Results 11 to 20 of about 29,391 (230)

An enzyme that inactivates the inflammatory mediator leukotriene b4 restricts mycobacterial infection. [PDF]

open access: yesPLoS ONE, 2013
While tuberculosis susceptibility has historically been ascribed to failed inflammation, it is now known that an excess of leukotriene A4 hydrolase (LTA4H), which catalyzes the final step in leukotriene B4 (LTB4) synthesis, produces a hyperinflammatory ...
David M Tobin   +4 more
doaj   +1 more source

Essential lipid autacoids rewire mitochondrial energy efficiency in metabolic dysfunction‐associated fatty liver disease

open access: yesHepatology, EarlyView., 2022
Increased liver content of DHA‐derived small lipid autacoids (i.e resolvin D1 and maresin 1) associates with enhanced mitochondrial oxidative phosphorylation, fatty acid β‐oxidation and bioenergetic metabolic flux. These features provide hepatic protection from steatotic, pro‐inflammatory and fibrogenic insults.
Cristina López‐Vicario   +12 more
wiley   +1 more source

Suppression of leukotriene B4 production is involved in the anti-pruritic action of Grifola frondosa in pollen allergy-induced ocular itching in mice

open access: yesFood and Agricultural Immunology, 2021
Grifola frondosa (G. frondosa) is an edible mushroom consumed as a health food in Asia that has recently been reported to have anti-allergic effects. In this study, we investigated the effects of G.
Junya Kawai   +2 more
doaj   +1 more source

Nicotine inhibits cytokine synthesis by mouse colonic mucosa [PDF]

open access: yes, 1995
We examined the in vivo effect of nicotine on the synthesis of (pro-)inflammatory mediators by mouse colonic mucosa. The synthesis of lipid mediators such as the prostanoids prostaglandin E2, 6-keto-prostaglandin F1α and thromboxane B2, the 5 ...
Dijk, J.P.M. van   +3 more
core   +5 more sources

The leukotriene B₄/BLT₁ axis is a key determinant in susceptibility and resistance to histoplasmosis. [PDF]

open access: yesPLoS ONE, 2014
The bioactive lipid mediator leukotriene B4 (LTB4) greatly enhances phagocyte antimicrobial functions against a myriad of pathogens. In murine histoplasmosis, inhibition of the LT-generating enzyme 5-lypoxigenase (5-LO) increases the susceptibility of ...
Adriana Secatto   +7 more
doaj   +1 more source

The role of the host—Neutrophil biology

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Neutrophilic polymorphonuclear leukocytes (neutrophils) are myeloid cells packed with lysosomal granules (hence also called granulocytes) that contain a formidable antimicrobial arsenal. They are terminally differentiated cells that play a critical role in acute and chronic inflammation, as well as in the resolution of inflammation and wound ...
Iain L. C. Chapple   +4 more
wiley   +1 more source

Involvement of leukotriene pathway in the pathogenesis of ischemia-reperfusion injury and septic and non-septic shock. [PDF]

open access: yes, 2009
The 5-lipoxygenase (5-LO) pathway is responsible for the production of leukotrienes (LTs), inflammatory lipid mediators which play a role in innate immunity. More recently, a pivotal role of LTs in ischemia-reperfusion and shock injury has been suggested.
CUZZOCREA S   +2 more
core   +1 more source

Human bronchial fibroblasts express the 5-lipoxygenase pathway [PDF]

open access: yes, 2006
Background Fibroblasts are implicated in sub-epithelial fibrosis in remodeled asthmatic airways and contribute to airway inflammation by releasing cytokines and other mediators.
Anna J James   +4 more
core   +2 more sources

Matrikines are key regulators in modulating the amplitude of lung inflammation in acute pulmonary infection [PDF]

open access: yes, 2015
Bioactive matrix fragments (matrikines) have been identified in a myriad of disorders, but their impact on the evolution of airway inflammation has not been demonstrated.
Snelgrove, RJ
core   +1 more source

Functional Properties and Molecular Architecture of Leukotriene A4 Hydrolase, a Pivotal Catalyst of Chemotactic Leukotriene Formation

open access: yesThe Scientific World Journal, 2002
The leukotrienes are a family of lipid mediators involved in inflammation and allergy. Leukotriene B4 is a classical chemoattractant, which triggers adherence and aggregation of leukocytes to the endothelium at only nM concentrations.
Jesper Z. Haeggström   +2 more
doaj   +1 more source

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