Results 31 to 40 of about 123,657 (353)

Vinpocetine is the forthcoming adjuvant agent in the management of COVID-19

open access: yesFuture Science OA, 2022
Vinpocetine (VPN) is an alkaloid derivative of vincamine inhibits phosphodiesterase type 1 that increase cyclic guanosine monophosphate and cyclic adenosine monophosphate. VPN have anti-inflammatory and antioxidant effects with suppression release of pro-
Hayder M Al-kuraishy   +3 more
doaj   +1 more source

Cyclic AMP metabolism and adenylate cyclase concentration in patients with advanced hepatic cirrhosis [PDF]

open access: yes, 1978
Glucagon was tested for its effect on plasma adenosine 3′,5′-cyclic monophosphate (cyclic AMP), insulin, and glucose in healthy subjects and in patients with advanced cirrhosis of the liver. In the normal subjects, intravenous infusion of glucagon caused
Antonio Francavilla   +61 more
core   +1 more source

Novel Radioligands for Cyclic Nucleotide Phosphodiesterase Imaging with Positron Emission Tomography: An Update on Developments Since 2012

open access: yesMolecules, 2016
Cyclic nucleotide phosphodiesterases (PDEs) are a class of intracellular enzymes that inactivate the secondary messenger molecules, cyclic adenosine monophosphate (cAMP) and cyclic guanosine monophosphate (cGMP).
Susann Schröder   +4 more
doaj   +1 more source

Brucella spp. Omp25 Promotes Proteasome-Mediated cGAS Degradation to Attenuate IFN-β Production

open access: yesFrontiers in Microbiology, 2021
Type I interferons (IFN), a family of cytokines widely expressed in various tissues, play important roles in anti-infection immunity. Nevertheless, it is not known whether Brucella spp.
Ruizhen Li   +9 more
doaj   +1 more source

Salidroside Attenuates Hydrogen Peroxide-Induced Cell Damage Through a cAMP-Dependent Pathway

open access: yesMolecules, 2011
Salidroside, a major component of Rhodiola rosea L., has shown various pharmacological functions, including antioxidant effects, but the signal transduction pathway of its antioxidant effects is not very clear.
Xuming Deng   +6 more
doaj   +1 more source

3′:5′-Cyclic Adenosine Monophosphate Phosphodiesterase: Negative Cooperativity [PDF]

open access: yesProceedings of the National Academy of Sciences, 1972
Kinetic and chromatographic analysis of cyclic nucleotide phosphodiesterase (EC 3.1.4.c) obtained from rat tissue has revealed that this enzyme exists in at least two molecular forms. After chromatographic separation, one form (cyclic AMP phosphodiesterase) still exhibits kinetics suggestive of the action of either two enzymes or one ...
T R, Russell   +3 more
openaire   +2 more sources

The T2238C human atrial natriuretic peptide molecular variant and the risk of cardiovascular diseases [PDF]

open access: yes, 2018
Atrial natriuretic peptide (ANP) is a cardiac hormone which plays important functions to maintain cardio-renal homeostasis. The peptide structure is highly conserved among species. However, a few gene variants are known to fall within the human ANP gene.
Bianchi, Franca   +5 more
core   +2 more sources

Diabetes‐induced vascular calcification is associated with low pyrophosphate and its oral supplementation prevents calcification in diabetic mice

open access: yesFEBS Open Bio, EarlyView.
Induction of diabetes in three different mouse strains uniformly resulted in an increase in TNAP activity and a reduction in pyrophosphate (PPi) in the circulation. Inhibition of TNAP restored plasma PPi. Diabetes‐induced calcification in the media layer of the aorta was detected only in the Abcc6−/− strain, which is predisposed to ectopic ...
Krisztina Fülöp   +13 more
wiley   +1 more source

Endogenous Parathyroid Hormone Promotes Fracture Healing by Increasing Expression of BMPR2 through cAMP/PKA/CREB Pathway in Mice

open access: yesCellular Physiology and Biochemistry, 2017
Background/Aims: Endogenous parathyroid hormone (PTH) plays an important role in fracture healing. This study investigated whether endogenous PTH regulates fracture healing by bone morphogenetic protein (BMP) and/or the transforming growth factor-β (TGF ...
Wei Zhou   +9 more
doaj   +1 more source

CDPKs: The critical decoders of calcium signal at various stages of malaria parasite development

open access: yesComputational and Structural Biotechnology Journal, 2021
Calcium ions are used as important signals during various physiological processes. In malaria parasites, Plasmodium spp., calcium dependent protein kinases (CDPKs) have acquired the unique ability to sense and transduce calcium signals at various ...
Manish Sharma   +5 more
doaj   +1 more source

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