Global ETD Search
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Showing 1 to 20 of 285 for “"Phagocytosis"”.
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The pulmonary phagocytes and phagocytosis.
Abstract not available.
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Microglial Phagocytosis of Bacteria and Synapses
… pathogens - including bacteria and fungi - via phagocytosis. However, the mechanisms that regulate these phagocytic events are not clear. In this work, involvement of calreticulin, galectin-3, apolipoprotein E and β-amyloid in microglial phagocytosis of bacteria were studied. Microglia activated …
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The Effect of Diet on Neutrophilic Phagocytosis
… to determine the effects of diet on neutrophilic phagocytosis. The first series was designed to determine the effects of varying amounts of oral glucose on phagocytosis. Blood samples from 6 to 8 subjects were drawn at fasting, and at various time periods following ingestion of 12.5, 25, 50, 75, …
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The Effect of Glucose on Neutrophilic Phagocytosis
… effect of the glucose on in vitro neutrophilic phagocytosis. As the glucose levels increased a statistically significant suppression was noted in the ability of the neutrophilic leukocytes to engulf Staphylococcus epidermidis.</p> <p>It was not possible, however, to predict the degree of …
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Membrane Surface Charge and Lipid Signaling in Phagocytosis
Phagocytosis is an important component of innate and adaptive immunity. The formation of phagosomes and the subsequent maturation that capacitates them for pathogen elimination and antigen presentation are complex processes that involve signal transduction, cytoskeletal reorganization and membrane …
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Phagocytosis of apoptotic cells and systemic lupus erythematosus
Item does not contain fulltext
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Acanthamoebal surface properties and the modulation of phagocytosis
… properties was investigated with respect to phagocytosis of polystyrene latex microspheres, of different surface types and size. Investigations into the optimum conditions of uptake of beads indicated a preference for a medium devoid of nutrients, such as saline, though temperature was not a …
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Ethanol Impairs Mechanisms of Macrophage Phagocytosis and Cytokine Production
… decreased AMs and RAW264.7 murine macrophage phagocytosis of <italic>Pseudomonas aeruginosa</italic> as early as 3 hours after initial exposure, with functional recovery by 24 hours. To investigate a single receptor pathway, we focused on Fcgamma-receptor (FcgammaR) mediated phagocytosis. In …
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PURIFICATION AND PROPERTIES OF A PHAGOCYTOSIS-PROMOTING FACTOR FROM SERUM.
PURIFICATION AND PROPERTIES OF A PHAGOCYTOSIS-PROMOTING FACTOR FROM SERUM.
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Receptor-dependent phagocytosis of <i>Clostridium sordellii</i> by human decidual macrophages
… internalize unopsonized C. sordellii. In vitro phagocytosis assays with human DMs incubated with pharmacological inhibitors of CASRs (fucoidan, polyinosinic acid, and dextran sulfate) revealed a role for these receptors in <em>C. sordelli</em>i phagocytosis. Soluble macrophage receptor with …
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Experimental phagocytosis and the inoculation of bacterial suspensions in their mutual relationship
PART I. THE FHAGCCYIIC INDEX. SECTION I. Technique. SECTION II. Criticism of the Procedures for estimating the Phagocytic Index SECTION III.The Nature and Significance of the Fhagocytic Index.
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Functions of Phosphatidylinositol 4-Phosphate 5 Kinases in Actin Cytoskeletal Regulation During Phagocytosis
… remodeled during Fcg receptor (FcgR)-mediated phagocytosis in a PIP2-dependent manner. I investigated the role of PIP5Kg and a isoforms, which synthesize PIP2, during phagocytosis. PIP5Kg-/- bone marrow-derived macrophages (BMM) have a highly polymerized actin cytoskeleton and are defective in …
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Dock180/Elmo proteins are critical regulators of phagocytosis,macropinocytosis and chemotaxis in Dictyostelium
… discoideum and describe their role in phagocytosis, macropinocytosis and CAMP mediated chemotactic cell movement. Aggregation competent Dictyostelium cells can detect and move up CAMP gradients. cAMP stimulation causes a transient localized increase in phosphatidyl inositol (3,4,5) tris …
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Investigation of the role of innate immunity in neurodegeneration driven by defective phagocytosis
… of these corpses is accomplished through phagocytosis, or cell eating. Phagocytosis consists of the recognition, internalization, and degradation of external material. In the nervous system, glial cells act as phagocytes, engulfing dead neurons and debris to ensure proper morphology and …
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Inflammation, Phagocytosis and Effect of Flunixin Meglumine During Endotoxin-Induced Mastitis (Therapy, Prostaglandins)
… and ability of wheys to enhance neutrophil phagocytosis of Staphylococcus aureus.
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The Development Of Multivalent Nano-Self Peptides As Antagonists For Antibody-Dependent Macrophage Phagocytosis
… whole cells and particles. This process of phagocytosis is modulated by an important interaction between membrane protein CD47, present on all ‘self’ cells, and the macrophage immune-receptor SIRPα. Upon binding to CD47, SIRPα delivers “do not eat me” signals to the macrophage allowing the …
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A Possible Role For Prostaglandin E-B2-S as a Suppressor of Macrophage Phagocytosis
Suppression of macrophage phagocytosis of Listeria monocytogenes has been shown to be due to a low molecular weight component of spleen cell culture supernatant. The possibility that the factor could be a prostaglandin was investigated. When murine peritoneal macrophages were treated with …
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Phagocytosis by neutrophils - studies on phagosome dynamics and membrane traffic modulation by Streptococcus pyogenes
… the neutrophils employ for our protection is phagocytosis, where they eat and enclose their target inside a membrane-bound organelle, the phagosome. Neutrophil phagosomes are highly dynamic entities, and a large amount of antimicrobial substances are released to their interior within seconds …
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Role of P2Y12 receptor-mediated ADP signalling at microglia in the phagocytosis of neurons
… however, have linked heightened microglial phagocytosis of live neurons under inflammatory stimuli such as amyloid-β and lipopolysaccharide (LPS) to this loss. The ADP-specific microglial receptor P2Y12 has been implicated in long-range communication between neurons and microglia, as well as …
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