Results 41 to 50 of about 17,078 (200)

Time course of chemotaxis and chemokinesis of neutrophils following stimulation with IL-8 or FMLP

open access: yesEuropean Journal of Inflammation, 2018
Polymorphonuclear cells (PMNs) attend to inflammatory sites by chemotactic movement, caused by chemoattractants (CAs) like n-formyl-l-methionyl-l-leucyl-l-phenylalanine (FMLP) and interleukin-8 (IL-8).
Matthias Hattenkofer   +5 more
doaj   +1 more source

Neutrophils in chronic lymphocytic leukemia are permanently activated and have functional defects [PDF]

open access: yes, 2017
A growing body of studies highlights involvement of neutrophils in cancer development and progression. Our aim was to assess the phenotypic and functional properties of circulating neutrophils from patients with chronic lymphocytic leukemia (CLL).
Gabčová, Gabriela   +10 more
core   +1 more source

Dissociations in the effects of β2-adrenergic receptor agonists on cAMP formation and superoxide production in human neutrophils: support for the concept of functional selectivity. [PDF]

open access: yesPLoS ONE, 2013
In neutrophils, activation of the β2-adrenergic receptor (β2AR), a Gs-coupled receptor, inhibits inflammatory responses, which could be therapeutically exploited. The aim of this study was to evaluate the effects of various β2AR ligands on adenosine-3',5'
Irena Brunskole Hummel   +6 more
doaj   +1 more source

Impaired neutrophil directional chemotactic accuracy in chronic periodontitis patients [PDF]

open access: yes, 2015
Aim: To investigate the chemotactic accuracy of peripheral blood neutrophils from patients with chronic periodontitis compared with matched healthy controls, before and after non-surgical periodontal therapy.
Agarwal   +72 more
core   +2 more sources

Modulation of neutrophil chemotaxis by Aggregatibacter actinomycetemcomitans leukotoxin

open access: yesJournal of Oral Microbiology, 2017
Objective: Aggressive periodontitis (AgP) is frequently associated with the presence of Aggregatibacter actinomycetemcomitans, a Gram-negative pathogen, which expresses leukotoxin (Ltx) as a virulence factor.
Josefine Hirschfeld   +3 more
doaj   +1 more source

Finite element analysis and a pilot study of different fixation constructs for Danis-Weber A and B lateral malleolus fractures

open access: yesBMC Musculoskeletal Disorders, 2023
Background Displaced lateral malleolus fractures are typically stabilised through open reduction and internal fixation. The biomechanically and clinically efficacy of locking plates and lag screws, particularly in Weber A and B distal fibular fractures ...
Shuming Huang   +7 more
doaj   +1 more source

Expression of CCR8 and CCX-CKR on Basophils in Chronic Urticaria Is Amplified by IgE-Mediated Activation

open access: yesBiomedicines, 2023
Recruitment to the local tissue and alerted phenotype are the hallmarks of basophils in chronic urticaria (CU). Chemokine receptors such as chemokine (C-C motif) receptor 4 (CCR4) or CCR8 have been studied in skin diseases, e.g., atopic dermatitis, but ...
Ewa A. Bartko   +4 more
doaj   +1 more source

Lewis X antigen mediates adhesion of human breast carcinoma cells to activated endothelium. Possible involvement of the endothelial scavenger receptor C-Type lectin [PDF]

open access: yes, 2007
Lewis x (Lex, CD15), also known as SSEA-1 (stage specific embryonic antigen-1), is a trisaccharide with the structure Galβ(1–4)Fucα(1–3)GlcNAc, which is expressed on glycoconjugates in human polymorphonuclear granulocytes and various tumors such as colon
A Hittelet   +51 more
core   +1 more source

Differential fMet-Leu-Phe- and Platelet-activating Factor-induced Signaling Toward Ral Activation in Primary Human Neutrophils [PDF]

open access: yes, 1999
We have measured the activation of the small GTPase Ral in human neutrophils after stimulation with fMet- Leu-Phe (fMLP), platelet activating factor (PAF), and granulocyte macrophage-colony stimulating factor and compared it with the activation of ...
Bos, J.L.   +5 more
core   +5 more sources

fMLP-Induced IL-8 Release Is Dependent on NADPH Oxidase in Human Neutrophils

open access: yesJournal of Immunology Research, 2015
N-Formyl-methionyl-leucyl-phenylalanine (fMLP) and platelet-activating factor (PAF) induce similar intracellular signalling profiles; but only fMLP induces interleukin-8 (IL-8) release and nicotinamide adenine dinucleotide phosphate reduced (NADPH ...
María A. Hidalgo   +6 more
doaj   +1 more source

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