Results 41 to 50 of about 39,327 (264)

Adipokinetic hormone enhances nodule formation and phenoloxidase activation in adult locusts injected with bacterial lipopolysaccharide [PDF]

open access: yes, 2003
Interactions between the locust endocrine and immune systems have been studied in vivo in relation to nodule formation and activation of the prophenoloxidase cascade in the haemolymph.
Chandrakant, S.   +2 more
core   +1 more source

Repat33 Acts as a Downstream Component of Eicosanoid Signaling Pathway Mediating Immune Responses of Spodoptera exigua, a Lepidopteran Insect

open access: yesInsects, 2021
Repat (=response to pathogen) is proposed for an immune-associated gene family from Spodoptera exigua, a lepidopteran insect. In this gene family, 46 members (Repat1–Repat46) have been identified. They show marked variations in their inducible expression
Md Tafim Hossain Hrithik   +3 more
doaj   +1 more source

Role of Oxylipins in the Inflammatory-Related Diseases NAFLD, Obesity, and Type 2 Diabetes

open access: yesMetabolites, 2022
Oxygenated polyunsaturated fatty acids (oxylipins) are bioactive molecules established as important mediators during inflammation. Different classes of oxylipins have been found to have opposite effects, e.g., pro-inflammatory prostaglandins and anti ...
Mariya Misheva   +2 more
doaj   +1 more source

Eicosapentaenoic acid induces DNA demethylation in carcinoma cells through a TET1-dependent mechanism [PDF]

open access: yes, 2018
In cancer cells, global genomic hypomethylation is found together with localized hypermethylation of CpG islands within the promoters and regulatory regions of silenced tumor suppressor genes.
Billi, Monia   +9 more
core   +1 more source

The ethanolamide metabolite of DHA, docosahexaenoylethanolamine, shows immunomodulating effects in mouse peritoneal and RAW264.7 macrophages: evidence for a new link between fish oil and inflammation [PDF]

open access: yes, 2011
Several mechanisms have been proposed for the positive health effects associated with dietary consumption of long-chain n-3 PUFA (n-3 LC-PUFA) including DHA (22 : 6n-3) and EPA (20 : 5n-3).
Attya, M.   +8 more
core   +6 more sources

Antithetic relationship of dietary arachidonic acid and eicosapentaenoic acid on eicosanoid production in vivo

open access: yesJournal of Lipid Research, 1994
Eicosanoids are oxidative derivatives of arachidonic acid. When produced in excessive amounts, many are proinflammatory and/or prothrombotic agents. N-3 polyunsaturated fatty acids (PUFA) have been used to attenuate tissue arachidonic acid (AA, 20:4 n-6)
B Li, C Birdwell, J Whelan
doaj   +1 more source

LDI, A Lipid Droplet Inhibitor, Disrupts Lipid Accumulation and Modulates Hepatic Lipid Profiles in Fatty Liver

open access: yesAdvanced Materials, EarlyView.
The lipid droplet inhibitor (LDI), templated with large‐pore mesoporous silica and functionalized with PKCα C1A and lipase, targets lipid degradation in fatty liver. The LDI maintains stable association with lipid droplets, thereby suppressing their formation and expansion.
Seunghee Kim   +12 more
wiley   +1 more source

12‐HETE Is an Endogenous Modulator of BLT2 Triggering Vascular Degeneration, Dissection, and Rupture

open access: yesAdvanced Science, EarlyView.
In thoracic aortic dissection (TAD), elevated levels of the arachidonic acid metabolite 12‐HETE, produced by macrophage‐specific 12/15‐lipoxygenase (12/15‐LOX), bind to the BLT2 receptor on vascular cells. This activates the NOX‐1/ROS/NF‐κB signaling pathway, leading to IL‐6 release.
Yuyu Li   +13 more
wiley   +1 more source

Eicosanoid-Activated PPARα Inhibits NFκB-Dependent Bacterial Clearance During Post-Influenza Superinfection

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
Secondary bacterial infection (superinfection) post influenza is a serious clinical complication often leading to pneumonia and death. Eicosanoids are bioactive lipid mediators that play critical roles in the induction and resolution of inflammation ...
Ronald Lucarelli   +6 more
doaj   +1 more source

Disrupting CSPG‐Driven Microglia–Astrocyte Crosstalk Enables Scar‐Free Repair in Spinal Cord Injury

open access: yesAdvanced Science, EarlyView.
This study identifies CSPGs as key drivers of glial scar maturation after spinal cord injury by reprogramming microglial metabolism and inducing astrocyte fibrosis. To address this, a reactive oxygen species‐responsive, reactive astrocyte‐targeted ChABC gene delivery system is designed to locally degrade CSPGs, precisely disrupt maladaptive glial ...
Yufei Zheng   +10 more
wiley   +1 more source

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