Results 31 to 40 of about 25,706,191 (121)

c-di-GMP phosphodiesterase ProE interacts with quorum sensing protein PqsE to promote pyocyanin production in Pseudomonas aeruginosa

open access: yesmSphere
The universal bacterial second messenger bis-(3′-5′)-cyclic dimeric guanosine monophosphate (c-di-GMP) plays critical roles in regulating a variety of bacterial functions such as biofilm formation and virulence.
Qishun Feng   +5 more
doaj   +1 more source

The role of type 4 phosphodiesterases in generating microdomains of cAMP: Large scale stochastic simulations [PDF]

open access: yes, 2010
Cyclic AMP (cAMP) and its main effector Protein Kinase A (PKA) are critical for several aspects of neuronal function including synaptic plasticity. Specificity of synaptic plasticity requires that cAMP activates PKA in a highly localized manner despite ...
Terrin, A.   +35 more
core   +2 more sources

Effects of phosphodiesterase inhibitors, imidazole and phosphate on cyclic CMP phosphodiesterase are different from those on cyclic AMP and cyclic GMP phosphodiesterases

open access: yes, 1978
The effects of various agents on the newly identified cyclic CMP phosphodiesterase (C-PDE) in crude extracts of a number of rat tissues and on the enzyme partially purified from the rat liver were examined. Papaverine and 1-methyl-3-isobutylxanthine were
Helfman, D M   +3 more
core   +4 more sources

Purification of Advanced Therapeutics by Flow‐Through Pseudo‐Affinity Chromatography: Bi‐Specific mABs, Fc Fusion Proteins, and Adeno‐Associated Viruses

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Modern biopharmaceutical manufacturing requires purification platforms capable of processing structurally and functionally diverse products while addressing the challenge of removing persistent and high‐risk host cell proteins (HCPs).
Wenning Chu   +23 more
wiley   +1 more source

Donkwa Enriched With Goron‐Tula (Azanza garckeana) Modulates Sexual Behavior and Activity of Enzymes Linked With Erectile Dysfunction in High‐Fat Diets/ Streptozotocin‐Induced (STZ/HFD) Diabetic Rats

open access: yesFood Chemistry International, EarlyView.
(A) Mount number, (B) mount latency, (C) intromission number, and (D) intromission latency are the parameters of sexual behavior. Met = metformin. D100 = 100 Donkwa. D90G10 = 90% Donkwa + 10% Goron‐Tula. D85G15 = 85% Donkwa + 15% Goron‐Tula. D80G20 = 80% Donkwa + 20% Goron‐Tula. The mean ± standard error of the mean (SEM) expressed the results. *Values
O. T. Mamukuyomi   +2 more
wiley   +1 more source

Correlates of Plasma NT‐proBNP/Cyclic GMP Ratio in Heart Failure With Preserved Ejection Fraction: An Analysis of the RELAX Trial

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Background Phosphodiesterases degrade cyclic GMP (cGMP), the second messenger that mediates the cardioprotective effects of natriuretic peptides. High natriuretic peptide/cGMP ratio may reflect, in part, phosphodiesterase activity.
Leonard Chiu   +11 more
doaj   +1 more source

Inhibitors of Cyclic Dinucleotide Phosphodiesterases and Cyclic Oligonucleotide Ring Nucleases as Potential Drugs for Various Diseases. [PDF]

open access: yesCells
The phosphodiester linkage is found in DNA, RNA and many signaling molecules, such as cyclic mononucleotide, cyclic dinucleotides (CDNs) and cyclic oligonucleotides (cONs). Enzymes that cleave the phosphodiester linkage (nucleases and phosphodiesterases)
Vennard CS, Oladeji SM, Sintim HO.
europepmc   +2 more sources

Advances in Immunological Combination Therapy for Colorectal Cancer

open access: yesiMetaMed, EarlyView.
Review the progress of combined immunotherapy for colorectal cancer. ABSTRACT Immune checkpoint inhibitors (ICIs) have been utilized extensively and shown to be therapeutically beneficial in the treatment of solid tumors in recent years. Nonetheless, considerable heterogeneity in Colorectal cancer (CRC) requires careful consideration.
Jiayue Wu   +7 more
wiley   +1 more source

Mass Spectrometry Insights Into Post‐Translational Modifications in Extracellular Vesicles

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Extracellular vesicles (EVs) are membrane‐enclosed structures secreted by virtually all living cells, serving as essential mediators of intercellular communication in both physiological and pathological processes. There is growing interest in their potential applications as biomarkers, therapeutic targets, and drug delivery systems, which ...
Dávid Virág   +5 more
wiley   +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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