) synthesized in different cell types remains partly cell-associated. In the present work, we tested the hypothesis that cell-associated paf might in fact remain exposed on the external plasma membrane and be able to exert its biological functions. Human polymorphonuclear neu...

journal_title：International immunology

authors： Ninio E,Leyravaud S,Bidault J,Jurgens P,Benveniste J

更新日期：1991-11-01 00:00:00

abstract：:The role of B7 co-stimulatory signaling in in vivo tumor rejection remains incompletely characterized. In particular, the relative competence of B7-1 (CD80) and B7-2 (CD86) to provide effective co-stimulus is not well defined, and the identification of the T cell co-stimulatory receptor that mediates B7 co-stimulation...

journal_title：International immunology

authors： Yu X,Abe R,Hodes RJ

更新日期：1998-06-01 00:00:00

abstract：:Investigation of the process of Peyer's patch (PP) formation has been hampered by difficulties in identifying its initial step in the embryo. In this study, we overcame this problem by means of whole-mount immunohistochemistry using mAb against the molecules which were expressed in the cells accumulated at the site of...

journal_title：International immunology

authors： Adachi S,Yoshida H,Kataoka H,Nishikawa S

更新日期：1997-04-01 00:00:00

abstract：:Cyclosporin A (CsA) prevents most immature thymocytes from progressing to a mature phenotype and blocks the deletion of T cells that express self-specific TCR in the small population of cells that achieve maturity. The latter effect may explain the paradoxical observation that this immunosuppressive drug can induce au...

journal_title：International immunology

authors： Urdahl KB,Pardoll DM,Jenkins MK

更新日期：1992-12-01 00:00:00

abstract：:Human monocytes isolated from peripheral blood of healthy donors show a time-dependent differentiation into macrophages upon in vitro cultivation, closely mimicking their in vivo migration and maturation into extravascular tissues. The mediator(s) of this maturation process has not been yet defined. We investigated th...

journal_title：International immunology

authors： Coccia EM,Del Russo N,Stellacci E,Testa U,Marziali G,Battistini A

更新日期：1999-07-01 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：:The TCR complex transduces the antigen recognition signal through common activation motifs present in both CD3 gamma delta epsilon chains and zeta dimers within the complex. We have investigated functional roles of the cytoplasmic domain in zeta and CD3 gamma delta epsilon for T cell activation in early and late respo...

journal_title：International immunology

authors： Aoe T,Goto S,Ohno H,Saito T

更新日期：1994-11-01 00:00:00

abstract：:The M54 transgenic mouse line, which carries the 17.2.25 Ig mu heavy chain gene, rearranges Ig heavy chains and expresses both transgenic and endogenous mu. B cell lineage development is selectively impaired in these mice and cells that simultaneously express transgenic and endogenous mu ('double-producers') are commo...

journal_title：International immunology

authors： Lam KP,Herzenberg LA,Stall AM

更新日期：1993-09-01 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：:The specificity of self MHC-restricted T cells responding to peptide fragments of processed antigen has been well characterized. However, the means by which alloreactive T lymphocytes recognize MHC alloantigen remain poorly understood. We now provide evidence that the recognition of class I human leukocyte antigen (HL...

journal_title：International immunology

authors： Breur-Vriesendorp BS,Ivanyi P

更新日期：1993-01-01 00:00:00

abstract：:The granulocyte macrophage colony stimulating factor (GM-CSF) promoter contains a 10 bp element known as CK-1 or CD28RE that specifically responds to the co-stimulatory signal delivered to T cells via the CD28 surface receptor. This element is a variant NFkappaB site that does not function alone but requires an adjace...

journal_title：International immunology

authors： Shang C,Attema J,Cakouros D,Cockerill PN,Shannon MF

更新日期：1999-12-01 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：:We have generated a high copy number transgenic mouse line in which expression of mouse IL-7 cDNA is under the control of the mouse MHC class II E alpha promoter. These mice were generated in order to see if IL-7 over-production in the thymus altered either thymocyte differentiation or the process of negative selectio...

journal_title：International immunology

authors： Mertsching E,Burdet C,Ceredig R

更新日期：1995-03-01 00:00:00

abstract：:In this study, we show that IFNalpha increases the chemotaxis of human B cells to CCL20, CCL21 and CXCL12 in a dose- and time-dependent manner. The effect was maximal with 2000 IU ml(-1) IFNalpha. It peaked at 24 h and decreased thereafter. At 24 h, IFNalpha had increased B-cell chemotaxis to CCL20 by 20 +/- 6.2% (n =...

journal_title：International immunology

authors： Badr G,Borhis G,Treton D,Richard Y

更新日期：2005-04-01 00:00:00

abstract：BACKGROUND:Intranasal administration of high amount of allergen was shown to induce tolerance and to reverse the allergic phenotype. However, mechanisms of tolerance induction via the mucosal route are still unclear. OBJECTIVES:To characterize the therapeutic effects of intranasal application of ovalbumin (OVA) in a m...

journal_title：International immunology

authors： Pellaton-Longaretti C,Boudousquié C,Barbier N,Barbey C,Argiroffo CB,Donati Y,Sauty A,Spertini F

更新日期：2011-01-01 00:00:00

abstract：:Leptin, one of the typical adipokines, is reported to promote Th17 cell responses and to enhance production of proinflammatory cytokines. To clarify the role of leptin in the regulation of the IL-23/IL-17 axis and the development of kidney disease, we used a murine model of nephrotoxic serum (NTS) nephritis (NTN). She...

journal_title：International immunology

authors： Goto K,Kaneko Y,Sato Y,Otsuka T,Yamamoto S,Goto S,Yamamoto K,Yamamoto T,Kawachi H,Madaio MP,Narita I

更新日期：2016-04-01 00:00:00

abstract：:Using Ia antigen-containing lipid vesicles, we investigated by stopped-flow fluorometry the requirements for helper T cell recognition and activation. When azobenzenearsonate-L-tyrosine (ABA-L-Tyr)-specific, I-Ak-restricted helper T cell hybridomas 2-45-12 were mixed with ABA-L-Tyr and purified I-Ak molecules on lipid...

journal_title：International immunology

authors： Odaka C,Utsunomiya N,Nakanishi M,Arata Y,Manabe S,Yasuda T,Tadakuma T

更新日期：1990-01-01 00:00:00

abstract：:Impaired lymphocyte function is a common feature of human diabetes. Nucleoside transport across the plasma membrane is an essential step during lymphocyte growth and activation. In our study, we evaluated the impact of diabetic conditions on nucleoside transport system in B lymphocytes. Examination of the nucleoside t...

journal_title：International immunology

authors： Sakowicz M,Szutowicz A,Pawelczyk T

更新日期：2005-02-01 00:00:00

abstract：:SCID mice are profoundly immunodeficient, resulting from an inability to carry out the V(D)J recombination reaction during both B cell and T cell development. Recently, however, it was revealed that normal rearrangement frequently did occur in the TCR delta and gamma chain loci in the SCID thymus. To evaluate whether ...

journal_title：International immunology

authors： Araki R,Itoh M,Hamatani K,Abe M

更新日期：1996-07-01 00:00:00

abstract：:Toll-like receptor 3 (TLR3) recognizes double-stranded RNA and transmits signals to activate NF-kappaB and the interferon (IFN)-beta promoter via the newly identified adaptor, TICAM-1. The extracellular LRR domain of TLR3 is engaged in the ligand recognition, while the intracellular TIR domain is crucial for the adapt...

journal_title：International immunology

authors： Funami K,Matsumoto M,Oshiumi H,Akazawa T,Yamamoto A,Seya T

更新日期：2004-08-01 00:00:00

abstract：:The two-signal model states that activation of naive T cells requires a signal 1 stimulus through the TCR and a co-stimulatory signal 2. By contrast, signal 1 alone is sufficient for pre-activated T cells. Recently, however, it has been shown that under certain conditions T cells can bypass the requirement for co-stim...

journal_title：International immunology

authors： Pardigon N,Bercovici N,Calbo S,Santos-Lima EC,Liblau R,Kourilsky P,Abastado JP

更新日期：1998-05-01 00:00:00

abstract：:Blocking T cell co-stimulatory signals by anti-B7-1/B7-2 mAb is an attractive approach to treat autoimmune diseases. However, anti-B7-1/B7-2 mAb treatment is known to exacerbate autoimmune diseases through mechanisms not fully understood. Tumor necrosis factor alpha (TNF-alpha) and reactive oxygen species (ROS) also p...

journal_title：International immunology

authors： Khan N,Ghousunnissa S,Jegadeeswaran SM,Thiagarajan D,Hasnain SE,Mukhopadhyay S

更新日期：2007-04-01 00:00:00

abstract：:Experiments in transgenic mice have demonstrated that thymocyte differentiation into the mature CD4+ helper or CD8+ cytotoxic T cell lineage is ultimately dependent upon the specificity of the TCR for class II or class I MHC molecules respectively. However, the initial mechanistic events involved in this process remai...

journal_title：International immunology

authors： DeKoning J,Carbone FR,Kaye J

更新日期：1995-04-01 00:00:00

abstract：:Naive CD4(+) T cells rapidly proliferate to generate effector cells after encountering an antigen and small numbers survive as memory T cells in preparation for future immunological events. In the present work, adoptive transfer of naive CD4(+) T cells into RAG2(-/-) mice caused the generation of memory-type effector ...

journal_title：International immunology

authors： Noguchi D,Wakita D,Tajima M,Ashino S,Iwakura Y,Zhang Y,Chamoto K,Kitamura H,Nishimura T

更新日期：2007-12-01 00:00:00

abstract：:Quantitative expression of class I genes varies widely in different tissues, during development and in some neoplastic cells. Regulatory DNA sequences controlling levels of transcription of class I genes have been characterized in the murine and swine promoters. Although some regulatory features appear to be retained ...

journal_title：International immunology

authors： Blanchet O,Gazin C,L'Haridon M,Tatari Z,Degos L,Sigaux F,Paul P

更新日期：1994-10-01 00:00:00

abstract：:Murine complement receptor type 2 (MCR2) is homologous to human CR2, whereas murine CR1 (MCR1) is structurally and evolutionary different from human CR1. Since ligand specificities of MCR1 and MCR2 are not completely clarified, we analyzed their functional characteristics to correlate them with structural information ...

journal_title：International immunology

authors： Pramoonjago P,Takeda J,Kim YU,Inoue K,Kinoshita T

更新日期：1993-04-01 00:00:00

abstract：:Acute lung injury (ALI) and acute respiratory distress syndrome (ARDS) are among the major causes of death worldwide due to acute inflammation in the lung. AT-rich interactive domain-containing 5a (Arid5a) is an RNA-binding protein involved in inflammatory autoimmune disease through post-transcriptional control of Il6...

journal_title：International immunology

authors： Dubey PK,Masuda K,Nyati KK,-Uz Zaman MM,Chalise JP,Millrine D,Kai W,Ripley B,Kishimoto T

更新日期：2017-02-01 00:00:00

abstract：:IFN-regulatory factor (IRF)-4 is a member of the IRF family of transcription factors expressed in lymphocytes and macrophages. The previous studies using mice deficient in the IRF-4 gene showed profound defects in function of both B and T cells. To further investigate the role of IRF-4 in CD4(+) T cell function, IRF-4...

journal_title：International immunology

authors： Tominaga N,Ohkusu-Tsukada K,Udono H,Abe R,Matsuyama T,Yui K

更新日期：2003-01-01 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