Results 1 to 10 of about 12,602 (147)

Cyclic Nucleotide Phosphodiesterase Families as Targets to Treat Pulmonary Arterial Hypertension: Beyond PDE5 Inhibitors? [PDF]

open access: yesCells
Pulmonary arterial hypertension (PAH) is a fatal disease with no cure. Until recently, most specific therapies for PAH had aimed at enhancing cyclic nucleotide (cAMP and cGMP) pathways, taking advantage of the vasorelaxant and antiproliferative ...
Liting Wang   +2 more
doaj   +2 more sources

Cyclic Nucleotide Phosphodiesterase Type 5 Activity Limits Blood Flow to Hypoperfused Myocardium During Exercise [PDF]

open access: yesCirculation, 2000
Background—Nitric oxide (NO) causes vasodilation by stimulation of guanylate cyclase in vascular smooth muscle to produce cGMP. The resultant vasodilator effect is regulated by a family of cGMP phosphodiesterases (PDEs). Sildenafil, a selective inhibitor of PDE5 used for treatment of erectile dysfunction, has been found to cause relaxation of isolated ...
J H, Traverse   +3 more
openaire   +2 more sources

Identification and Localization of the Cyclic Nucleotide Phosphodiesterase 10A in Bovine Testis and Mature Spermatozoa. [PDF]

open access: yesPLoS ONE, 2016
In mammals, adenosine 3', 5'-cyclic monophosphate (cAMP) is known to play highly important roles in sperm motility and acrosomal exocytosis. It is known to act through protein phosphorylation via PRKA and through the activation of guanine nucleotide ...
Serge Goupil   +5 more
doaj   +1 more source

Roles of A-Kinase Anchoring Proteins and Phosphodiesterases in the Cardiovascular System

open access: yesJournal of Cardiovascular Development and Disease, 2018
A-kinase anchoring proteins (AKAPs) and cyclic nucleotide phosphodiesterases (PDEs) are essential enzymes in the cyclic adenosine 3’-5’ monophosphate (cAMP) signaling cascade.
Maria Ercu, Enno Klussmann
doaj   +1 more source

Dunce mutants of Drosophila melanogaster: mutants defective in the cyclic AMP phosphodiesterase enzyme system [PDF]

open access: yes, 1981
The cyclic AMP and cyclic GMP phosphodiesterase activities present in flies of six mutant strains of the dunce gene and in the parent wild- type strains are characterized. All of the mutants exhibit aberrant cyclic AMP metabolism.
Davis, Ronald L., Kiger, John A., Jr.
core   +1 more source

cAMP catalyzing phosphodiesterases control cholinergic muscular activity but their inhibition does not enhance 5-HT4 receptor-mediated facilitation of cholinergic contractions in the murine gastrointestinal tract [PDF]

open access: yes, 2018
Background: As the signal transduction of 5-HT4 receptors on cholinergic neurons innervating smooth muscle is controlled by phosphodiesterase (PDE) 4 in porcine stomach and colon, and human large intestine, the in vivo gastroprokinetic effects of a 5-HT4
Lefebvre, Romain, Pauwelyn, Vicky
core   +8 more sources

Bacillus anthracis edema factor substrate specificity: evidence for new modes of action [PDF]

open access: yes, 2012
Since the isolation of Bacillus anthracis exotoxins in the 1960s, the detrimental activity of edema factor (EF) was considered as adenylyl cyclase activity only.
Agrawal   +94 more
core   +2 more sources

Identification of murine phosphodiesterase 5A isoforms and their functional characterization in HL-1 cardiac cell line [PDF]

open access: yes, 2017
Phosphodiesterase 5A (PDE5A) specifically degrades the ubiquitous second messenger cGMP and experimental and clinical data highlight its important role in cardiac diseases.
Barbagallo, Federica   +13 more
core   +1 more source

The role of cyclic nucleotide phosphodiesterases in the regulation of adipocyte lipolysis

open access: yesJournal of Lipid Research, 2005
This study assessed the effects of selective inhibitors of 3′,5′-cyclic nucleotide phosphodiesterases (PDEs) on adipocyte lipolysis. IC224, a selective inhibitor of type 1 phosphodiesterase (PDE1), suppressed lipolysis in murine 3T3-L1 adipocytes (69.6 ±
Peter B. Snyder   +4 more
doaj   +1 more source

The Guanylate Cyclase C-cGMP Signaling Axis Opposes Intestinal Epithelial Injury and Neoplasia. [PDF]

open access: yes, 2018
Guanylate cyclase C (GUCY2C) is a transmembrane receptor expressed on the luminal aspect of the intestinal epithelium. Its ligands include bacterial heat-stable enterotoxins responsible for traveler\u27s diarrhea, the endogenous peptide hormones ...
Rappaport, Jeffrey A., Waldman, Scott A.
core   +2 more sources

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