Results 51 to 60 of about 3,903 (78)

Dual Activation of Phosphodiesterases 3 and 4 Regulates Basal Spontaneous Beating Rate of Cardiac Pacemaker Cells: Role of Compartmentalization?

open access: yesFrontiers in Physiology, 2018
Spontaneous firing of sinoatrial (SA) node cells (SANCs) is regulated by cyclic adenosine monophosphate (cAMP)-mediated, protein kinase A (PKA)-dependent (cAMP/PKA) local subsarcolemmal Ca2+ releases (LCRs) from ryanodine receptors (RyR).
Tatiana M. Vinogradova   +2 more
doaj   +1 more source

Cyclic Di-adenosine Monophosphate Regulates Metabolism and Growth in the Oral Commensal Streptococcus mitis

open access: yesMicroorganisms, 2020
Cyclic di-adenosine monophosphate (c-di-AMP) has emerged as an important bacterial signaling molecule that functions both as an intracellular second messenger in bacterial cells and an extracellular ligand involved in bacteria-host cross-talk.
Gro Herredsvela Rørvik   +7 more
doaj   +1 more source

Kefir protects the liver against high fructose corn syrup induced phosphodiesterase hyperactivity

open access: yesTürk Biyokimya Dergisi, 2022
Phosphodiesterases (PDEs) mediate several physiological activities, and alterations in PDE expressions might cause conflicts between functional and clinical effects.
Pektaş Mehmet Bilgehan   +7 more
doaj   +1 more source

The Trypanosoma brucei cAMP phosphodiesterases TbrPDEB1 and TbrPDEB2: flagellar enzymes that are essential for parasite virulence

open access: yes, 2007
Cyclic nucleotide specific phosphodiesterases (PDEs) are pivotal regulators of cellular signaling. They are also important drug targets. Besides catalytic activity and substrate specificity, their subcellular localization and interaction with other cell ...
Baresic, Mario   +5 more
core   +1 more source

Multiple cyclic nucleotide phosphodiesterases in rat kidney [PDF]

open access: yes, 1975
Multiple cyclic nucleotide phosphodiesterases in rat kidney. Using DEAE-cellulose chromatography and Agarose gel filtration we have partially purified a low Km cyclic adenosine monophosphate (AMP) phosphodiesterase from the 100,000 × g supernatant of rat
Farrand, J. Robert   +2 more
core   +1 more source

Spatiotemporal regulation of cAMP signaling controls the human trophoblast fusion

open access: yesFrontiers in Pharmacology, 2015
During human placentation, mononuclear cytotrophoblasts fuse to form multinucleated syncytia ensuring hormonal production and nutrient exchanges between the maternal and fetal circulation. Syncytial formation is essential for the maintenance of pregnancy
Pascale eGerbaud   +2 more
doaj   +1 more source

Expression and Genetic Activation of Cyclic Di-GMP-Specific Phosphodiesterases in Escherichia coli

open access: yes, 2016
Intracellular levels of the bacterial second messenger c-di-GMP are controlled by antagonistic activities of diguanylate cyclases and phosphodiesterases. The phosphodiesterase PdeH was identified as a key regulator of motility in E. coli, while deletions
Ozaki, Shogo   +6 more
core   +1 more source

Role of Phosphodiesterases in Biology and Pathology 2.0 [PDF]

open access: yes
Phosphodiesterases (PDEs) are ubiquitous enzymes that hydrolyse cAMP and cGMP second messengers temporally, spatially, and integratedly according to their expression and compartmentalization inside the cell [...
Mauro Giorgi   +2 more
core   +1 more source

Downstream Targets of Cyclic Nucleotides in Plants

open access: yesFrontiers in Plant Science, 2018
Efficient integration of various external and internal signals is required to maintain adaptive cellular function. Numerous distinct signal transduction systems have evolved to allow cells to receive these inputs, to translate their codes and ...
Brygida Świeżawska   +3 more
doaj   +1 more source

Characterization of horse thyroid cyclic nucleotide phosphodiesterases.

open access: yes, 1980
Cyclic nucleotide phosphodiesterases have been characterized in crude soluble extract (100000 ×g supernatant) of horse thyroid. DEAE‐cellulose ion‐exchange chromatography at pH 7.4 followed by ultracentrifugation on sucrose‐density gradients separated ...
Dumont, Jacques Emile   +2 more
core   +1 more source

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