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：:Seeligeriolysin O (LSO), a member of cholesterol-dependent cytolysins of Listeria seeligeri, exhibits cytokine-inducing activity. In this study, we examined the profile of cytokines expressed in macrophages of mice after stimulation with full-length form of recombinant LSO (rLSO530), C-terminal-truncated protein (rLSO...

journal_title：International immunology

authors： Ito Y,Kawamura I,Kohda C,Tsuchiya K,Nomura T,Mitsuyama M

更新日期：2005-12-01 00:00:00

abstract：:The regulation of MHC class II expression by the class II transactivator (CIITA) is complex and differs in various cell types depending on the relative activity of three CIITA promoters. Here we show that, in plasma cell tumors, the deacetylase inhibitor trichostatin A (TSA) elicits PIII-CIITA but does not activate th...

journal_title：International immunology

authors： Chou SD,Khan AN,Magner WJ,Tomasi TB

更新日期：2005-11-01 00:00:00

abstract：:Man has been found to produce highly conserved chitinases. The most prominent is the phagocyte-derived chitotriosidase, the plasma levels of which are markedly elevated in some pathological conditions. Here, we report that both polymorphonuclear neutrophils (PMNs) and macrophages (m) are a source of chitotriosidase. T...

journal_title：International immunology

authors： van Eijk M,van Roomen CP,Renkema GH,Bussink AP,Andrews L,Blommaart EF,Sugar A,Verhoeven AJ,Boot RG,Aerts JM

更新日期：2005-11-01 00:00:00

abstract：:The microphthalmic (mi) mouse exhibits deficiencies in the development of osteoclasts, melanocytes, mast cells and marrow B cells. Previously, we demonstrated that the marrow of such mice over-express receptor activator of nuclear factor kappaB (RANK) ligand (RANKL). RANKL has been shown to induce the production of IF...

journal_title：International immunology

authors： Roundy KM,Spangrude G,Weis JJ,Weis JH

更新日期：2005-11-01 00:00:00

abstract：:Synovial tissues are frequent sites of inflammatory disorders in which dendritic cells (DCs) may play an important role. This study examines potential antigen-presenting cells obtained from synovium-rich tissues (SRTs) by vascular perfusion of rat hind limbs with collagenase and further enzymatic digestion of the disa...

journal_title：International immunology

authors： Moghaddami M,Cleland LG,Mayrhofer G

更新日期：2005-08-01 00:00:00

abstract：:Mice with a targeted deletion of the T-bet gene exhibit spontaneous airway hyperresponsiveness (AHR), airway inflammation, enhanced recovery of T(h)2 cytokines from bronchoalveolar lavage fluid, sub-epithelial collagen deposition and myofibroblast transformation. Here we analyze the mechanisms responsible for the chro...

journal_title：International immunology

authors： Finotto S,Hausding M,Doganci A,Maxeiner JH,Lehr HA,Luft C,Galle PR,Glimcher LH

更新日期：2005-08-01 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：:Human endothelial cells (ECs) constitutively express OX40L and co-stimulate memory CD4(+) T cell proliferation that is dependent upon OX40-OX40L interaction. In vivo, OX40 prolongs T cell survival; however, an unanswered question is whether it can also prolong synthesis of proliferation-sustaining cytokines such as IL...

journal_title：International immunology

authors： Mestas J,Crampton SP,Hori T,Hughes CC

更新日期：2005-06-01 00:00:00

abstract：:Absence of transforming growth factor-beta (TGF-beta) signaling to T cells in mice results in an increase in T cell numbers, an activated CD44 high, CD69-, CD25- T cell phenotype and a T cell-mediated injury to many organs. It is not known if such T cell activation in the absence of TGF-beta signaling is spontaneous o...

journal_title：International immunology

authors： Mehal WZ,Sheikh SZ,Gorelik L,Flavell RA

更新日期：2005-05-01 00:00:00

abstract：:Recent studies have suggested that Fas-mediated apoptosis is involved in the pathogenesis of intestinal injury. In this study, we determined the role of Fas/Fas ligand (FasL) interactions in different T cell compartments using a murine model of small intestinal injury. An intraperitoneal injection of 145-2C11 (anti-CD...

journal_title：International immunology

authors： Miura N,Yamamoto M,Fukutake M,Ohtake N,Iizuka S,Ishige A,Sasaki H,Fukuda K,Yamamoto T,Hayakawa S

更新日期：2005-05-01 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：: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：:Deletion of alpha i2 subunit of heterotrimeric G proteins induces a 2-4-fold increase in the proportions of CD4 and CD8 single-positive (SP) thymocytes as compared with wild-type littermates, but how G alpha i2 is involved in thymocyte development is unknown. To determine a role for G alpha i2 in a specific developmen...

journal_title：International immunology

authors： Zhang Y,Finegold MJ,Jin Y,Wu MX

更新日期：2005-03-01 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：:Earlier studies have demonstrated an over-expression of 9-O-acetylated sialoglycoconjugates (9-OAcSGs) on lymphoblasts, concomitant with high titers of anti-9-OAcSGs in childhood acute lymphoblastic leukemia (ALL). The present study was aimed to evaluate whether this high induction of anti-9-OAcSGs at disease presenta...

journal_title：International immunology

authors： Bandyopadhyay S,Bhattacharyya A,Mallick A,Sen AK,Tripathi G,Das T,Sa G,Bhattacharya DK,Mandal C

更新日期：2005-02-01 00:00:00

abstract：:The mechanism underlying selective IgG subclass deficiency is largely unknown in humans. We have previously reported the acquisition of a complete IgG2 deficiency in a leukemia patient after bone marrow transplantation. Southern blot analysis showed a deletion including the Cgamma2 and Cgamma4 genes on one chromosome ...

journal_title：International immunology

authors： Zhao Y,Pan-Hammarström Q,Zhao Z,Wen S,Hammarström L

更新日期：2005-01-01 00:00:00

abstract：:Defects of early complement components (C1, C4 and C2) are associated with the development of systemic lupus erythematosus (SLE). The availability of complement knockout mice has increased our knowledge on the role of complement in the regulation of adaptive immunity. An impaired removal of apoptotic bodies, a disturb...

journal_title：International immunology

authors： Zachrau B,Finke D,Kropf K,Gosink HJ,Kirchner H,Goerg S

更新日期：2004-12-01 00:00:00

abstract：:LPS-binding protein (LBP) can facilitate the transfer of cell wall components of both Gram-negative bacteria (LPS) and Gram-positive bacteria (lipoteichoic acid) to inflammatory cells. Although LBP is predominantly produced in the liver, recent studies have indicated that this protein is also synthesized locally in th...

journal_title：International immunology

authors： Branger J,Florquin S,Knapp S,Leemans JC,Pater JM,Speelman P,Golenbock DT,van der Poll T

更新日期：2004-11-01 00:00:00

abstract：:We examined effects of c-fos overexpression on the development and property of peritoneal B-1 cells using transgenic (H2-c-fos) mice carrying the c-fos gene under the control of the constitutive H-2Kb promoter. The number of B-1b cells in the peritoneal cavity of H2-c-fos mice was 4-fold larger than that in control li...

journal_title：International immunology

authors： Mori S,Sakamoto A,Yamashita K,Fujimura L,Arima M,Hatano M,Miyazaki M,Tokuhisa T

更新日期：2004-10-01 00:00:00

abstract：:The recent emergence of severe acute respiratory syndrome (SARS) was caused by a novel coronavirus, SARS-CoV. It spread rapidly to many countries and developing a SARS vaccine is now urgently required. In order to study the immunogenicity of UV-inactivated purified SARS-CoV virion as a vaccine candidate, we subcutaneo...

journal_title：International immunology

authors： Takasuka N,Fujii H,Takahashi Y,Kasai M,Morikawa S,Itamura S,Ishii K,Sakaguchi M,Ohnishi K,Ohshima M,Hashimoto S,Odagiri T,Tashiro M,Yoshikura H,Takemori T,Tsunetsugu-Yokota Y

更新日期：2004-10-01 00:00:00

abstract：:We asked herein whether functional dendritic-like cells could be generated from t(9;22) acute lymphoblastic leukemia (ALL) blasts. We first determined that the combination of interleukin (IL)-1beta, IL-3, IL-7, tumor necrosis factor-alpha, stem cell factor and CD40 ligand was optimal for generating dendritic-like cell...

journal_title：International immunology

authors： Lee J,Sait SN,Wetzler M

更新日期：2004-10-01 00:00:00

abstract：:T lymphocytes (pivotal in many inflammatory pathologies) are targets for glucocorticoid hormone (GC). How TCR-mediated activation and GC signaling via glucocorticoid receptor (GR) impact on T-cell fates is not fully defined. We delineated here the expression of a recently identified glucocorticoid-induced TNF receptor...

journal_title：International immunology

authors： Zhan Y,Funda DP,Every AL,Fundova P,Purton JF,Liddicoat DR,Cole TJ,Godfrey DI,Brady JL,Mannering SI,Harrison LC,Lew AM

更新日期：2004-09-01 00:00:00

abstract：:Lymphocyte homing to lymph nodes is regulated by transient but specific interactions between lymphocytes and high endothelial venules (HEVs), the initial phase of which is mainly governed by the leukocyte adhesion molecule L-selectin, which recognizes sulfated and sialylated O-linked oligosaccharides displayed on sial...

journal_title：International immunology

authors： Kanda H,Tanaka T,Matsumoto M,Umemoto E,Ebisuno Y,Kinoshita M,Noda M,Kannagi R,Hirata T,Murai T,Fukuda M,Miyasaka M

更新日期：2004-09-01 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：:To develop a comprehensive catalogue of phenotypic and functional parameters of human CD4(+) T cell differentiation stages, we have performed microarray gene expression profiling on subpopulations of human thymocytes and circulating naive CD4(+) T cells, including CD3(-)CD4(+)CD8(-) intrathymic T progenitor cells, CD3...

journal_title：International immunology

authors： Lee MS,Hanspers K,Barker CS,Korn AP,McCune JM

更新日期：2004-08-01 00:00:00

abstract：:Naturally arising CD25(+)CD4(+) regulatory T (T(R)) cells can be exploited to establish immunologic tolerance to non-self antigens. In vivo exposure of CD25(+)CD4(+) T cells from normal naive mice to alloantigen in a T cell-deficient environment elicited spontaneous expansion of alloantigen-specific CD25(+)CD4(+) T(R)...

journal_title：International immunology

authors： Nishimura E,Sakihama T,Setoguchi R,Tanaka K,Sakaguchi S

更新日期：2004-08-01 00:00:00

abstract：:Dendritic cells (DC) are professional antigen-presenting cells that play a central role in the control of immunity. Mature DC are characterized by high expression levels of MHC and co-stimulatory molecules, and by the secretion of IL-12, a key cytokine for the priming of cytotoxic T lymphocytes. Here, we have compared...

journal_title：International immunology

authors： Rouas R,Lewalle P,El Ouriaghli F,Nowak B,Duvillier H,Martiat P

更新日期：2004-05-01 00:00:00

abstract：:To investigate the involvement of retinoic acid receptor (RAR)-alpha in allograft rejection, we investigated the effect of a novel selective agonist to the receptor, ER-38925, in a mouse cardiac allograft model. Prophylactic treatment with ER-38925 inhibited the acute rejection of the mouse cardiac allograft (BALB/c -...

journal_title：International immunology

authors： Seino K,Yamauchi T,Shikata K,Kobayashi S,Nagai M,Taniguchi M,Fukao K

更新日期：2004-05-01 00:00:00

abstract：:Effective vaccination using in vitro peptide-loaded heat-shock proteins (HSP), tumor-derived HSP and HSP fusion proteins has been shown in viral, parasite and tumor model systems. We demonstrate protective DNA vaccination using gp96-peptide fusion proteins against the intracellular bacterial pathogen Listeria monocyto...

journal_title：International immunology

authors： Rapp UK,Kaufmann SH

更新日期：2004-04-01 00:00:00

abstract：:The B cell-activating factor from the tumor necrosis factor family (BAFF) is an important regulator of B cell immunity. Recently, we demonstrated that recombinant BAFF also provides a co-stimulatory signal to T cells. Here, we studied expression of BAFF in peripheral blood leukocytes and correlated this expression wit...

journal_title：International immunology

authors： Huard B,Arlettaz L,Ambrose C,Kindler V,Mauri D,Roosnek E,Tschopp J,Schneider P,French LE

更新日期：2004-03-01 00:00:00

abstract：:CD25(+)CD4(+) regulatory T cells inhibit the activation of autoreactive T cells in vitro and in vivo, and suppress organ-specific autoimmune diseases. The mechanism of CD25(+)CD4(+) T cells in the regulation of experimental autoimmune encephalomyelitis (EAE) is poorly understood. To assess the role of CD25(+)CD4(+) T ...

journal_title：International immunology

authors： Zhang X,Koldzic DN,Izikson L,Reddy J,Nazareno RF,Sakaguchi S,Kuchroo VK,Weiner HL

更新日期：2004-02-01 00:00:00

abstract：:CD18-deficient PL/J mice develop dermatitis characterized by hyperkeratosis, and a mixed dermal and epidermal inflammatory infiltrate. The development of this disease requires low-level CD18 expression and at least two PL/J loci. Currently, the mechanisms by which decreased beta(2) integrin expression on leukocytes pr...

journal_title：International immunology

authors： Barlow SC,Xu H,Weaver CT,Lindsey JR,Schoeb TR,Bullard DC

更新日期：2004-02-01 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：: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：: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：: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：:IgE plus antigen-stimulated mast cells degranulate, synthesize leukotrienes and secrete cytokines. According to the coalescence model this process is initiated in specific membrane compartments termed rafts. There, enhanced levels of glycosphingolipids and cholesterol stabilize the interaction of FcepsilonRI and Lyn, ...

journal_title：International immunology

authors： Baumruker T,Csonga R,Pursch E,Pfeffer A,Urtz N,Sutton S,Bofill-Cardona E,Cooke M,Prieschl E

更新日期：2003-10-01 00:00:00

abstract：:To investigate the role of the Toll-like receptor (TLR) family in host defense against Toxoplasma gondii, we infected TLR2-, TLR4- and MyD88-deficient mice with the avirulent cyst-forming Fukaya strain of T. gondii. All TLR2- and MyD88-deficient mice died within 8 days, whereas all TLR4-deficient and wild-type mice su...

journal_title：International immunology

authors： Mun HS,Aosai F,Norose K,Chen M,Piao LX,Takeuchi O,Akira S,Ishikura H,Yano A

更新日期：2003-09-01 00:00:00

abstract：:Previously we have described the role of two 14mer peptides in autoimmune uveitis, PDSAg from the retinal autoantigen S-antigen (S-Ag) and B27PD from the sequence of disease-associated HLA-B molecules, which show antigenic mimicry. The retinal peptide gave rise to severe uveitis in the Lewis rat model of experimental ...

journal_title：International immunology

authors： Wildner G,Diedrichs-Möhring M

更新日期：2003-08-01 00:00:00