Endotoxin tolerance in monocytes can be mitigated by α2-interferon.

abstract：:Human CD4+CD25+ regulatory T (T(R)) cells express the transcription factor forkhead box p3 (FOXP3) and have potent immunosuppressive properties. While naturally occurring T(R) cells develop in the thymus, adaptive T(R) cells develop in the periphery from naive CD4+ T cells. Adaptive T(R) cells may express cyclooxygena...

journal_title：Journal of leukocyte biology

authors： Mahic M,Yaqub S,Bryn T,Henjum K,Eide DM,Torgersen KM,Aandahl EM,Taskén K

更新日期：2008-05-01 00:00:00

abstract：:LPS induces dendritic cell (DC) activation, but the precise in vivo mechanism is unclear since DCs express low levels of TLR4. Here, it is shown that DCs can be activated in response to LPS through a bystander mechanism. This result was obtained using chimeric mice reconstituted with LPS-responsive and nonresponsive b...

journal_title：Journal of leukocyte biology

authors： Yadav R,Zammit DJ,Lefrancois L,Vella AT

更新日期：2006-12-01 00:00:00

abstract：:Multiple mechanisms are used by the human immunodeficiency virus type 1 (HIV-1) to interfere with host-cell immune effector functions. The 27-kD Nef protein has been shown to down-modulate specific genes of the major histocompatibility complex class I (MHC-I) on the surface of infected primary T cells, facilitating th...

journal_title：Journal of leukocyte biology

authors： Brown A,Gartner S,Kawano T,Benoit N,Cheng-Mayer C

更新日期：2005-09-01 00:00:00

abstract：:Mature macrophages, derived in vitro from bone marrow progenitors under the influence of either macrophage colony stimulating factor (CSF-1) or granulocyte-macrophage (GM)-CSF, have been shown to differ morphologically and functionally. The data presented in this report demonstrate that macrophages derived from bone m...

journal_title：Journal of leukocyte biology

authors： Falk LA,Vogel SN

更新日期：1990-07-01 00:00:00

abstract：:Healthy donors infused with high doses of glucocorticoids [GCs; methyl-prednisolone (MP); 500 mg/day for 3 days] suffer a selective depletion of the CD14(+)CD16(+) monocytes such that these cells are reduced by 95% on day 5. In vitro studies revealed that at 11 h of culture in the presence of 10(-)(5) M MP, no depleti...

journal_title：Journal of leukocyte biology

authors： Dayyani F,Belge KU,Frankenberger M,Mack M,Berki T,Ziegler-Heitbrock L

更新日期：2003-07-01 00:00:00

abstract：:We reported previously that N-myc downstream-regulated gene 2 (NDRG2), a member of a new family of differentiation-related genes, is expressed specifically in dendritic cells (DC) differentiated from monocytes, CD34(+) progenitor cells, and the myelomonocytic leukemic cell line. In this study, we demonstrate that NDRG...

journal_title：Journal of leukocyte biology

authors： Choi SC,Kim KD,Kim JT,Kim JW,Lee HG,Kim JM,Jang YS,Yoon DY,Kim KI,Yang Y,Cho DH,Lim JS

更新日期：2008-01-01 00:00:00

abstract：:We have characterized the beta-adrenergic receptor binding site and the beta-adrenergic cAMP response of the HL-60 cell. The hydrophilic ligand [3H]-(-)-CGP-12177 was specifically and reversibly bound to one single class of binding sites (Kd 220 pM and Bmax 1,970 sites/cell). The adrenergic agonists inhibited the spec...

journal_title：Journal of leukocyte biology

authors： Sager G,Bang BE,Pedersen M,Aarbakke J

更新日期：1988-07-01 00:00:00

abstract：:In this study, we examined the expression of nerve growth factor (NGF) and its receptors in mouse macrophages and the mechanisms involved in the effect of NGF on tumor necrosis factor (TNF)-alpha production. Macrophages expressed NGF and the NGF receptors TrkA and p75. Treatment of J744 cells or peritoneal macrophages...

journal_title：Journal of leukocyte biology

authors： Barouch R,Kazimirsky G,Appel E,Brodie C

更新日期：2001-06-01 00:00:00

abstract：:Inflammation-limiting nonsteroidal pain relievers magnify myocardial infarction (MI) incidences and increase re-admission events in heart failure (HF) patients. However, the molecular and cellular mechanism of this provocative adverse effect is unclear. Our goal was to determine whether carprofen (CAP) impedes splenic...

journal_title：Journal of leukocyte biology

authors： Halade GV,Kain V,Wright GM,Jadapalli JK

更新日期：2018-12-01 00:00:00

abstract：:The motheaten mouse was first described in 1975 as a model of systemic inflammation and autoimmunity, as a result of immune system dysregulation. The phenotype was later ascribed to mutations in the cytoplasmic tyrosine phosphatase Shp1. This phosphatase is expressed widely throughout the hematopoietic system and has ...

journal_title：Journal of leukocyte biology

authors： Abram CL,Lowell CA

更新日期：2017-09-01 00:00:00

abstract：:Mycobacterium tuberculosis (Mtb), the causative agent of tuberculosis (TB), remains the leading global cause of death from an infectious agent. Mycobacteria thrive within their host Mϕs and presently, there is no animal model that permits combined in vitro and in vivo study of mycobacteria-host Mϕ interactions. Mycoba...

journal_title：Journal of leukocyte biology

authors： Popovic M,Yaparla A,Paquin-Proulx D,Koubourli DV,Webb R,Firmani M,Grayfer L

更新日期：2019-12-01 00:00:00

abstract：:In human neutrophils, TNF-elicited O(2)(-) production requires adherence and integrin activation. How this cooperative signaling between TNFRs and integrins regulates O(2)(-) generation has yet to be fully elucidated. Previously, we identified delta-PKC as a critical early regulator of TNF signaling in adherent neutro...

journal_title：Journal of leukocyte biology

authors： Kilpatrick LE,Sun S,Li H,Vary TC,Korchak HM

更新日期：2010-01-01 00:00:00

abstract：:Virulent Legionella pneumophila replicate readily in thioglycollate-elicited peritoneal macrophages from genetically permissive A/J mice, but avirulent L. pneumophila do not. The production of cytokines by macrophages infected with L. pneumophila has been studied, but the correlation of bacterial virulence with immune...

journal_title：Journal of leukocyte biology

authors： McHugh SL,Yamamoto Y,Klein TW,Friedman H

更新日期：2000-06-01 00:00:00

abstract：:Mast cell activation requires Cl(-) flux, which maintains the driving force for entry of extracellular calcium and initiates release of mediators such as histamine. However, chloride channel expression in mast cells has been poorly understood. For the first time, reverse transcriptase-polymerase chain reaction shows t...

journal_title：Journal of leukocyte biology

authors： Kulka M,Gilchrist M,Duszyk M,Befus AD

更新日期：2002-01-01 00:00:00

abstract：:The T-box transcription factor Eomes is expressed in cytotoxic immune cells and plays an important role in development, maintenance, and function of these cell types. Identification and separation of cells with differential Eomes expression would allow for better understanding of the transcriptional program governing ...

journal_title：Journal of leukocyte biology

authors： Paley MA,Gordon SM,Bikoff EK,Robertson EJ,Wherry EJ,Reiner SL

更新日期：2013-02-01 00:00:00

abstract：:Flagellin, as a TLR5 agonist, is an established mucosal adjuvant for enhancing mucosal IgA responses by i.n. immunization. Nasal epithelial cells (NECs) are the first sentinel cells to be exposed to antigen and adjuvant in i.n. immunization, and it is suggested that they play an important role in the mucosal adjuvant ...

journal_title：Journal of leukocyte biology

authors： Cao Y,Zhang E,Yang J,Yang Y,Yu J,Xiao Y,Li W,Zhou D,Li Y,Zhao B,Yan H,Lu M,Zhong M,Yan H

更新日期：2017-09-01 00:00:00

abstract：:It has been shown recently that MCs are required for differential regulation of the immune response by granulocytic versus monocytic MDSCs. Granulocytic MDSCs promoted parasite clearance, whereas monocytic MDSCs enhanced tumor progression; both activities were abrogated in MC-deficient mice. Herein, we demonstrate tha...

journal_title：Journal of leukocyte biology

authors： Martin RK,Saleem SJ,Folgosa L,Zellner HB,Damle SR,Nguyen GK,Ryan JJ,Bear HD,Irani AM,Conrad DH

更新日期：2014-07-01 00:00:00

abstract：:There is accumulating evidence that omega-3 fatty acids may modulate immune responses. When monocytes were differentiated to dendritic cells (DCs) in the presence of docosahexaenoic acid (DHA), the expression of costimulatory and antigen presentation markers was altered in a concentration-dependent way, positively or ...

journal_title：Journal of leukocyte biology

authors： Zapata-Gonzalez F,Rueda F,Petriz J,Domingo P,Villarroya F,Diaz-Delfin J,de Madariaga MA,Domingo JC

更新日期：2008-10-01 00:00:00

abstract：:Neutrophils are indispensable in the innate immune defense against invading microorganisms. Neutrophils contain SVs and several subsets of granules that are essential for their function. Proteins present in neutrophil SVs and granules are synthesized during terminal granulopoiesis in the bone marrow. The heterogeneity...

journal_title：Journal of leukocyte biology

authors： Rørvig S,Østergaard O,Heegaard NH,Borregaard N

更新日期：2013-10-01 00:00:00

abstract：:Chemokines regulate the migration and the maturation of dendritic cells (DC) licensed by microbial constituents. We have recently found that the function of DC, including their ability to activate naïve, allogeneic CD4+ T cells, requires the autocrine/paracrine release of the nuclear protein high mobility group box 1 ...

journal_title：Journal of leukocyte biology

authors： Dumitriu IE,Bianchi ME,Bacci M,Manfredi AA,Rovere-Querini P

更新日期：2007-01-01 00:00:00

abstract：:Secreted IgM (sIgM) is a multifunctional evolutionary conserved antibody that is critical for the maintenance of tissue homeostasis as well as the development of fully protective humoral responses to pathogens. Constitutive secretion of self- and polyreactive natural IgM, produced mainly by B-1 cells, provides a circu...

journal_title：Journal of leukocyte biology

authors： Blandino R,Baumgarth N

更新日期：2019-11-01 00:00:00

abstract：:Blood leukocyte count alterations induced by PAF-acether in anesthetized and nonanesthetized rats were investigated. Intravenous injection of increasing amounts of PAF-acether (1.5-8 micrograms/kg) in nonanesthetized animals induced dose-dependent hemoconcentration and leukocytosis. The former was apparent within 10 m...

journal_title：Journal of leukocyte biology

authors： Bozza PT,Silva PM,Castro-Faria-Neto HC,Martins MA,Cordeiro RS

更新日期：1992-02-01 00:00:00

abstract：:Female BDF1 mice were immunized with virulent Listeria monocytogenes, which resulted in the generation of a long-lived state of protective immunological memory for this facultative intracellular bacterial pathogen. The influence of antiorthostatic suspension, a ground-based model employed to simulate certain aspects o...

journal_title：Journal of leukocyte biology

authors： Miller ES,Sonnenfeld G

更新日期：1993-12-01 00:00:00

abstract：:To assess the effect of hypoxemia on the responses of polymorphonuclear neutrophils (PMN) during an inflammatory response, rats were maintained in a low F1O2 atmosphere (9% O2) or room air for 12 h before intrathoracic injection of carrageenin or intradermal injections of agonists. After 4 h, hypoxemic rats had 50% mo...

journal_title：Journal of leukocyte biology

authors： Tremblay PB,Macari DM,Martel D,du Souich P,Barja-Fidalgo C,Marleau S

更新日期：2000-06-01 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 actual level of circulating estrogen (17β-estradiol, E2) has a serious impact on regulation of diverse immune cell functions, where their classical cytoplasmic receptors, ERα and ERβ, act as nuclear transcriptional regulators of multiple target genes. There is growing evidence, however, for rapid, "non-nuclear" re...

journal_title：Journal of leukocyte biology

authors： Schneider AE,Kárpáti E,Schuszter K,Tóth EA,Kiss E,Kulcsár M,László G,Matko J

更新日期：2014-11-01 00:00:00

abstract：:Neutrophil's responses to G protein-coupled chemoattractants are highly dependent on store-operated calcium (Ca(2+)) entry (SOCE). Platelet-activating factor (PAF), a primary chemoattractant, simultaneously increases cytosolic-free Ca(2+), intracellular pH (pH(i)), ERK1/2, and Akt/protein kinase B (PKB) phosphorylatio...

journal_title：Journal of leukocyte biology

authors： Sandoval AJ,Riquelme JP,Carretta MD,Hancke JL,Hidalgo MA,Burgos RA

更新日期：2007-11-01 00:00:00

abstract：:Role of IL-18 on proliferation and survival of CD8+ T cells, activated by immobilized anti-CD3 antibody (anti-CD3), was examined. Proliferation and survival of activated T cells, especially that of CD8+ T cells, were impaired by IL-18 deficiency [IL-18 knockout (KO)]. After 3 days of culture with anti-CD3, the number ...

journal_title：Journal of leukocyte biology

authors： Li W,Kashiwamura S,Ueda H,Sekiyama A,Okamura H

更新日期：2007-07-01 00:00:00

abstract：:IL-17 has been associated with selected inflammatory and autoimmune diseases. We characterized the expression of this proinflammatory cytokine following HSV-1 corneal infection and investigated whether IL-17R signaling modulated the host response to the viral pathogen at early time-points postinfection. IL-17 was elev...

journal_title：Journal of leukocyte biology

authors： Molesworth-Kenyon SJ,Yin R,Oakes JE,Lausch RN

更新日期：2008-02-01 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