Results 31 to 40 of about 2,007,152 (308)

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

Dietary fatty acids modulate inflammatory cytokine production through activation of MAP kinases [PDF]

open access: yes, 2007
Polyunsaturated fatty acids (PUFA) have therapeutic effects in inflammatory diseases, however the specific mechanisms by which they exert these effects have not yet been defined.
Braddish, Della
core   +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

Macrophages as a source of tumoricidal activity (tumor-necrotizing factor) [PDF]

open access: yes, 1980
Macrophage-enriched peritoneal exudate cells from mice infected with Mycobacterium bovis BCG, macrophage-like tumor cells (PU 5-1.8), and peritoneal macrophages propagated in vitro with macrophage growth factor released tumoricidal activity into the ...
Mannel, D N   +5 more
core   +1 more source

Tissue Microenvironments Define and Get Reinforced by Macrophage Phenotypes in Homeostasis or during Inflammation, Repair and Fibrosis [PDF]

open access: yes, 2012
Current macrophage phenotype classifications are based on distinct in vitro culture conditions that do not adequately mirror complex tissue environments.
Anders, Hans-Joachim, Weidenbusch, Marc
core   +1 more source

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

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

CSF-1 as a regulator of macrophage activation and immune responses [PDF]

open access: yes, 2003
Macrophage activation is a key determinant of susceptibility and pathology in a variety of inflammatory diseases. The extent of macrophage activation is tightly regulated by a number of pro-inflammatory cytokines (e.g.
Sweet, MJ   +3 more
core  

Macrophage autophagy in atherosclerosis [PDF]

open access: yes, 2013
Macrophages play crucial roles in atherosclerotic immune responses. Recent investigation into macrophage autophagy (AP) in atherosclerosis has demonstrated a novel pathway through which these cells contribute to vascular inflammation.
Platt, A.   +16 more
core   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

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