Results 31 to 40 of about 733,256 (293)

Effects of Lipopolysaccharides from Shigella Strains on Innate Immunity Stimulation in vitro [PDF]

open access: yesMajallah-i dānishgāh-i ̒ulūm-i pizishkī-i Arāk, 2015
Background: Shigella is the causative agent of human shigellosis and its lipopolysaccharide is detected by TLR4. TLR4 belongs to Toll-like receptors family and many immunological pathways are triggered when these receptors are stimulated. Many researches
Mohammad Reza Hashemzadeh   +4 more
doaj  

Role of Lipopolysaccharide, Derived from Various Bacterial Species, in Pulpitis—A Systematic Review

open access: yesBiomolecules, 2022
Lipopolysaccharide (LPS) is widely used for induction of inflammation in various human tissues, including dental pulp. The purpose of this study was to summarize current medical literature focusing on (1) cell types used by researchers to simulate dental
Aniela Brodzikowska   +4 more
doaj   +1 more source

Properties of Phage-receptor Lipopolysaccharide from Pseudomonas morsprunorum [PDF]

open access: yesJournal of General Microbiology, 1976
Lipopolysaccharide (LPS) of Pseudomonas morsprunorum was extracted with hot phenol and purified by repeated centrifuging followed by either block electrophoresis or gel filtration. LPS from a virulent isolate exhibited specific phage inactivation (PI50 = 0.05 mug LPS ml-1), whereas LPS from an avirulent phage-resistant mutant did not.
A V, Quirk, A, Sletten, R C, Hignett
openaire   +2 more sources

Trapped lipopolysaccharide and LptD intermediates reveal lipopolysaccharide translocation steps across the Escherichia coli outer membrane [PDF]

open access: yes, 2015
C.D. is a recipient of the Wellcome Trust Investigator award (WT106121MA). W.W. is supported by Science and Technology Program of Guangzhou, China (201510010040).Lipopolysaccharide (LPS) is a main component of the outer membrane of Gram-negative bacteria,
Dong, H.   +9 more
core   +1 more source

The Role of Selected Flavonols in Tumor Necrosis Factor-Related Apoptosis-Inducing Ligand Receptor–1 (TRAIL-R1) Expression on Activated RAW 264.7 Macrophages

open access: yesMolecules, 2015
Tumor Necrosis Factor-Related Apoptosis-Inducing Ligand Receptors (TRAIL-R) are an important factor of apoptosis in cancer cells. There are no data about the effect of flavonols on the receptor expression on a surface of macrophage like cells.
Monika Warat   +4 more
doaj   +1 more source

Blocking P2Y2 purinergic receptor prevents the development of lipopolysaccharide-induced acute respiratory distress syndrome

open access: yesFrontiers in Immunology, 2023
Acute respiratory distress syndrome (ARDS) is associated with high morbidity and mortality resulting from a direct or indirect injury of the lung. It is characterized by a rapid alveolar injury, lung inflammation with neutrophil accumulation, elevated ...
Zahra Kargarpour   +11 more
doaj   +1 more source

Leptin fails to blunt the lipopolysaccharide-induced activation of the hypothalamic-pituitary-adrenal axis in rats [PDF]

open access: yes, 2014
Copyright @ 2013 The authors. This work is licensed under a Creative Commons Attribution 3.0 Unported License.Obesity is a risk factor for sepsis morbidity and mortality, whereas the hypothalamic-pituitary-adrenal (HPA) axis plays a protective role in ...
Bloom, SR   +5 more
core   +1 more source

Blockade of the N-Methyl-D-Aspartate Glutamate Receptor Ameliorates Lipopolysaccharide-Induced Renal Insufficiency.

open access: yesPLoS ONE, 2015
N-methyl-D-aspartate (NMDA) receptor activation in rat kidney reduces renal perfusion and ultrafiltration. Hypoperfusion-induced ischemia is the most frequent cause of functional insufficiency in the endotoxemic kidney.
Chian-Shiung Lin   +3 more
doaj   +1 more source

Role of CD14 in host protection against infections and in metabolism regulation

open access: yesFrontiers in Cellular and Infection Microbiology, 2013
CD14 is a glycosylphosphatidylinositol (GPI)-anchored receptor known to serve as a co-receptor for several Toll-like Receptors (TLRs) both at the cell surface and in the endosomal compartment.
Francesca eGranucci, Ivan eZanoni
doaj   +1 more source

Determining the metabolic impact of postbiotics in mice

open access: yesSTAR Protocols, 2022
Summary: Postbiotics cooperate to influence immune and metabolic outcomes in the host. Here we describe a protocol for in vivo assessment of blood glucose control following acute administration of lipopolysaccharide (LPS) and peptidoglycan (PGN) in mice.
Fernando F. Anhê   +2 more
doaj   +1 more source

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