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Traxoprodil atenua as convulsões induzidas por pentilenotetrazol
(Universidade Federal de Santa Maria, 2010-09-23)
There is evidence that while polyamines facilitate seizures by positively modulating N-methyl-D-aspartate receptors (NMDAr), selective antagonists of the NR2B-subunit decrease seizures. However, it remains undetermined ...
Envolvimento do sistema opióide na dependência de estado induzida pela arcaína em ratos
(Universidade Federal de Santa Maria, 2011-03-02)
Arcaine is a competitive antagonist of the polyamine binding site at the NMDA receptor which induces state-dependent recall. However, no study has addressed the involvement of other neurotransmitter/neuromodulators ...
Contribuição do receptor vaniloide na nocicepção induzida pela injeção periférica de poliaminas em camundongos
(Universidade Federal de Santa Maria, 2010-12-02)
Polyamines (putrescine, spermidine and spermine) are important endogenous regulators of ion channels, such as vanilloid (TRPV1), glutamatergic (NMDA or AMPA/kainate) and acid-sensitive (ASIC) receptors. In the present ...
Espermina reverte o dano de memória induzido por lipopolissacarídeo em camundongos
(Universidade Federal de Santa Maria, 2014-08-21)
Neuroinflammation is a neuropathological finding in a number of neurodegenerative diseases. Intraperitoneal injection of lipopolysaccharide (LPS) induces neuroinflammation and memory deficit. Spermine and spermidine are ...
A melhora da reconsolidação da memória induzida por espermidina envolve a proteína cinase dependente de cálcio
(Universidade Federal de Santa Maria, 2015-07-21)
The reactivation of a memory results in its destabilization, requiring a process of
memory reconsolidation to maintain it. Spermidine is an endogenous aliphatic amine
with polycationic structure that modulates ...