Results 31 to 40 of about 1,140,604 (331)

Activation of hormone-sensitive lipase in extracts of adipose tissue

open access: yesJournal of Lipid Research, 1970
Rat adipose tissue was homogenized in 0.154 m KCI, and the supernatant fluid, obtained after centrifugation at 15,000 g, was extracted with benzene to remove triglycerides. Most of the lipase activity in the extracted fluid was precipitated with ammonium
SU-CHEN TSAI   +2 more
doaj   +1 more source

Ultrasonic controllable synthesis of sulfur-functionalized metal–organic frameworks (S-MOFs) and their application in piezo-photocatalytic rapid reduction of hexavalent chromium (Cr)

open access: yesUltrasonics Sonochemistry
The United Nations’ Sustainable Development Goals (SDGs) are significant in guiding modern scientific research. In recent years, scholars have paid much attention to MOFs materials as green materials.
Zhiwei Liu   +8 more
doaj   +1 more source

Short PDE4 Isoforms as Drug Targets in Disease

open access: yesFrontiers in Bioscience-Landmark, 2023
The second messenger, cyclic adenosine monophosphate (cAMP), is a master regulator of signal transduction that maintains cell homeostasis. A fine balance between cAMP synthesis by adenylyl cyclase and degradation by phosphodiesterases (PDEs) underpins ...
Elka Kyurkchieva, George S. Baillie
doaj   +1 more source

c-di-AMP: An essential molecule in the signaling pathways that regulate the viability and virulence of gram-positive bacteria [PDF]

open access: yes, 2017
Signal transduction pathways enable organisms to monitor their external environment and adjust gene regulation to appropriately modify their cellular processes.
Cho, Kyu Hong   +2 more
core   +2 more sources

The Role of Cyclic AMP Signaling in Cardiac Fibrosis

open access: yesCells, 2019
Myocardial stress and injury invariably promote remodeling of the cardiac tissue, which is associated with cardiomyocyte death and development of fibrosis. The fibrotic process is initially triggered by the differentiation of resident cardiac fibroblasts
Marion Delaunay   +3 more
doaj   +1 more source

Cyclic-AMP and bacterial cyclic-AMP receptor proteins revisited: adaptation for different ecological niches

open access: yesCurrent Opinion in Microbiology, 2014
Highlights • E. coli cyclic-AMP receptor protein (CRP) is a paradigm of gene regulation.• Comparison of CRPs reveals differences in their affinity of cAMP.• A range of dependency on cAMP for DNA-binding exists.• CRPs have adapted to function in the ...
Jeffrey Green   +6 more
semanticscholar   +1 more source

Cyclic AMP

open access: yesAnnals of Surgery, 1976
Cyclic AMP is believed to be the intracellular agent which mediates the action of many hormones on their target cell. The mechanisms by which the nucleotide controls glycogen metabolism in liver and skeletal muscle seem to be firmly established. Data relevant to this area of research are selectively reviewed.
openaire   +3 more sources

Cyclic AMP activates Ras [PDF]

open access: yesOncogene, 2000
In addition to protein kinase A (PKA), cAMP regulates the activity of cAMP-gated channels and Rap1-specific guanine nucleotide exchange factors. We tested the hypothesis that the targets of cAMP might also include regulators of the Ras protooncogene. In rat thyroid cells, thyrotropin (TSH) stimulates proliferation through a cAMP-mediated pathway that ...
O M, Tsygankova   +3 more
openaire   +2 more sources

Control of endogenous triglyceride breakdown in the mouse diaphragm.

open access: yesJournal of Lipid Research, 1980
The control of endogenous triglyceride breakdown was studied in vitro, in the incubated intact mouse diaphragm. Isoproterenol (2 microgram/ml) produced parallel increases in glycerol and free fatty acid release, and in tissue cyclic AMP levels ...
N A Abumrad, H M Tepperman, J Tepperman
doaj   +1 more source

Activation of STING Based on Its Structural Features

open access: yesFrontiers in Immunology, 2022
The cGAS-cGAMP-STING pathway is an important innate immune signaling cascade responsible for the sensing of abnormal cytosolic double-stranded DNA (dsDNA), which is a hallmark of infection or cancers.
Behzad Hussain   +8 more
doaj   +1 more source

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