IL-23R and TCR signaling drives the generation of neonatal Vgamma9Vdelta2 T cells expressing high levels of cytotoxic mediators and producing IFN-gamma and IL-17.

abstract：:T cell Ig and mucin domain-containing molecule 3 (Tim-3) has been found to play important roles in autoimmune diseases, but whether Tim-3-mediated engulfment of apoptotic cells is involved in systemic lupus erythematosus (SLE) remains to be elucidated. In this study, we verified the role of human Tim-3 (hTim-3) as the...

journal_title：Journal of leukocyte biology

authors： Zhao D,Guo M,Liu B,Lin Q,Xie T,Zhang Q,Jia X,Shu Q,Liang X,Gao L,Ma C

更新日期：2017-12-01 00:00:00

abstract：:M-CSF and GM-CSF are mediators involved in regulating the numbers and function of macrophage lineage populations and have been shown to contribute to macrophage heterogeneity. Type I IFN is an important mediator produced by macrophages and can have profound regulatory effects on their properties. In this study, we com...

journal_title：Journal of leukocyte biology

authors： Fleetwood AJ,Dinh H,Cook AD,Hertzog PJ,Hamilton JA

更新日期：2009-08-01 00:00:00

abstract：:We show that interleukin-18 is constitutively produced by dendritic cells; synthesis and secretion are poorly affected by maturative stimuli. Challenge of dendritic cells with autologous anti-tetanus toxoid T lymphocytes results in a secretory switch, with induction of secretion of biologically active interleukin-18 a...

journal_title：Journal of leukocyte biology

authors： Gardella S,Andrei C,Costigliolo S,Poggi A,Zocchi MR,Rubartelli A

更新日期：1999-08-01 00:00:00

abstract：:There are conflicting data on the effect of bacterial lipopolysaccharides (LPS) on the function of human neutrophils. The present study was designed to examine the relationship between chemical composition and the modulatory effect of LPS on human neutrophil function. LPS was extracted from five strains of Pseudomonas...

journal_title：Journal of leukocyte biology

authors： Kharazmi A,Fomsgaard A,Conrad RS,Galanos C,Høiby N

更新日期：1991-01-01 00:00:00

abstract：:Treatment of mice with a monoclonal antibody (mAb) designated NIMP-R10, directed against the CD11b polypeptide of the CD18/CD11b heterodimeric type 3 complement receptor (CR3), exacerbates listeriosis by preventing myelomonocytic cells from focusing at sites of infected hepatocytes in the liver. Under these conditions...

journal_title：Journal of leukocyte biology

authors： Conlan JW,North RJ

更新日期：1992-07-01 00:00:00

abstract：:Fluoroquinolones have immunomodulatory properties and interfere with cytokine production. The aim of this study was to characterize the extent of the superinduced mRNA levels in activated human lymphocytes incubated with ciprofloxacin (5 and 80 micro g/ml) using a cytokine gene expression microarray from R and D Syste...

journal_title：Journal of leukocyte biology

authors： Eriksson E,Forsgren A,Riesbeck K

更新日期：2003-09-01 00:00:00

abstract：:Prion diseases are characterized by conversion of the cellular prion protein (PrP(C)) to a protease-resistant conformer, the srapie form of PrP (PrP(Sc)). Humoral immune responses to nondenatured forms of PrP(Sc) have never been fully characterized. We investigated whether production of antibodies to PrP(Sc) could occ...

journal_title：Journal of leukocyte biology

authors： Spinner DS,Kascsak RB,Lafauci G,Meeker HC,Ye X,Flory MJ,Kim JI,Schuller-Levis GB,Levis WR,Wisniewski T,Carp RI,Kascsak RJ

更新日期：2007-06-01 00:00:00

abstract：:The aim of this study was to test the hypothesis whether MERTK, which is up-regulated in human DCs treated with immunosuppressive agents, is directly involved in modulating T cell activation. MERTK is a member of the TAM family and contributes to regulating innate immune response to ACs by inhibiting DC activation in ...

journal_title：Journal of leukocyte biology

authors： Cabezón R,Carrera-Silva EA,Flórez-Grau G,Errasti AE,Calderón-Gómez E,Lozano JJ,España C,Ricart E,Panés J,Rothlin CV,Benítez-Ribas D

更新日期：2015-04-01 00:00:00

abstract：:Maintenance of blood DC homeostasis is essential to preventing autoimmunity while controlling chronic infection. However, the ability of bacteremic pathogens to directly regulate blood DC homeostasis has not been defined. One such bacteremic pathogen, Porphyromonas gingivalis, is shown by our group to survive within m...

journal_title：Journal of leukocyte biology

authors： Miles B,Scisci E,Carrion J,Sabino GJ,Genco CA,Cutler CW

更新日期：2013-08-01 00:00:00

abstract：:PI(3)Kγ is thought to mediate leukocyte migration to injured tissues and may be important in the pathogenesis of various T-lymphocyte-dependent pathologies, including autoimmune and inflammatory diseases. The present study evaluated the relevance of PI(3)Kγ in donor cells for the pathogenesis of acute GVHD using a mod...

journal_title：Journal of leukocyte biology

authors： Castor MG,Rezende BM,Bernardes PT,Vieira AT,Vieira EL,Arantes RM,Souza DG,Silva TA,Teixeira MM,Pinho V

更新日期：2011-06-01 00:00:00

abstract：:An in vitro system allowing the culture of ovine bone marrow-derived macrophages (BMMs) is described. Bone marrow (BM) cells from the sternum of 4- to 9-month-old sheep were cultured in liquid suspension in hydrophobic bags with medium containing 20% autologous serum and 20% fetal calf serum (FCS). Cells with macropha...

journal_title：Journal of leukocyte biology

authors： Francey T,Jungi TW,Rey O,Peterhans E

更新日期：1992-06-01 00:00:00

abstract：:Apoptotic loss of CD4+ T cells has been proposed as a mechanism of T cell depletion in human immunodeficiency virus (HIV) infections resulting in immunodeficiency. The Env glycoprotein has been implicated in apoptosis of uninfected bystander cells via gp120 binding to CD4/CXC chemokine receptor 4 as well as the fusion...

journal_title：Journal of leukocyte biology

authors： Garg H,Blumenthal R

更新日期：2006-02-01 00:00:00

abstract：:TLRs act as sentinels in professional immune cells to detect and initiate the innate immune response to pathogen challenge. TLR4 is a widely expressed TLR, responsible for initiating potent immune responses to LPS. TRAM acts to bridge TLR4 with TRIF, orchestrating the inflammatory response to pathogen challenge. We ha...

journal_title：Journal of leukocyte biology

authors： Verstak B,Stack J,Ve T,Mangan M,Hjerrild K,Jeon J,Stahl R,Latz E,Gay N,Kobe B,Bowie AG,Mansell A

更新日期：2014-09-01 00:00:00

abstract：:To test whether reduced immune responsiveness in early life may be related to the immaturity of neonatal antigen-presenting cells, we comparatively assessed the phenotypic and functional characteristics of dendritic epidermal leukocytes (DEL) and epidermal Langerhans cells (LC) in newborn (NB) and adult mice, respecti...

journal_title：Journal of leukocyte biology

authors： Chang-Rodriguez S,Ecker R,Stingl G,Elbe-Bürger A

更新日期：2004-09-01 00:00:00

abstract：:Group B streptococcal (GBS) infections are associated with high morbidity and mortality. The molecular pathways mediating the pathophysiological events in GBS infection are not fully delineated. Cyclooxygenases (COX) are the enzymes that convert arachidonate to active eicosanoids. To identify the effects of GBS on eic...

journal_title：Journal of leukocyte biology

authors： Maloney CG,Thompson SD,Hill HR,Bohnsack JF,McIntyre TM,Zimmerman GA

更新日期：2000-05-01 00:00:00

abstract：:Neutrophil-induced damage to the protective epithelium has been implicated in mucosal disorders associated with hypoxia, and such damage may be initiated by epithelial-derived chemokines. Because chemokines can bind to membrane proteoglycans, we hypothesized that chemokines may associate with epithelial surfaces and a...

journal_title：Journal of leukocyte biology

authors： Furuta GT,Dzus AL,Taylor CT,Colgan SP

更新日期：2000-08-01 00:00:00

abstract：:Impairments in the respiratory burst and stimulus-response coupling were studied with respect to the increased rate of cell replication that occurred in HL60 cells during repetitive passages in cell culture. During a 45-week period of culture, HL60 cells developed a progressive increase in rate of replication. Concomi...

journal_title：Journal of leukocyte biology

authors： Hadjokas N,Bayer C,Nielson CP

更新日期：1992-08-01 00:00:00

abstract：:An acute inflammatory response requires that circulating monocytes bind to and migrate across the endothelium of the vessel wall to gain access to inflamed sites. Various mediators of inflammation--cytokines and chemoattractants--have been shown to initiate and regulate the margination and extravasation of monocytes. ...

journal_title：Journal of leukocyte biology

authors： Beekhuizen H,van Furth R

更新日期：1993-10-01 00:00:00

abstract：:The peritoneal cavity of the mouse is a major source of connective tissue-type mast cells (CTMCs). Flow cytometric analysis using biotinylated recombinant murine mast cell growth factor (rMuMGF) showed that 1 to 3% of the cells in the peritoneal cavity exhibited MGF receptor (MGFR) (or c-kit). CTMCs were the only cell...

journal_title：Journal of leukocyte biology

authors： Chen B,Scheding S,Nakeff A,Ruan Q

更新日期：1994-05-01 00:00:00

abstract：:We have shown previously that ulcerogenic (type I) strains of Helicobacter pylori (Hp) retard their entry into macrophages. However, the signaling pathways that regulate Hp phagocytosis are largely undefined. We show here that Hp strongly activated class IA phosphoinositide3-kinases (PI3Ks) in macrophages, coincident ...

journal_title：Journal of leukocyte biology

authors： Allen LA,Allgood JA,Han X,Wittine LM

更新日期：2005-07-01 00:00:00

abstract：:TLR agonists such as LPS and poly(I:C) induce expression of type I IFNs, such as IFN-α and -β, by macrophages. To examine the role of IFN-β in the induction of ISGs by LPS, we compared the ability of LPS to induce ISGF3 activity and ISG expression in bone marrow-derived macrophages from WT and Ifnb1(-/-) mice. We foun...

journal_title：Journal of leukocyte biology

authors： Sheikh F,Dickensheets H,Gamero AM,Vogel SN,Donnelly RP

更新日期：2014-10-01 00:00:00

abstract：:Immunosuppression is currently the treatment of choice to attenuate the chronic deterioration of tissue function as a result of the effector mechanisms of the immunological response in transplant rejection and autoimmune diseases. However, global immunosuppression greatly increases the risk of acquiring life-threateni...

journal_title：Journal of leukocyte biology

authors： del Rio ML,Lucas CL,Buhler L,Rayat G,Rodriguez-Barbosa JI

更新日期：2010-02-01 00:00:00

abstract：:Elderly humans are more susceptible to bacterial infections because of declining immune status. We have investigated the effect of aging on neutrophil bactericidal responses, comparing neutrophil function in healthy, young (23-35 years) and elderly (>65 years) volunteers. Superoxide generation in response to fMLP was ...

journal_title：Journal of leukocyte biology

authors： Butcher SK,Chahal H,Nayak L,Sinclair A,Henriquez NV,Sapey E,O'Mahony D,Lord JM

更新日期：2001-12-01 00:00:00

abstract：:We identified fresh human leukocytes as an abundant source of the candidate epithelial tumor suppressor gene, Ecrg4, an epigenetically regulated gene, which unlike other tumor suppressor genes, encodes an orphan-secreted, ligand-like protein. In human cell lines, Ecrg4 gene expression was low, Ecrg4 protein undetectab...

journal_title：Journal of leukocyte biology

authors： Baird A,Coimbra R,Dang X,Lopez N,Lee J,Krzyzaniak M,Winfield R,Potenza B,Eliceiri BP

更新日期：2012-05-01 00:00:00

abstract：:We tested several of the functions of macrophages (M phi) in the early phase after allogeneic bone marrow transfer to get information about this important aspect of the nonspecific immune system in the T-cell-deficient recipient. On days 3-5 after transfer, the number of M phi was reduced in the spleen, liver, lungs, ...

journal_title：Journal of leukocyte biology

authors： Roesler J,Baccarini M,Vogt B,Lohmann-Matthes ML

更新日期：1989-08-01 00:00:00

abstract：:Recently identified, angiopoietin-1 (Ang1) and -2 (Ang2) bind to the tyrosine kinase receptor Tie2 and contribute to orchestrate blood vessel formation during angiogenesis. Ang1 mediates vessel maturation and integrity by favoring the recruitment of pericytes and smooth muscle cells. Ang2, initially identified as a Ti...

journal_title：Journal of leukocyte biology

authors： Maliba R,Brkovic A,Neagoe PE,Villeneuve LR,Sirois MG

更新日期：2008-02-01 00:00:00

abstract：:ARDS is a severe form of lung injury characterized by increased permeability of the alveolar capillary membrane, diffuse alveolar damage, the accumulation of proteinaceous interstitial and intra-alveolar edema, and the presence of hyaline membranes. These pathological changes are accompanied by physiological alteratio...

journal_title：Journal of leukocyte biology

authors： Boé DM,Vandivier RW,Burnham EL,Moss M

更新日期：2009-11-01 00:00:00

abstract：:Reactive oxygen metabolites (ROMs) have been implicated in the pathogenesis of the inflammatory response to ischemia/reperfusion (I/R), which is exacerbated in diabetes. This study revealed an increased (P < 0.01) ROMs production in mesenteric tissue (measured using the oxidant-sensitive fluorochrome dihydrorhodamine ...

journal_title：Journal of leukocyte biology

authors： Salas A,Panés J,Elizalde JI,Granger DN,Piqué JM

更新日期：1999-07-01 00:00:00

abstract：:In vivo, dendritic cells (DC) form a network comprising different populations. In particular, Langerhans cells (LC) appear as a unique population of cells dependent on transforming growth factor beta(TGF-beta) for its development. In this study, we show that endogenous TGF-beta is required for the development of both ...

journal_title：Journal of leukocyte biology

authors： Caux C,Massacrier C,Dubois B,Valladeau J,Dezutter-Dambuyant C,Durand I,Schmitt D,Saeland S

更新日期：1999-11-01 00:00:00

abstract：:To understand the modulation and the behavior of glycocalyx elements during adhesion, we explored one of its components, the CD43 molecule, on human monocytic THP-1 cells exposed to cytokine stimulation and its redistribution during heterotypic adhesion to opsonized erythrocytes. First we demonstrated by immunofluores...

journal_title：Journal of leukocyte biology

authors： Soler M,Merant C,Servant C,Fraterno M,Allasia C,Lissitzky JC,Bongrand P,Foa C

更新日期：1997-05-01 00:00:00