Ex-vivo drug testing predicts chemosensitivity in acute myeloid leukemia.

abstract：:In the presence of adenosine, formyl-Met-Leu-Phe-stimulated human neutrophils show a greatly diminished production of superoxide anion. Analysis of changes in levels of intracellular calcium revealed that the immediate increase (occurring within seconds) in intracellular calcium following addition of formyl-Met-Leu-Ph...

journal_title：Journal of leukocyte biology

authors： Walker BA,Hagenlocker BE,Douglas VK,Ward PA

更新日期：1990-09-01 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：:Lysophosphatidylcholines (lysoPCs) are effective polymorphonuclear neutrophil (PMN) priming agents implicated in transfusion-related acute lung injury (TRALI). LysoPCs cause ligation of the G2A receptor, cytosolic Ca2+ flux, and activation of Hck. We hypothesize that lysoPCs induce Hck-dependent activation of protein ...

journal_title：Journal of leukocyte biology

authors： Kelher MR,McLaughlin NJ,Banerjee A,Elzi DJ,Gamboni F,Khan SY,Meng X,Mitra S,Silliman CC

更新日期：2017-01-01 00:00:00

abstract：:Retroviral infections are frequently associated with immunosuppression. Retroviral transmembrane envelope proteins (TM proteins) play an important role in this phenomenon. CKS-17, a synthetic heptadecapeptide, represents the immunosuppressive site of these retroviral TM proteins. Here we support on the further delinea...

journal_title：Journal of leukocyte biology

authors： Oostendorp RA,Schaaper WM,Post J,Meloen RH,Scheper RJ

更新日期：1992-03-01 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：:As part of a study to identify novel genes associated with macrophage activation, we have cloned a new member of the transforming growth factor beta (TGF-beta) superfamily designated macrophage inhibitory cytokine 1 (MIC-1). MIC-1 is synthesized as a 62-kDa intracellular protein, which, after cleavage by a furin like ...

journal_title：Journal of leukocyte biology

authors： Fairlie WD,Moore AG,Bauskin AR,Russell PK,Zhang HP,Breit SN

更新日期：1999-01-01 00:00:00

abstract：:Modifying the fatty acid composition of macrophages through diet can significantly alter some of their functions, such as tumoricidal capacity and tumor necrosis factor alpha (TNF-alpha) production. The mechanism of that modification, however, is unknown. In this report, we provide evidence that fatty acids added to m...

journal_title：Journal of leukocyte biology

authors： Hubbard NE,Lim D,Somers SD,Erickson KL

更新日期：1993-08-01 00:00:00

abstract：:Several members of the cytokine network play an important role in controlling the replication of the human immunodeficiency virus (HIV) in several experimental systems. Their effects can be categorized in the following three functional groups: (1) HIV-inductive cytokines; (2) HIV-suppressive cytokines; (3) cytokines w...

journal_title：Journal of leukocyte biology

authors： Vicenzi E,Biswas P,Mengozzi M,Poli G

更新日期：1997-07-01 00:00:00

abstract：:Secretory leukocyte proteinase inhibitor (SLPI) is the main neutrophil elastase (HLE) inhibitor found in the upper airways during pulmonary inflammation. It has been shown to be synthesized and secreted in vitro by epithelial cells and has been localized in tracheal glands and bronchiolar epithelial cells by immunocyt...

journal_title：Journal of leukocyte biology

authors： Sallenave JM,Si Tahar M,Cox G,Chignard M,Gauldie J

更新日期：1997-06-01 00:00:00

abstract：:The neuropathogenesis of HIV-1 encephalitis and its associated dementia revolves around sustained viral replication in cells of mononuclear phagocyte origin (brain macrophages, multinucleated giant cells, and microglia). Macrophage secretory factors play important roles in facilitating monocyte trafficking into the br...

journal_title：Journal of leukocyte biology

authors： Persidsky Y,Gendelman HE

更新日期：1997-07-01 00:00:00

abstract：:Antigen presentation to T lymphocytes has been characterized extensively in terms of T lymphocyte activation and eventual cell death. In contrast, little is known about the consequences of antigen presentation for the antigen-presenting cell (APC). We have determined the outcome of major histocompatibility complex cla...

journal_title：Journal of leukocyte biology

authors： Setterblad N,Blancheteau V,Delaguillaumie A,Michel F,Bécart S,Lombardi G,Acuto O,Charron D,Mooney N

更新日期：2004-06-01 00:00:00

abstract：:The heterotrimeric guanine nucleotide-binding protein Galphai2 is involved in regulation of immune responses against microbial and nonmicrobial stimuli. Galphai2-/- mice have a selectively impaired IgM response consistent with a disorder in B cell development yet have augmented T cell effector function associated with...

journal_title：Journal of leukocyte biology

authors： Padigel UM,Stein L,Redding K,Lee JJ,Nolan TJ,Schad GA,Birnbaumer L,Abraham D

更新日期：2007-04-01 00:00:00

abstract：:During highly active antiretroviral therapy (HAART), HIV-1 can still persist in circulating, resting CD4+ T lymphocytes, lymph node mononuclear cells, and seminal cells of patients despite sustained suppression of plasma viremia to undetectable levels. Sanctuary sites where antiretroviral drug penetration is not optim...

journal_title：Journal of leukocyte biology

authors： Crowe SM,Sonza S

更新日期：2000-09-01 00:00:00

abstract：:Murine CD11c(+)CD8alpha(-) and CD11c(+)CD8alpha(+) dendritic cells (DCs) differentially regulate T cell responses. Although specific chemokines that recruit immature (i) or mature (m) CD8alpha(-) DCs have been identified, little is known about the influence of chemokines on CD8alpha(+) DCs. iDCs and mDCs isolated from...

journal_title：Journal of leukocyte biology

authors： Colvin BL,Morelli AE,Logar AJ,Lau AH,Thomson AW

更新日期：2004-02-01 00:00:00

abstract：:The oxidative metabolic burst of stimulated human polymorphonuclear leukocytes (PMNs) has been evaluated by the measurement of oxygen consumption, chemiluminescence, and oxygen radicals (O2-, H2O2, OH-) derived from activation of the hexose monophosphate shunt (HMPS). PMNs from patients with chronic granulomatous dise...

journal_title：Journal of leukocyte biology

authors： Hassan NF,Campbell DE,Douglas SD

更新日期：1988-04-01 00:00:00

abstract：:Mac-1 (CD11b/CD18) is known to be involved in neutrophil (PMN) adhesion to endothelial cells and extracellular matrix. Although antibodies to CD 18 are being tested for therapy in humans, their role in PMN migration through the extracellular matrix is unknown. We used direct visualization to quantify PMN motility thro...

journal_title：Journal of leukocyte biology

authors： Saltzman WM,Livingston TL,Parkhurst MR

更新日期：1999-03-01 00:00:00

abstract：:The agent(s) and mechanism(s) responsible for suppression of neutrophil chemotaxis in association with major thermal injury have not been identified. We have proposed that the reduced random motility characterizing patients' cells may contribute to their generalized chemotactic dysfunction. Here we report that actin p...

journal_title：Journal of leukocyte biology

authors： Hasslen SR,Ahrenholz DH,Solem LD,Nelson RD

更新日期：1992-11-01 00:00:00

abstract：:The relationship between leukocyte migration and parenchymal cell death in vivo remains poorly documented. Accordingly, cell killing in the rat mesentery, as recorded by propidium iodide staining, was investigated with an intravital approach. Superfusion of platelet-activating factor (PAF, 10(-8) M) or N-formyl-methio...

journal_title：Journal of leukocyte biology

authors： Tung DK,Bjursten LM,Zweifach BW,Schmid-Schönbein GW

更新日期：1997-08-01 00:00:00

abstract：:C1qR(P) is a type I cell surface glycoprotein that has been shown to enhance ingestion of suboptimally opsonized targets by phagocytes in vitro. In this study, we developed and characterized polyclonal antibodies to study the tissue distribution of this receptor targeted to either the N- or C-terminal portion of the m...

journal_title：Journal of leukocyte biology

authors： Fonseca MI,Carpenter PM,Park M,Palmarini G,Nelson EL,Tenner AJ

更新日期：2001-11-01 00:00:00

abstract：:The objective of this study was to find the role of LncRNA SNHG12 in the regulation of hypertensive vascular endothelial injury. LncRNA SNHG12 and miR-25-3p expression were detected by quantitative RT-PCR. Protein levels of Sirtuin 6 (SIRT6), endothelial cell (EC) senescence markers p16 and p21, and EC marker CD31 wer...

journal_title：Journal of leukocyte biology

authors： Qian W,Zheng ZQ,Nie JG,Liu LJ,Meng XZ,Sun H,Xiao FM,Kang T

更新日期：2021-01-19 00:00:00

abstract：:We have investigated the role of the purinergic P2X7 receptor in the formation of multinucleated giant cells in human monocyte/macrophage cultures stimulated with either concanavalin A or phytohemagglutinin. Macrophage fusion can be blocked by a P2X7-selective pharmacological antagonist or by a mAb directed against th...

journal_title：Journal of leukocyte biology

authors： Di Virgilio F,Falzoni S,Chiozzi P,Sanz JM,Ferrari D,Buell GN

更新日期：1999-11-01 00:00:00

abstract：:Respiratory complications occur frequently in individuals living with human immunodeficiency-1 virus (HIV) infection, and there is evidence that HIV-related oxidative stress impairs alveolar macrophage immune function. We hypothesized that nuclear factor (erythroid-derived 2)-like 2 (Nrf2), a master transcription fact...

journal_title：Journal of leukocyte biology

authors： Staitieh BS,Ding L,Neveu WA,Spearman P,Guidot DM,Fan X

更新日期：2017-08-01 00:00:00

abstract：:Neutrophil accumulation and plasma leakage induced in rabbit skin by neutrophil-activating peptide-1 (NAP-1, a 72 amino acid peptide produced by monocytes and a variety of tissue cells), E. coli endotoxin, and interleukin-1 (IL-1) were compared. Neutrophil accumulation at sites injected with NAP-1 was intense, rapid, ...

journal_title：Journal of leukocyte biology

authors： Colditz IG,Zwahlen RD,Baggiolini M

更新日期：1990-08-01 00:00:00

abstract：:In RAW 264.7 cells, PKC-ε regulates FcγR-mediated phagocytosis. BMDM behave similarly; PKC-ε concentrates at phagosomes and internalization are reduced in PKC-ε⁻/⁻ cells. Two questions were asked: what is the role of PKC-ε? and what domains are necessary for PKC-ε concentration? Function was studied using BMDM and fru...

journal_title：Journal of leukocyte biology

authors： Wood TR,Chow RY,Hanes CM,Zhang X,Kashiwagi K,Shirai Y,Trebak M,Loegering DJ,Saito N,Lennartz MR

更新日期：2013-07-01 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

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：:During the neoplastic progression, macrophages as well as dendritic and NK cells are attracted into the tumor site and initiate the immune response against transformed cells. They activate and present tumor antigens to T cells, which are then activated to kill tumor cells. However, tumor cells are often capable of esc...

journal_title：Journal of leukocyte biology

authors： Lamagna C,Aurrand-Lions M,Imhof BA

更新日期：2006-10-01 00:00:00

abstract：:Transferrin receptor (TfR) expression is up-regulated during T cell activation after the interaction of the T cell receptor with the antigen-major histocompatibility complex and the expression of interleukin-2 (IL-2) receptor. We hypothesize that anti-TfR monoclonal antibody (mAb) will prolong allograft survival by al...

journal_title：Journal of leukocyte biology

authors： Bayer AL,Baliga P,Woodward JE

更新日期：1998-07-01 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：:We recently demonstrated that the arachidonate metabolite 5(S)-hydroxy-6,8,11,14-eicosatetraenoic acid (5-HETE) is converted by a highly specific dehydrogenase in human neutrophils to 5-oxo-6,8,11,14-eicosatetraenoic acid (5-oxo-ETE), which is a potent stimulator of these cells. The objective of this study was to dete...

journal_title：Journal of leukocyte biology

authors： Zhang Y,Styhler A,Powell WS

更新日期：1996-06-01 00:00:00