Results 21 to 30 of about 420,110 (262)

Metabolic Regulation of Macrophage Activation

open access: yesJournal of Innate Immunity, 2021
Macrophages, the central mediators of innate immune responses, being in the first-line of defense, they have to readily respond to pathogenic or tissue damage signals to initiate the inflammatory cascade.
Ourania Kolliniati   +3 more
doaj   +1 more source

α1-nAchR-Mediated Signaling Through Lipid Raft Is Required for Nicotine-Induced NLRP3 Inflammasome Activation and Nicotine-Accelerated Atherosclerosis

open access: yesFrontiers in Cell and Developmental Biology, 2021
BackgroundNicotine exerts direct effects on multiple cell types in the cardiovascular system by associating with its high-affinity nicotinic acetylcholine receptors (nAchRs).
Fengqi Duan   +8 more
doaj   +1 more source

Identification of macrophage activation-related biomarkers in obese type 2 diabetes that may be indicative of enhanced respiratory risk in COVID-19

open access: yesScientific Reports, 2021
Hyperactivation of the immune system through obesity and diabetes may enhance infection severity complicated by Acute Respiratory Distress Syndrome (ARDS).
Abu Saleh Md Moin   +4 more
doaj   +1 more source

Activation of Macrophages by Peroxidases

open access: yesExperimental Biology and Medicine, 1986
Peritoneal macrophages from C57BL/6 mice were activated in vitro with various peroxidases and their cytotoxic activity toward 3T12 cells was determined. Destruction of 3T12 cells by macrophages stimulated with horseradish peroxidase, lactoperoxidase, and microperoxidase was observed at peroxidase concentrations as low as 9, 1.6, and 200 nM ...
R Q, Wei   +3 more
openaire   +2 more sources

Deep RNA Sequencing Uncovers a Repertoire of Human Macrophage Long Intergenic Noncoding RNAs Modulated by Macrophage Activation and Associated With Cardiometabolic Diseases

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2017
BackgroundSustained and dysfunctional macrophage activation promotes inflammatory cardiometabolic disorders, but the role of long intergenic noncoding RNA (lincRNA) in human macrophage activation and cardiometabolic disorders is poorly defined.
Hanrui Zhang   +14 more
doaj   +1 more source

Modulation of macrophage activation by prostaglandins [PDF]

open access: yesMediators of Inflammation, 1996
The effect of prostaglandtn E2, iloprost and cAMP on both nitric oxide and tumour necrosis factor‐α release in J774 macrophages has been studied. Both prostaglandin E2 and iloprost inhibited, in a concentration‐dependent fashion, the lipopolysaccharide‐induced generation of nitric oxide and tumour necrosis factor‐α.
SAUTEBIN, LIDIA   +3 more
openaire   +4 more sources

Lipase Activity in Leukocytes and Macrophages [PDF]

open access: yesBlood, 1964
Abstract A method is described for the quantitative determination of alkaline lipase activity of blood cells. The pH optimum of the enzyme in macrophages and lymphocytes from patients with chronic lymph-leukemia is 9.2, the optimum substrate (triglyceride) concentration is 7 x 10-2 M, and the Michaelis constant approximately 4.3 x 10-2 M.
H, BRAUNSTEINER   +3 more
openaire   +3 more sources

Hepatocyte mitochondrial DNA mediates macrophage immune response in liver injury induced by trichloroethylene

open access: yesEcotoxicology and Environmental Safety
We have previously shown that excessive activation of macrophage proinflammatory activity plays a key role in TCE-induced immune liver injury, but the mechanism of polarization is unclear. Recent studies have shown that TLR9 activation plays an important
Lei Gao   +8 more
doaj   +1 more source

Macrophage Activation Marker Soluble CD163 Associated with Fatal and Severe Ebola Virus Disease in Humans

open access: yesEmerging Infectious Diseases, 2019
Ebola virus disease (EVD) is associated with elevated cytokine levels, and hypercytokinemia is more pronounced in fatal cases. This type of hyperinflammatory state is reminiscent of 2 rheumatologic disorders known as macrophage activation syndrome and ...
Anita K. McElroy   +13 more
doaj   +1 more source

Activation of GPER1 in macrophages ameliorates UUO-induced renal fibrosis

open access: yesCell Death and Disease, 2023
Numerous studies have proven the critical role of macrophages in the renal fibrosis process. Notably, G Protein-coupled Estrogen Receptor 1 (GPER1), a novel estrogen receptor, has been shown to play a ubiquitous role in regulating macrophage activities ...
Lin Xie   +10 more
doaj   +1 more source

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