abstract：:Leukocyte diapedesis is a chemotactic multistep process that requires optimal chemoattractant presentation by the endothelial barrier. Recent studies have described a critical role for heparan sulfate glycosaminoglycans (HSGAGs) in the presentation and functions of chemokines essential for lymphocyte interactions with...

journal_title：International immunology

authors： Stoler-Barak L,Barzilai S,Zauberman A,Alon R

更新日期：2014-06-01 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：:Sphingosine 1-phosphate (S1P) and S1P receptor 1 (S1P1) play an important role in the egress of mature CD4 or CD8 single-positive (SP) thymocytes from the thymus. Fingolimod hydrochloride (FTY720), an S1P1 functional antagonist, induced significant accumulation of CD62L(high)CD69(low) mature SP thymocytes in the thymi...

journal_title：International immunology

authors： Maeda Y,Yagi H,Takemoto K,Utsumi H,Fukunari A,Sugahara K,Masuko T,Chiba K

更新日期：2014-05-01 00:00:00

abstract：:Tyrosine kinase 2 (Tyk2), a member of the Jak kinase family, mediates signals triggered by various cytokines, which are related to the pathogenesis of psoriasis. In this study, we investigated the role of Tyk2 in IL-23-induced psoriasis-like skin inflammation. Tyk2(-/-) mice when injected with IL-23 showed significant...

journal_title：International immunology

authors： Ishizaki M,Muromoto R,Akimoto T,Sekine Y,Kon S,Diwan M,Maeda H,Togi S,Shimoda K,Oritani K,Matsuda T

更新日期：2014-05-01 00:00:00

abstract：:The signaling lymphocytic activation molecule (SLAM) receptor-associated adaptor Ewing's sarcoma-associated transcript-2 (EAT-2) is primarily expressed in innate immune cells including dendritic cells (DCs), macrophages and NK cells. A recent human HIV vaccine study confirmed that EAT-2 expression was associated with ...

journal_title：International immunology

authors： Aldhamen YA,Seregin SS,Aylsworth CF,Godbehere S,Amalfitano A

更新日期：2014-05-01 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：:Behçet's syndrome (BS) is a systemic inflammatory disorder with unknown etiology. Features of both innate and adaptive immunity have been claimed in the pathogenesis of BS. To test the possible dysregulation of the NLRP3/cryopyrin (Nod-like receptor with a pyrin domain 3) inflammasome, as a result of mutation(s), we p...

journal_title：International immunology

authors： Yüksel Ş,Eren E,Hatemi G,Sahillioğlu AC,Gültekin Y,Demiröz D,Akdiş C,Fresko İ,Özören N

更新日期：2014-02-01 00:00:00

abstract：:In humans, the thymus is the primary lymphoid organ able to support the development of T cells through its three-dimensional (3D) organization of the thymic stromal cells. Since a remarkable number of similarities are shared between the thymic epithelial cells (TECs) and skin-derived keratinocytes and fibroblasts, in ...

journal_title：International immunology

authors： Palamaro L,Guarino V,Scalia G,Antonini D,De Falco L,Bianchino G,Fusco A,Romano R,Grieco V,Missero C,Del Vecchio L,Ambrosio L,Pignata C

更新日期：2013-12-01 00:00:00

abstract：:IL-7 is a required factor for T-cell homeostasis. Because of low expression levels and poor reagent availability, the cellular sources of IL-7 have proven challenging to characterize. In this study, we describe a reporter mouse in which enhanced GFP is expressed from the endogenous Il7 locus. We show that IL-7 is prod...

journal_title：International immunology

authors： Miller CN,Hartigan-O'Connor DJ,Lee MS,Laidlaw G,Cornelissen IP,Matloubian M,Coughlin SR,McDonald DM,McCune JM

更新日期：2013-08-01 00:00:00

abstract：:Pathogenic intracellular bacteria often hijack macrophages for their propagation. The infected macrophages release IL-1β and IL-18 and simultaneously commit suicide, which is called pyroptosis; both responses require caspase-1. Here, we found that pyroptotic cells induced by microbial infection were efficiently engulf...

journal_title：International immunology

authors： Wang Q,Imamura R,Motani K,Kushiyama H,Nagata S,Suda T

更新日期：2013-06-01 00:00:00

abstract：:Fas (CD95) is a cell surface death receptor belonging to the tumor necrosis factor receptor superfamily, which mediates apoptosis-inducing signaling when activated by Fas ligand or its agonistic antibody. lpr mice with a loss of apoptosis-inducing function mutation in the Fas gene develop systemic autoimmune disease a...

journal_title：International immunology

authors： Takahashi S,Futatsugi-Yumikura S,Fukuoka A,Yoshimoto T,Nakanishi K,Yonehara S

更新日期：2013-05-01 00:00:00

abstract：:T(h)17 cells, an inflammatory T helper cell subset, are involved in the pathogenesis of various inflammatory, autoimmune and allergic diseases. Recent evidence supports the idea that immune cell functions and the inflammatory response are finely regulated by various physiological substances. Calcitonin gene-related pe...

journal_title：International immunology

authors： Mikami N,Watanabe K,Hashimoto N,Miyagi Y,Sueda K,Fukada S,Yamamoto H,Tsujikawa K

更新日期：2012-11-01 00:00:00

abstract：:CD161(++)IL-18Rα(+)CD8(+) human T cells have recently been identified as a new subset of memory cells but their exact role remains unclear. CD161(++)IL-18Rα(+)CD8(+), mucosal-associated invariant T cells express a semi-invariant TCR Vα7.2-Jα33, which recognizes the MHC-related protein 1. On the basis of properties inc...

journal_title：International immunology

authors： Havenith SH,Yong SL,Henson SM,Piet B,Idu MM,Koch SD,Jonkers RE,Kragten NA,Akbar AN,van Lier RA,ten Berge IJ

更新日期：2012-10-01 00:00:00

abstract：:The anti-CD20 chimeric monoclonal antibody rituximab mediates cytotoxicity in malignant B cells via multiple mechanisms, including complement-dependent cytotoxicity (CDC), antibody-dependent cellular cytotoxicity (ADCC) and direct induction of apoptosis. To optimize treatment of non-Hodgkin's lymphoma, a fuller unders...

journal_title：International immunology

authors： Mishima Y,Terui Y,Mishima Y,Kuniyoshi R,Matsusaka S,Mikuniya M,Kojima K,Hatake K

更新日期：2012-08-01 00:00:00

abstract：:Mounting evidence has demonstrated that NOD-Shi/scid/γc(null) (NOG) mice are one of the most suitable mouse strains for humanized mouse technologies, in which various human cells or tissues can be engrafted without rejection and autonomously maintained. We have characterized and analyzed various features of the human ...

journal_title：International immunology

authors： Suzuki M,Takahashi T,Katano I,Ito R,Ito M,Harigae H,Ishii N,Sugamura K

更新日期：2012-04-01 00:00:00

abstract：:In order to develop predictive markers for a beneficial humoral immune response, we evaluated the in vivo and in vitro response to the pandemic (p)H1N1 vaccine in young and elderly individuals. We measured serum antibody response and associated this with the in vitro B-cell response to the vaccine, measured by activat...

journal_title：International immunology

authors： Frasca D,Diaz A,Romero M,Phillips M,Mendez NV,Landin AM,Blomberg BB

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND:The pathogenesis of inflammatory skin disease involves the release of cytokines from keratinocytes, and one of these, IL-1β, has been previously implicated in inflammatory skin disease. T(h)17 cells, a subset of T(h) cells involved in autoimmunity and inflammation, possess IL-1β receptors and secrete cytokin...

journal_title：International immunology

authors： Cho KA,Suh JW,Lee KH,Kang JL,Woo SY

更新日期：2012-03-01 00:00:00

abstract：:Tyrosine kinase-2 (Tyk2) participates in the signaling pathways of multiple cytokines in innate and acquired immunity. In the present study, we investigated the in vivo involvement of Tyk2 in anti-type II collagen antibody-induced arthritis (CAIA) using Tyk2-deficient mice. Hind paws of wild-type mice showed massive s...

journal_title：International immunology

authors： Ishizaki M,Muromoto R,Akimoto T,Ohshiro Y,Takahashi M,Sekine Y,Maeda H,Shimoda K,Oritani K,Matsuda T

更新日期：2011-09-01 00:00:00

abstract：:M cells are responsible for uptake of mucosal antigens in Peyer's patches (PPs). Differentiation of M cells is thought to be induced by interactions between follicle-associated epithelium and PP cells; however, it remains elusive what types of immune cells function as M-cell inducers. Here, we attempted to identify th...

journal_title：International immunology

authors： Ebisawa M,Hase K,Takahashi D,Kitamura H,Knoop KA,Williams IR,Ohno H

更新日期：2011-04-01 00:00:00

abstract：:Long-term side effects may represent a relevant burden of antiretroviral treatment (ART) in HIV-infected patients with good CD4 immune reconstitution over extended time spans. CD4-guided treatment interruption (TI) has been evaluated to address this point and may result in a wide spectrum of time off ART in different ...

journal_title：International immunology

authors： Bozzano F,Nasi M,Bertoncelli L,Nemes E,Prati F,Marras F,Mussini C,Moretta L,Cossarizza A,De Maria A

更新日期：2011-02-01 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：:T-cell immune responses are critical for protection of the host and for disease pathogenesis during infection with Plasmodium species. We examined the regulation of CD4(+) T-cell cytokine responses during infection with Plasmodium berghei ANKA (PbA). CD4(+) T cells from PbA-infected mice produced IFN-γ, IL-4 and IL-10...

journal_title：International immunology

authors： Kimura D,Miyakoda M,Honma K,Shibata Y,Yuda M,Chinzei Y,Yui K

更新日期：2010-12-01 00:00:00

abstract：:It is increasingly evident that neutrophils are able to cross-talk with other leukocytes to shape ongoing inflammatory and immune responses. In this study, we analyzed whether human NK cells may influence the survival and activation of neutrophils under co-culture conditions. We report that NK cells exposed to either ...

journal_title：International immunology

authors： Costantini C,Micheletti A,Calzetti F,Perbellini O,Pizzolo G,Cassatella MA

更新日期：2010-10-01 00:00:00

abstract：:MicroRNAs 125a and 125b are predicted to be able to bind to the B lymphocyte-induced maturation protein-1 (BLIMP-1) and IFN regulatory protein-4 (IRF-4) transcription factors, which are essential for plasma cell differentiation. A computational survey of the human and mouse genomes revealed that miR-125a and miR-125b ...

journal_title：International immunology

authors： Gururajan M,Haga CL,Das S,Leu CM,Hodson D,Josson S,Turner M,Cooper MD

更新日期：2010-07-01 00:00:00

abstract：:Recent studies have revealed a role for basophils as antigen-presenting cells that preferentially induce T(h)2 cells in response to complexes of antigen plus antigen-specific IgE, to protease allergens or to helminthic parasites in vitro and in vivo through the production of 'early IL-4' and the presentation to CD4(+)...

journal_title：International immunology

authors： Yoshimoto T

更新日期：2010-07-01 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：: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

abstract：:Dendritic cells (DCs) are responsible for the initiation of immune responses. Our study demonstrates a new pathway for generating a large quantity of stimulatory monocyte-derived DCs (Mo-DCs) from human monocytes using anti-4-1BB ligand (4-1BBL) mAb to trigger reverse signaling. The anti-4-1BBL-driven Mo-DCs (DCs(alph...

journal_title：International immunology

authors： Ju S,Ju S,Ge Y,Qiu H,Lu B,Qiu Y,Fu J,Liu G,Wang Q,Hu Y,Shu Y,Zhang X

更新日期：2009-10-01 00:00:00

abstract：:Virus-like particles are a highly effective type of subunit vaccine that mimics the overall structure of virus particles without containing infectious genetic material. In this work, a particulate form of the recombinant capsid protein from dengue-2 was evaluated in mice to determine the level of protection against vi...

journal_title：International immunology

authors： Gil L,López C,Lazo L,Valdés I,Marcos E,Alonso R,Gambe A,Martín J,Romero Y,Guzmán MG,Guillén G,Hermida L

更新日期：2009-10-01 00:00:00

abstract：:In this study, we explored the potential of human naive CD4(+) T cells to acquire regulatory properties upon stimulation. We demonstrated that, in vitro, pre-activated naive CD4(+)CD25(-)CD45RA(+) T cells could become anergic and suppressive CD4(+)CD25(+) T cells upon lower intensity TCR stimulation. These CD4(+)CD25(...

journal_title：International immunology

authors： Noël G,Brinster C,Semana G,Bruniquel D

更新日期：2009-09-01 00:00:00

abstract：:Chemokine receptors (CCRs) are important co-stimulatory molecules found on many blood cells and associated with various diseases. The expression and function of CCRs on mast cells has been quite controversial. In this study, we report for the first time that murine bone marrow-derived mast cells (BMMC) express messeng...

journal_title：International immunology

authors： Fifadara NH,Aye CC,Raghuwanshi SK,Richardson RM,Ono SJ

更新日期：2009-08-01 00:00:00

abstract：:Dendritic cells (DC) are key players in the initiation and modulation of adaptive immune responses due to their ability to acquire and present antigen and stimulate T cells. For the induction of effector T cell functions, antigen must be presented by activated DC. In this study, we have compared uptake of antigen by m...

journal_title：International immunology

authors： Tirapu I,Giquel B,Alexopoulou L,Uematsu S,Flavell R,Akira S,Diebold SS

更新日期：2009-07-01 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：:1,25-dihydroxyvitamin D(3) [1,25(OH)(2)D(3)] and the vitamin D receptor (VDR) are important regulators of autoimmunity. The effect of the VDR on the ability of mice to fight a primary or secondary infection has not been determined. Young and old VDR knockout (KO) mice were able to clear both primary and secondary infe...

journal_title：International immunology

authors： Bruce D,Whitcomb JP,August A,McDowell MA,Cantorna MT

更新日期：2009-02-01 00:00:00

abstract：:Signal transducer and activator of transcription-1 (STAT1) signaling mediate most biological functions of IFNalpha, IFNbeta and IFNgamma although recent studies indicate that IFNgamma can alter expression of several genes via a STAT1-independent pathway. STAT1 is critical for immunity against a variety of intracellula...

journal_title：International immunology

authors： Roth KM,Gunn JS,Lafuse W,Satoskar AR

更新日期：2009-01-01 00:00:00

abstract：:The human chymase (HC) is a major granule constituent of mast cells (MCs) residing in the connective tissue and the sub-mucosa. Although many potential substrates have been described for this important MC enzyme, its full range of in vivo substrates has most likely not yet been identified. A major step toward a better...

journal_title：International immunology

authors： Andersson MK,Enoksson M,Gallwitz M,Hellman L

更新日期：2009-01-01 00:00:00

abstract：:We have previously shown that the surface alphabeta T cell antigen receptor (TCR).CD3 complex borne by human CD4(+) and CD8(+) T lymphocytes can be distinguished using mAbs. Using two unrelated sets of antibodies, we have now extended this finding to the surface alphabetaTCR.CD3 of seven additional mammalian species (...

journal_title：International immunology

authors： Rossi NE,Reiné J,Pineda-Lezamit M,Pulgar M,Meza NW,Swamy M,Risueno R,Schamel WW,Bonay P,Fernández-Malavé E,Regueiro JR

更新日期：2008-10-01 00:00:00

abstract：:SKG mice, a newly established model of rheumatoid arthritis (RA), spontaneously develop autoimmune arthritis accompanying extra-articular manifestations, such as interstitial pneumonitis. To examine possible roles of T cells for mediating this systemic autoimmunity, we generated T cell clones from arthritic joints of ...

journal_title：International immunology

authors： Wakasa-Morimoto C,Toyosaki-Maeda T,Matsutani T,Yoshida R,Nakamura-Kikuoka S,Maeda-Tanimura M,Yoshitomi H,Hirota K,Hashimoto M,Masaki H,Fujii Y,Sakata T,Tsuruta Y,Suzuki R,Sakaguchi N,Sakaguchi S

更新日期：2008-10-01 00:00:00

abstract：:Non-obese diabetic (NOD) mice that are genetically deficient in either IFN-gamma or beta chain of the IFN-gammaR develop diabetes with similar kinetics to wild-type NOD mice. In the current study, we demonstrated that treatment of IFN-gamma signaling-deficient NOD mice with cyclophosphamide (CY) not only fails to indu...

journal_title：International immunology

authors： Mori Y,Kato T,Kodaka T,Kanagawa EM,Hori S,Kanagawa O

更新日期：2008-09-01 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