Kurumun Atıf Alan Makalesi
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Molecular Mechanisms of Early and Late LTP
Scopus
Toplam 127 atıf DOI
LTP is the most intensively studied cellular model of the memory and generally divided at least two distinct phases as early and late. E-LTP requires activation of CaMKII that initiates biochemical events and trafficking of proteins, which eventually potentiate synaptic transmission, and is independent of de novo protein synthesis. In contrast, L-LTP requires gene expression and local protein synthesis regulated via TrkB receptor- and functional prions CPEB2-3-mediated translation. Maintenance of LTP for longer periods depends on constitutively active PKMζ. Throughout this review, current knowledge about early and late phases of LTP will be reviewed.
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The Effect of Vitamin E Supplementation on Brain Tissue Element Levels in Epileptic Rats
Scopus
Havuzumuzda Open Access 3 atıf almış
The aim of this study was to investigate how the application of vitamin E affected the levels of chemical elements in the brain tissues of epilepsy-induced rats. 40 adult Wistar male rats were separated into 4 equal groups: Group 1: control, Group 2: vitamin E; Group 3: penicillin to induce epileptic form activity and Group 4: penicillin + vitamin E. After three months of treatment, an Atomic Absorption Spectrophotometer was used to analyze the presence of the elements in brain tissue sections (brain, brainstem, and cerebellum) of the decapitated animals. The levels of magnesium in the groups that received vitamin E (G2 and 4) were significantly higher than in the control group (G1) and the first epilepsy group (G3) (p<0.05). Chrome and zinc levels in brain, brainstem, and cerebellum tissue of the two epilepsy groups (G3–4) decreased significantly compared to the control group (G1) and the vitamin E group (G2) (p<0.05). The levels of copper in the brainstem and lead in the cerebellum of the first epilepsy group (G3) were higher than in all other groups (p<0.05). The results showed that the application of vitamin E in experimental epilepsy may have a limited effect on element metabolism in brain tissue. A decline in zinc levels in the brain, brainstem and cerebellum tissues in epilepsy groups constitutes another result of our study. This should be examined further to determine whether decreased levels of zinc play a role in epilepsy pathogenesis.
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Kurumlar (3)
Bursa Uludağ Üniversitesi
Bursa, Turkey
Ondokuz Mayis University, Medical School
Samsun, Turkey
Selçuk Tip Fakültesi
Konya, Turkey