polymorphonuclear neutrophils
Gamma Interferon Treatment of Patients with Chronic Granulomatous Disease Is Associated with Augmented Production of Nitric Oxide by Polymorphonuclear Neutrophils
... Treatment with gamma-interferon (IFN- g ) is associated with reduced frequency and severity of infections in chronic granulomatous disease (CGD), but the mechanism is unknown. Since the inducible nitric oxide (NO) ...
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Granulocyte colony-stimulating factor does not enhance phagocytosis or microbicidal activity of human mature polymorphonuclear neutrophils in vitro.
... The direct elfects of human granulocyte colony-stimulating factor (hG-CSF) on mature polymorphonuclear neutrophils (PMNs) in vitro were studied with regard to chemotaxis, superoxide prod[r] ...
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Intraperitoneal Injection of Lipopolysaccharide Induces Dynamic Migration of Gr-1high Polymorphonuclear Neutrophils in the Murine Abdominal Cavity
... Polymorphonuclear neutrophils (PMNs) play an important role in the inflammation process. As a first-line defense, PMNs leave the circulation upon stimulation and migrate into the inflamed site to kill the ...
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Elevated production of radical oxygen species by polymorphonuclear neutrophils in cerebrospinal fluid infection
... Diagnosis of meningeal or intracranial infection remains difficult in post-trauma or neurosurgical patients for sev- eral reasons. Clinical symptoms often are mild and non- specific and sometimes are masked by corticoids ...
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Inflammatory Responses of Bovine Polymorphonuclear Neutrophils Induced by Staphylococcal Enterotoxin C via Stimulation of Mononuclear Cells
... To elucidate the pathological roles of staphylococcal enterotoxin C (SEC) in bovine staphylococcal mastitis, a histopathological analysis of SEC-inoculated mammary glands was performed. SEC-inoculated mammary glands ...
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Enzymatic Activities of Bovine Peripheral Blood Leukocytes and Milk Polymorphonuclear Neutrophils during Intramammary Inflammation Caused by Lipopolysaccharide
... Leukocytes are recruited from peripheral blood into milk as part of the inflammatory response to mastitis. However, excessive accumulation of inflammatory cells alters the quality of milk and the proteases produced by ...
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Characterization of oral polymorphonuclear neutrophils in periodontitis patients: a case-control study
... Polymorphonuclear neutrophils (PMNs) are primary de- terminants in the host response to microbes. They consti- tute the most abundant population of white blood cells, and are capable of recognizing, ...
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Interaction of Polymorphonuclear Neutrophils with Escherichia Coli: EFFECT OF ENTEROTOXIN ON PHAGOCYTOSIS, KILLING, CHEMOTAXIS, AND CYCLIC AMP
... Enterotoxigenic Escherichia coli are associated with noninflammatory diarrhea and stimulate adenylate cyclase activity of mammalian cells, thereby increasing intracellular cyclic adenosine 3¢,5¢-monophosphate (cyclic ...
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Impaired Interleukin-8-Induced Degranulation of Polymorphonuclear Neutrophils from Human Immunodeficiency Virus Type 1-Infected Individuals
... of neutrophils, these agents act in conjunction with other cytokines and che- motactic agonists in the priming of neutrophils to respond more effectively once they are at the site of inflammation (4, 6, 17, ...
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Evidence that polymorphonuclear neutrophils infiltrate into the developing corpus luteum and promote angiogenesis with interleukin-8 in the cow
... include neutrophils, eosinophils and basophils in generally, the purity of neutrophils (2-5 lobes of nuclear and finely-granular) was > 95% in these PMNs by microscope observation in the present study ...
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Effect of the synthetic Toll-like receptor ligands LPS, Pam3CSK4, HKLM and FSL-1 in the function of bovine polymorphonuclear neutrophils
... Stimulation of PMN with a synthetic TLR2 ligand results in increased 328. intracellular calcium concentration and ROS production 329[r] ...
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Monocytes and polymorphonuclear neutrophils of patients with streptococcal pharyngitis express increased numbers of type I IgG Fc receptors
... monocytes. Administration of rIFN-gamma in vivo also causes enhanced Fc gamma RI expression on these cell populations. Because streptococcal antigens are potent inducers of IFN-gamma in vitro, we postulated that ...
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Purine catabolism in polymorphonuclear neutrophils Phorbol myristate acetate induced accumulation of adenosine owing to inactivation of extracellularly released adenosine deaminase
... Addition of 1 juM dCF to the cell suspension, incubated in control conditions or in the presence ofzymosan, fMLP, or 2-deoxyglucose, induced a similar accumulation of adenosine as that o[r] ...
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Priming of polymorphonuclear neutrophils by atrial natriuretic peptide in vitro
... We show that: a over the time course studied ANP without the additipnal presence ofknown PMN-activating factors such as FMLP, opsonized zymosan, or phorbol 12-myristate 13-acetate PMA do[r] ...
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The Chemiluminescence Response and Bactericidal Activity of Polymorphonuclear Neutrophils From Newborns and Their Mothers
... Cheiniluminescence (CL) was measured in the polmorphonuclear neutrophils (PMN) of 18 norlnal term infants, their mothers, and controls during phagocytosis of opsonized zymosan particles.[r] ...
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Gonococcal interactions with polymorphonuclear neutrophils: importance of the phagosome for bactericidal activity
... Gonococci are capable of attaching to the surface of polymorphonuclear leukocytes (PMN). In this location they resist phagocytosis and are not killed by PMN. To delineate the factors involved in the survival of ...
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Reactive oxygen species measure for rapid detection of infection in fluids
... of polymorphonuclear neutrophils in tis‑ sues is the hallmark of inflammatory processes, the objective of this proof of concept study was to determine whether the measurement of reactive oxygen species ...
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White-Opaque Switching of Candida albicans Allows Immune Evasion in an Environment-Dependent Fashion
... human polymorphonuclear neutrophils (PMNs) on a glass slide, the neutrophils selectively phagocytosed and killed white cells, despite frequent physical interaction with opaque ...to ...
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Tumor-associated neutrophils induce EMT by IL-17a to promote migration and invasion in gastric cancer cells
... of polymorphonuclear neutrophils ...PMNs. Neutrophils were cultured in RPMI-1640 containing 10% FBS with 100 U/ml penicillin and 100 U/ml ...the neutrophils was 98% after this ...
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Expression and regulation of CCL18 in synovial fluid neutrophils of patients with rheumatoid arthritis
... a Synovial fluid polymorphonuclear neutrophils SF PMN of patients with rheumatoid arthritis RA and blood PMN from healthy donors and patients with RA were incubated with 20 ng/ml IL-10, [r] ...
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