Results 71 to 80 of about 65,255 (135)

A Purine Nucleotide Biosynthesis Enzyme Guanosine Monophosphate Reductase Is a Suppressor of Melanoma Invasion

open access: yesCell Reports, 2013
Melanoma is one of the most aggressive types of human cancers, and the mechanisms underlying melanoma invasive phenotype are not completely understood. Here, we report that expression of guanosine monophosphate reductase (GMPR), an enzyme involved in de ...
Joseph A. Wawrzyniak   +19 more
doaj   +1 more source

Phosphorylation of purine and pyrimidine nucleosides by isolated rat liver mitochondria [PDF]

open access: yes, 1975
Formation of 5'-AMP, 5'-GMP, 5'-CMP and 5'UMP was confirmed in isolated rat liver mitochondria incubated with alpha-ketoglutarate, inorganic phosphate, purine nucleoside and pyrimidine nucleoside. Increased incorporation of 32Pi into ATP, GTP and UTP was
Inaba, Kozo, Oda, Takuzo
core   +1 more source

Incorporation of tritiated cytidine into ribonucleic acid by isolated pea nuclei [PDF]

open access: yes, 1962
A new method for the isolation of the nuclei from plant tissue has been devised. This method consists in passing the plant tissue through a set of spring-loaded, counter-rotating rollers and collecting the liberated nuclei in sucrose solution containing ...
Chipchase, Margaret I., Rho, Joon H.
core   +1 more source

The Construction and Application of a New Screening Method for Phosphodiesterase Inhibitors

open access: yesBiosensors
Phosphodiesterases (PDEs), a superfamily of enzymes that hydrolyze cyclic adenosine monophosphate (cAMP) and cyclic guanosine monophosphate (cGMP), are recognized as a therapeutic target for various diseases.
Chunhua Gao   +8 more
doaj   +1 more source

Surface-enhanced Raman Scattering Enhancement Factors for RNA Mononucleotides on Silver Nanoparticles

open access: yesCroatica Chemica Acta, 2015
Surface-enhanced Raman scattering (SERS) enhancement factors (EF) were evaluated for RNA mononucleotides: adenosine 5'-monophosphate (AMP), guanosine 5'-monophosphate (GMP), cytidine 5'-monophosphate (CMP) and uridine 5'-monophosphate (UMP), on silver ...
Snežana Miljanić   +4 more
doaj   +1 more source

The Molecular Organization of Human cGMP Specific Phosphodiesterase 6 (PDE6): Structural Implications of Somatic Mutations in Cancer and Retinitis Pigmentosa

open access: yesComputational and Structural Biotechnology Journal, 2019
In the cyclic guanosine monophosphate (cGMP) signaling pathway, phosphodiesterase 6 (PDE6) maintains a critical balance of the intracellular concentration of cGMP by catalyzing it to 5′ guanosine monophosphate (5′-GMP).
Arooma Maryam   +6 more
doaj  

Short hairpin RNA targeting insulin-like growth factor binding protein-3 restores the bioavailability of insulin-like growth factor-1 in diabetic rats

open access: yesInternational Brazilian Journal of Urology, 2016
Purpose To investigate whether intracavernosal injection of short hairpin RNA for IGFBP-3 could improve erectile function in streptozotocin-induced diabetic rats.
Zhang-Yan Zhou   +10 more
doaj   +1 more source

A Homogeneous Bioluminescent System to Monitor Cyclic Guanosine Monophosphate. [PDF]

open access: yesACS Pharmacol Transl Sci, 2023
Murray NH   +6 more
europepmc   +1 more source

NF-KB protein purification from bovine spleen: Nucleotide stimulation and binding site specificity [PDF]

open access: yes, 1988
The activity of the enhancer for the κ immunoglobulin light chain gene critically depends on the presence in the nucleus of the NF-κB protein. We purified NF-κB over 50,000-fold and identified two protein species, 42 and 44 kDa, that could be eluted and ...
Baltimore, David   +3 more
core  

Effects of cyclic nucleotides on midgut infections and maturation of T. b. brucei in G. m. morsitans

open access: yesParasites & Vectors, 2008
Cyclic nucleotide signalling through cyclic adenosine monophosphate (cAMP) is thought to play an important role in the transformation of the long slender (dividing) form to the short-stumpy (arrested) form in the mammalian bloodstream but the role of ...
Maudlin Ian   +2 more
doaj   +1 more source

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