Evidence for coordinated induction and repression of ecto-5'-nucleotidase (CD73) and the A2a adenosine receptor in a human B cell line [PDF]
In the human B cell line P493-6 two mitogenic signals, the EpsteinBarr virus nuclear antigen 2 (EBNA2) and myc, can be independently regulated by means of an estrogen receptor fusion construct or an inducible expression vector, respectively.
Burgemeister R. +6 more
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Estradiol regulation of nucleotidases in female reproductive tract epithelial cells and fibroblasts. [PDF]
The use of topical and oral adenosine derivatives in HIV prevention that need to be maintained in tissues and cells at effective levels to prevent transmission prompted us to ask whether estradiol could influence the regulation of catabolic nucleotidase ...
Zheng Shen +7 more
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One of the hydrolytic enzymes that catalyzes the hydrolysis of 5' -nucleotides into ribonucleosides and phosphate is the 5'nucleotidase, which is found in several organs.
Sameer M. Al-Gorany +1 more
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Acidosis Is a Key Regulator of Osteoblast Ecto-Nucleotidase Pyrophosphatase/Phosphodiesterase 1 (NPP1) Expression and Activity [PDF]
Previous work has shown that acidosis prevents bone nodule formation by osteoblasts in vitro by inhibiting mineralisation of the collagenous matrix.
Arnett, T R +4 more
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ATP as a presynaptic modulator [PDF]
© 2000 Elsevier Science Inc.There is considerable evidence that ATP acts as a fast transmitter or co-transmitter in autonomic and sensory nerves mostly through activation of ionotropic P2X receptors but also through metabotropic P2Y receptors. By analogy,
Cunha, Rodrigo A., Ribeiro, J. A.
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Activity-dependent release of Adenosine: a critical re-evaluation of mechanism [PDF]
Adenosine is perhaps the most important and universal modulator in the brain. The current consensus is that it is primarily produced in the extracellular space from the breakdown of previously released ATP.
Wall, Mark J., Dale, Nicholas
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Nucleotides are the basic elements of the genetic material, participate in bio-energetic processes, are cofactors and components of secondary metabolites, etc. Nucleotide hydrolases (nucleotidases) are phosphatases that remove the 5'-phosphate group from
G. GALVEZ-VALDIVIESO +3 more
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ACTIVITY OF AMP DEAMINASE AND 5′-NUCLEOTIDASE IN THE CYTOSOLIC KIDNEY FRACTION OF RATS UNDER THE CONDITIONS OF DIFFERENT PROTEIN AND SUCROSE CONTENT IN A DIET [PDF]
Aim. The goal of this work was to evaluate the activity of AMP deaminase and 5′-nucleotidase in the cytosolic kidney fraction of rats under the conditions of different protein and sucrose content in a diet./ Methods. In the study, 10-12 week old white
A. S. Boichu, O. M. Voloshchuk
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Snake Venomics and Antivenomics of Bothrops diporus, a Medically Important Pitviper in Northeastern Argentina [PDF]
Snake species within genus Bothrops are responsible for more than 80% of the snakebites occurring in South America. The species that cause most envenomings in Argentina, B.
Calvete, Juan J. +3 more
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Comparison of four different algorithms for the calculation of radioimmunoassay standard curves [PDF]
Peer ...
Herndl, R. +2 more
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