Nitric oxide induces murine thymocyte apoptosis by oxidative injury and a p53-dependent mechanism.

abstract：:Signaling through chemokine receptor, C-X-C chemokine receptor type 4 (CXCR4) regulates essential processes in normal physiology, including embryogenesis, tissue repair, angiogenesis, and trafficking of immune cells. Tumors co-opt many of these fundamental processes to directly stimulate proliferation, invasion, and m...

journal_title：Journal of leukocyte biology

authors： Luker GD,Yang J,Richmond A,Scala S,Festuccia C,Schottelius M,Wester HJ,Zimmermann J

更新日期：2020-10-26 00:00:00

abstract：:Increased concentrations of eicosanoids are found in synovial fluids (SF) from patients with rheumatoid arthritis (RA). SF polymorphonuclear leukocytes (PMN), which derive from peripheral blood, usually account for approximately 90% of the cells in RA SF. Since eicosanoid precursor fatty acids (FA) are liberated by ph...

journal_title：Journal of leukocyte biology

authors： Bomalaski JS,Clark MA,Douglas SD,Zurier RB

更新日期：1985-11-01 00:00:00

abstract：:In this study, we tested the effect of neutralizing Abs to different serotypes of E1-deleted Ad vectors on the immunogenicity of the homologous Ad vector or a vector derived from a heterologous serotype. Our results showed that, as expected, even low titers of passively transferred neutralizing Abs significantly reduc...

journal_title：Journal of leukocyte biology

authors： Small JC,Haut LH,Bian A,Ertl HC

更新日期：2014-11-01 00:00:00

abstract：:Leukocytes have been implicated to be involved in the pathogenesis of IgA nephropathy (IgAN). To clarify the precise molecular mechanism of recruitment and activation of leukocytes in the subgroups of IgAN, latent, acute, and chronic types, we studied monocyte chemotactic and activating factor (MCAF/MCP-1) and interle...

journal_title：Journal of leukocyte biology

authors： Yokoyama H,Wada T,Furuichi K,Segawa C,Shimizu M,Kobayashi K,Su S,Mukaida N,Matsushima K

更新日期：1998-04-01 00:00:00

abstract：:DCs orchestrate immune responses contributing to the pattern of response developed. In cancer, DCs may play a dysfunctional role in the induction of CD4(+)CD25(+)Foxp3(+) Tregs, contributing to immune evasion. We show here that Mo-DCs from breast cancer patients show an altered phenotype and induce preferentially Treg...

journal_title：Journal of leukocyte biology

authors： Ramos RN,Chin LS,Dos Santos AP,Bergami-Santos PC,Laginha F,Barbuto JA

更新日期：2012-09-01 00:00:00

abstract：:Precursors of dendritic cells (pre-DCs) arise in the bone marrow (BM), egress to the blood, and finally migrate to peripheral tissue, where they differentiate to conventional dendritic cells (cDCs). Upon their activation, antigen-bearing cDCs migrate from peripheral tissue to regional lymph nodes (LNs) in a manner dep...

journal_title：Journal of leukocyte biology

authors： Nakano H,Lyons-Cohen MR,Whitehead GS,Nakano K,Cook DN

更新日期：2017-05-01 00:00:00

abstract：:A murine anti-rat intercellular adhesion molecule 1 (ICAM-1) monoclonal antibody (mAb), 1A29, was used to investigate the importance of blood leukocyte-associated beta 2-integrin (CD11/CD18) vascular endothelium-associated ICAM-1 adhesive interactions in the reversed passive Arthus reaction (RPAR) in rats. An Arthus p...

journal_title：Journal of leukocyte biology

authors： Smith RJ,Chosay JG,Dunn CJ,Manning AM,Justen JM

更新日期：1996-03-01 00:00:00

abstract：:Immune exhaustion in T cells significantly impacts their ability to control malignancies and infections, and its discovery has led to revolutionary therapies for cancer in the form of checkpoint blockade. NK cells, like T cells, are lymphocytes that recognize virally infected and malignantly transformed cells. However...

journal_title：Journal of leukocyte biology

authors： Merino AM,Kim H,Miller JS,Cichocki F

更新日期：2020-10-01 00:00:00

abstract：:The toxicity of guanosine and deoxyguanosine in the presence or absence of the purine nucleoside phosphorylase inhibitor, 8-aminoguanosine, for malignant lymphoid cell lines and mitogen-stimulated peripheral blood lymphocytes has been studied. Deoxyguanosine inhibited the proliferation of lymphoid cells more strongly ...

journal_title：Journal of leukocyte biology

authors： van der Kraan PM,van Zandvoort PM,De Abreu RA,Bakkeren JA

更新日期：1988-07-01 00:00:00

abstract：:NK cells are members of the innate immunity and play a central role in the defense against viral infections and cancer development, but also contribute to triggering and shaping adaptive immune responses. Human NK cells may express MHC II and costimulatory molecules, including CD86, CD80, and OX40 ligand, which allows...

journal_title：Journal of leukocyte biology

authors： De Pelsmaeker S,Devriendt B,Leclercq G,Favoreel HW

更新日期：2018-01-01 00:00:00

abstract：:Macrophage activation by IFN-gamma results in a cascade of gene expression. To identify genes activated in mouse peritoneal macrophages by IFN-gamma, we created a cDNA subtraction library of IFN-gamma-induced genes. We have isolated from this subtraction library a novel cDNA clone, called Mg21, whose mRNA is absent in...

journal_title：Journal of leukocyte biology

authors： Lafuse WP,Brown D,Castle L,Zwilling BS

更新日期：1995-03-01 00:00:00

abstract：:Murine reconstitution assays were used to investigate the effects of recombinant human interleukin-7 (rhIL-7) on myeloid and lymphoid precursors and on bone marrow engraftment. Reconstitution with bone marrow from rhIL-7-treated mice results in a 3.4-fold decrease in total colony-forming unit-spleen (CFU-S) activity (...

journal_title：Journal of leukocyte biology

authors： Boerman OC,Gregorio TA,Grzegorzewski KJ,Faltynek CR,Kenny JJ,Wiltrout RH,Komschlies KL

更新日期：1995-08-01 00:00:00

abstract：:Newborns are highly susceptible to viral infections. We hypothesized that this susceptibility could be due to a dysregulated expression of innate virus-sensing receptors, i.e., TLR3, TLR7, TLR8, and TLR9 and the cytosolic receptors retinoic acid-inducible gene I, melanoma differentiation-associated protein 5, protein ...

journal_title：Journal of leukocyte biology

authors： Slavica L,Nordström I,Karlsson MN,Valadi H,Kacerovsky M,Jacobsson B,Eriksson K

更新日期：2013-11-01 00:00:00

abstract：:THP-1 cells are a monocyte-like cell line derived from a patient with acute monocytic leukemia and unlike other leukemic cell lines has a normal diploid karyotype. We have characterized Fc gamma R expression on this cell line by flow cytometry, radiolabeled IgG1 and monoclonal antibody (mAb) binding assays, and bioche...

journal_title：Journal of leukocyte biology

authors： Fleit HB,Kobasiuk CD

更新日期：1991-06-01 00:00:00

abstract：:We have shown previously that homotypic interaction of resting memory CD4 T cells with activated T cells induces the production of cytokines with immunoregulatory potential (IL-10, IL-4) from the former. Here, we analyzed the effector functions of these T cells stimulated by homotypic T cell interaction. T cells induc...

journal_title：Journal of leukocyte biology

authors： Thümmler K,Leipe J,Ramming A,Schulze-Koops H,Skapenko A

更新日期：2010-11-01 00:00:00

abstract：:Besides their growth-inhibiting and differentiation-inducing properties, retinoids have been shown to exert immunomodulatory and anti-inflammatory functions by mechanisms that are not well understood. Tumor necrosis factor-alpha (TNF), a cytokine produced by mononuclear phagocytes, has been shown to be an important me...

journal_title：Journal of leukocyte biology

authors： Mehta K,McQueen T,Tucker S,Pandita R,Aggarwal BB

更新日期：1994-03-01 00:00:00

abstract：:The effect of recombinant human interleukin-2 (IL-2) on tumor cell cycle kinetics was evaluated in rats bearing the Walker-256 carcinosarcoma. Seven days after implantation, tumor-bearing rats were infused intravenously with IL-2 at a dose of 500 mg/kg body weight or 5% dextrose for 6 h. Tumor cell mean DNA synthesis ...

journal_title：Journal of leukocyte biology

authors： Wan JM,Bistrian BR,Figoni MA,Istfan NW

更新日期：1994-02-01 00:00:00

abstract：:We investigated the ability of the sPLA(2), known as MT-III, isolated from the viperid snake Bothrops asper, to induce LB formation in macrophages and the major cellular signaling pathways involved in this process. The effects of MT-III on ADRP localization and expression and macrophage ultrastructure were assessed. O...

journal_title：Journal of leukocyte biology

authors： Leiguez E,Zuliani JP,Cianciarullo AM,Fernandes CM,Gutiérrez JM,Teixeira C

更新日期：2011-07-01 00:00:00

abstract：:The recognition of pathogen-associated molecular patterns by TLRs triggers the activation of innate and adaptive immune responses. Flagellin, the agonist of TLR5, is expressed by prokaryotes and eukaryotes, and DNA sequences containing unmethylated CpG dinucleotides, agonists of TLR9, are present essentially in prokar...

journal_title：Journal of leukocyte biology

authors： Merlo A,Calcaterra C,Mènard S,Balsari A

更新日期：2007-09-01 00:00:00

abstract：:Interleukin-10 (IL-10) is a potent anti-inflammatory cytokine with numerous immunomodulatory effects, including the inhibition of proinflammatory cytokine production. The mechanisms by which IL-10 exerts these effects still remain largely unknown. As there is evidence that suggests IL-10-mediated cytokine suppression ...

journal_title：Journal of leukocyte biology

authors： Williams L,Jarai G,Smith A,Finan P

更新日期：2002-10-01 00:00:00

abstract：:The effect of coupling C3bi to immunoglobulin G (IgG) immune complexes (IC) on their ability to produce protein tyrosine phosphorylation and activation of the mitogen-activated protein kinase (MAPK) and the Akt/protein kinase B (PKB) routes was assessed in human monocytes. Cross-linking Fc receptors for IgG activated ...

journal_title：Journal of leukocyte biology

authors： Trinidad AG,de la Puerta ML,Fernández N,Bayón Y,Crespo MS,Alonso A

更新日期：2006-05-01 00:00:00

abstract：:Extravasation of leukocytes is a crucial process in the immunological defense. In response to a local concentration of chemokines, circulating leukocytes adhere to and migrate across the vascular endothelium toward the inflamed tissue. The small guanosinetriphosphatase Rap1 plays an important role in the regulation of...

journal_title：Journal of leukocyte biology

authors： Lorenowicz MJ,van Gils J,de Boer M,Hordijk PL,Fernandez-Borja M

更新日期：2006-12-01 00:00:00

abstract：:Neutrophils showed a rapid and transient adhesion to immunoglobulin G (IgG)-coated plates compared with their adhesion to bovine serum albumin (BSA)-coated plates: the adhesion reached a peak after 15 min of incubation and then gradually returned to almost the basal state in 60 min. The addition of monomeric IgG or an...

journal_title：Journal of leukocyte biology

authors： Kusunoki T,Tsuruta S,Higashi H,Hosoi S,Hata D,Sugie K,Mayumi M,Mikawa H

更新日期：1994-06-01 00:00:00

abstract：:Viral recognition programs DCs to express Signal 3 molecules that promote the differentiation of effector CD8(+) T cells. Besides IL-12, another DC-derived IL-12 family member, IL-27, has been reported to contribute herein, but its specific role is not well understood. Here, we show that whereas IL-12 potently induces...

journal_title：Journal of leukocyte biology

authors： de Groot R,van Beelen AJ,Bakdash G,Taanman-Kueter EW,de Jong EC,Kapsenberg ML

更新日期：2012-09-01 00:00:00

abstract：:DC maturation and functions are influenced by microbial and environmental stimuli, which could contribute to immune dysfunction. Here, we have investigated the role of enterobacteria (Escherichia coli CBL2 and Shigella CBD8) isolated from CD patients, bifidobacteria (Bifidobacterium longum CECT 7347 and Bifidobacteriu...

journal_title：Journal of leukocyte biology

authors： De Palma G,Kamanova J,Cinova J,Olivares M,Drasarova H,Tuckova L,Sanz Y

更新日期：2012-11-01 00:00:00

abstract：:Rac2 is a hematopoietic-specific Rho-GTPase that plays a stimulus-specific role in regulating reduced nicotinamide adenine dinucleotide phosphate (NADPH) oxidase activation and other functional responses in neutrophils. In this study, rac2-/- neutrophils were shown to have significantly decreased NADPH oxidase activit...

journal_title：Journal of leukocyte biology

authors： Kim C,Dinauer MC

更新日期：2006-01-01 00:00:00

abstract：:Dynamic rearrangements of the actin cytoskeleton are crucial for the function of numerous cellular elements including T lymphocytes. They are required for migration of T lymphocytes through the body to scan for the presence of antigens, as well as for the formation and stabilization of the immunological synapse at the...

journal_title：Journal of leukocyte biology

authors： Samstag Y,Eibert SM,Klemke M,Wabnitz GH

更新日期：2003-01-01 00:00:00

abstract：:Most staphylococci produce short α-type PSMs and about twice as long β-type PSMs that are potent leukocyte attractants and toxins. PSMs are usually secreted with the N-terminal formyl group but are only weak agonists for the leukocyte FPR1. Instead, the FPR1-related FPR2 senses PSMs efficiently and is crucial for leuk...

journal_title：Journal of leukocyte biology

authors： Kretschmer D,Rautenberg M,Linke D,Peschel A

更新日期：2015-04-01 00:00:00

abstract：:TNF is a pleiotropic cytokine involved in a variety of inflammatory processes and immune responses. TNF effects are mediated via two distinct membrane receptors: TNFR1 and TNFR2. Investigations concerning regulation and function of TNFR2 revealed a novel TNFR2 isoform in human and mouse cells, termed icp75TNFR, with m...

journal_title：Journal of leukocyte biology

authors： Bäumel M,Lechner A,Hehlgans T,Männel DN

更新日期：2008-07-01 00:00:00

abstract：:We have previously reported that human neutrophils can be permeabilized with the cholesterol-complexing agent digitonin. These permeabilized cells can be induced to secrete lysosomal constituents when exposed to micromolar levels of free Ca2+, a process that is enhanced by certain guanine nucleotides. We examined the ...

journal_title：Journal of leukocyte biology

authors： Smolen JE,Stoehr SJ,Traynor AE,Sklar LA

更新日期：1987-01-01 00:00:00