Results 41 to 50 of about 37,457,458 (124)

Cyclic 3'-5' guanosine monophosphate-dependent activity in Leishmania amazonensis

open access: yes, 2003
Although there are some data concerning the nitric oxide and the cyclic 3'-5'guanosine monophosphate (cGMP) signaling pathway in trypanosomatids, there is no report about the cGMP-dependent enzymatic activity identification.
Géigel, LF   +5 more
core   +2 more sources

Design and Synthesis of novel amphiphilic Guanosine-based Nucleolipids

open access: yes, 2010
We here describe the preparation of a small library of amphiphilic guanosine derivatives, functionalized with fatty acids or lipid derivatives at the 2’ and 3’-OH moieties and incorporating different hydrophilic group at the 5’-OH position, starting from
DE NAPOLI, LORENZO   +3 more
core  

GUANOSINE BASED NANODEVICES

open access: yes, 2009
In this talk I will report on nanotechnological strategies to fabricate electronic devices based on guanosines and guanosine-oligothiophenes complexes.
SPADA, GIAN PIERO   +4 more
core   +1 more source

Guanosine-based Nucleolipids: Design, Synthesis and Gelling Properties

open access: yes, 2010
A mini-library of amphiphilic guanosine derivatives, functionalized with fatty acids or lipid derivatives at the 2’ and 3’-OH moieties and incorporating different hydrophilic group at the 5’-OH position, has been prepared to study their self-assembly
D. Milano   +4 more
core  

Guanosine-based amphiphiles: synthesis, biophysical characterization and biological activity

open access: yes, 2011
A mini-library of amphiphllic guanosine derivatives has been prepared starting from a unique, fully base-protected precursor, and analyzed in their G-quadruplex formation ability, ion transport properties and antiproliferative ...
DE NAPOLI, LORENZO   +6 more
core  

O efeito trófico dos derivados da guanina em culturas de astrócitos e neurônios cerebelares [PDF]

open access: yes, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Programa de Pós-Graduação em Neurociências.Neste estudo foi avaliado o efeito de GMP ou Guanosina em três diferentes situações: o efeito trófico sobre ...
Decker, Helena
core  

Characterization of contractile P2 receptors in human coronary arteries by use of the stable pyrimidines uridine 5'-O-thiodiphosphate and uridine 5'-O-3-thiotriphosphate

open access: yes, 2000
The present study was designed to evaluate the relative contribution of the different contractile P2 receptors in endothelium-denuded human coronary arteries by use of extracellular nucleotides, including the stable pyrimidines uridine 5'-O-3 ...
Pantev, E   +6 more
core  

Leukotriene C4 binds to receptors and has positive inotropic effects in bullfrog heart. Journal of Pharmacology and Experimental Therapeutics

open access: yes, 1991
ABBREVIATIONS: LT, leukotnene; dT/dt, derivative of developed tension over time; B,,,.
Matt Chiono   +3 more
core  

Estudo dos mecanismos da neuroproteção promovida pela guanosina em fatias de hipocampo de ratos submetidas à privação de glicose e oxigênio [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Programa de Pós-Graduação em Neurociências.Os derivados da guanina têm sido implicados em vários efeitos extracelulares, como a modulação do sistema ...
Dal-Cim, Tharine Aparecida
core  

Synthesis and properties of O-beta-D-ribofuranosyl-(1''-> 2')-guanosine-5''-O-phosphate and its derivatives

open access: yes, 2003
The efficient synthesis of O-beta-D-ribofuranosyl-(1"-2')-guanosine-5"-O-phosphate and O-beta-D-ribofuranosyl-(1"-->2')-adenosine-5"-O-phosphate, minor tRNA components, have been developed.
Efimtseva, E.V.   +6 more
core   +1 more source

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