Auflistung Nach Schlagwort "Neurosciences"

The 5-HT1A receptor and recognition memory possible modulation of its behavioral effects by the nitrergic system

Pitsikas, N.; Tsitsirigou, S.; Zisopoulou, S.; Sakellaridis, N. (2005)

Functional activation of the 5-HT1A receptor inhibits cognition, although discrepant findings have also been reported. The present study was designed to investigate the role of the 5-HT1A receptor on recognition memory in ...

The 5-HT1A receptor antagonist WAY 100635 improves rats performance in different models of amnesia evaluated by the object recognition task

Pitsikas, N.; Rigamonti, A. E.; Cella, S. G.; Muller, E. E. (2003)

The effects of the 5-HT1A receptor antagonist WAY 100635 on recognition memory were investigated in two different amnestic models in the rat by using the object recognition task. WAY 100635 at I mg/kg, but not at 0.3 mg/kg, ...

The 5-HT2c receptor antagonist RO 60-0491 counteracts rats' retention deficits in a recognition memory task

Pitsikas, N.; Sakellaridis, N. (2005)

The effects of the 5-HT2C receptor antagonist RO 60-0491 on recognition memory were investigated in the rat by using the object recognition task. Post-training administration of RO 60-0491 at 3 mg/kg, but not at 1 mg/kg, ...

A1-antichymotrypsin gene polymorphism and cerebral hemorrhagic events in patients with traumatic brain injury

Dardioti, M.; Dardiotis, E.; Aggelakis, K.; Tasiou, A.; Paterakis, K.; Komnos, A.; Karantanas, A.; Xiromerisiou, G.; Papadimitriou, A.; Hadjigeorgiou, G. (2005)

A1-antichymotrypsin gene polymorphism and primary intracerebral hemorrhage (ICH)

Dardiotis, E.; Dardioti, M.; Aggelakis, K.; Komnos, A.; Noulas, G.; Paterakis, K.; Tasiou, A.; Papadimitriou, A.; Hadjigeorgiou, G. M. (2006)

Absence of aprataxin gene mutations in a Greek cohort with sporadic early onset ataxia and normal GAA triplets in frataxin gene

Daiou, C.; Christodoulou, K.; Xiromerisiou, G.; Panas, M.; Dardiotis, E.; Kladi, A.; Speletas, M.; Ntaios, G.; Papadimitriou, A.; Germenis, A.; Hadjigeorgiou, G. M. (2010)

Phenotype of patients with the aprataxin gene mutation varies and according to previous studies, screening of aprataxin gene could be useful, once frataxin gene mutation is excluded in patients with normal GAA expansion ...

Acute resistance exercise results in catecholaminergic rather than hypothalamic-pituitary-adrenal axis stimulation during exercise in young men

Fatouros, I.; Chatzinikolaou, A.; Paltoglou, G.; Petridou, A.; Avloniti, A.; Jamurtas, A.; Goussetis, E.; Mitrakou, A.; Mougios, V.; Lazaropoulou, C.; Margeli, A.; Papassotiriou, I.; Mastorakos, G. (2010)

Exercise is a paradigm of a stress situation. The adaptive response to stressors comprises the activation of the hypothalamic-pituitary-adrenal (HPA) axis and components of the autonomic sympathetic system. An aseptic ...

Age related changes in ocular motor testing in healthy subjects

Seferlis, F.; Chimona, T. S.; Papadakis, C. E.; Bizakis, J.; Triaridis, S.; Skoulakis, C. (2015)

The aim of the present study was the investigation of age influenced changes in ocular motility testing in healthy subjects. Two hundred and fifty subjects between 18 and 70 years old were enrolled in a prospective study. ...

Alpha-1 antichymotrypsin gene signal peptide A/T polymorphism and primary intracerebral hemorrhage

Dardiotis, E.; Hadjigeorgiou, G. M.; Dardioti, M.; Scarmeas, N.; Paterakis, K.; Aggelakis, K.; Komnos, A.; Tasiou, A.; Xiromerisiou, G.; Gabranis, I.; Zintzaras, E.; Papadimitriou, A.; Karantanas, A. (2008)

Background/Aims: Alpha-1 antichymotrypsin (ACT), a serine proteinase inhibitor, has been implicated in vascular pathology. The TT genotype of the ACT signal peptide A/T polymorphism has been reported to confer susceptibility ...

Alzheimer's Disease: SPECT and PET Tracers for Beta-Amyloid Imaging

Valotassiou, V.; Archimandritis, S.; Sifakis, N.; Papatriantafyllou, J.; Georgoulias, P. (2010)

The definite diagnosis of Alzheimer's disease (AD) is based on the detection of beta amyloid (A beta) plaques and neurofibrillary tangles (NFTs) - which are the pathological hallmarks of the disease- in the postmortem ...

ANESTHETIC KETAMINE IMPAIRS RATS' RECALL OF PREVIOUS INFORMATION. THE NITRIC OXIDE SYNTHASE INHIBITOR L-NAME ANTAGONIZES THIS KETAMINE-INDUCED RECOGNITION MEMORY DEFICIT

Boultadakis, A.; Pitsikas, N. (2011)

Angiotensin converting enzyme (ACE) I/D gene polymorphism and primary intracerebral hemorrhage (ICH)

Dardiotis, E.; Dardioti, M.; Aggelakis, K.; Komnos, A.; Noulas, G.; Paterakis, K.; Tasiou, A.; Papadimitriou, A.; Hadjigeorgiou, G. M. (2006)

Ankle-brachial index long-term outcome after first-ever ischaemic stroke

Milionis, H.; Vemmou, A.; Ntaios, G.; Makaritsis, K.; Koroboki, E.; Papavasileiou, V.; Savvari, P.; Spengos, K.; Elisaf, M.; Vemmos, K. (2013)

Background and purposeAnkle-brachial blood pressure index (ABI) is a clinical tool to identify the presence of peripheral artery disease. There is a scarcity of data associating ABI with long-term outcome in patients with ...

Apoptosis in mitochondrial encephalomyopathies; how frequent, how extensive, how relevant

Kyriakides, T.; Feldmann, M.; Charalambous, R.; Hadjisavvas, A.; Koutsou, L.; Christodoulou, K.; Kyriakou, K.; Hadjigeorgiou, G.; Papademetriou, A.; Dardiotis, T.; Manta, P.; Vassilopoulos, D.; Vonta, I. (2009)

AQP4 Tag Single Nucleotide Polymorphisms in Patients with Traumatic Brain Injury

Dardiotis, E.; Paterakis, K.; Tsivgoulis, G.; Tsintou, M.; Hadjigeorgiou, G. F.; Dardioti, M.; Grigoriadis, S.; Simeonidou, C.; Komnos, A.; Kapsalaki, E.; Fountas, K.; Hadjigeorgiou, G. M. (2014)

Accumulating evidence suggests that the extent of brain injury and the clinical outcome after traumatic brain injury (TBI) are modulated, to some degree, by genetic variants. Aquaporin-4 (AQP4) is the predominant water ...

Assessment of Parkinson's disease risk loci in Greece

Kara, E.; Xiromerisiou, G.; Spanaki, C.; Bozi, M.; Koutsis, G.; Panas, M.; Dardiotis, E.; Ralli, S.; Bras, J.; Letson, C.; Edsall, C.; Pliner, H.; Arepalli, S.; Kalinderi, K.; Fidani, L.; Bostantjopoulou, S.; Keller, M. F.; Wood, N. W.; Hardy, J.; Houlden, H.; Stefanis, L.; Plaitakis, A.; Hernandez, D.; Hadjigeorgiou, G. M.; Nalls, M. A.; Singleton, A. B. (2014)

Genome-wide association studies (GWAS) have been shown to be a powerful approach to identify risk loci for neurodegenerative diseases. Recent GWAS in Parkinson's disease (PD) have been successful in identifying numerous ...

Association between AKT1 gene and Parkinson's disease: A protective haplotype

Xiromerisiou, G.; Hadjigeorgiou, G. M.; Papadimitriou, A.; Katsarogiannis, E.; Gourbali, V.; Singleton, A. B. (2008)

Variation in AKT1 has been associated with schizophrenia, bipolar disease and type 11 diabetes. The aim of the present study was to investigate the potential role of variability within AKT1 as a risk factor for Parkinson's ...

Association between PIK3C2B gene and Parkinson's disease: evidence for involvement of the PI3K/AKT pathway

Xiromerisiou, G.; Dardiotis, E.; Kountra, P.; Patramani, I.; Vogiatzi, C.; Katsavaki, M.; Tsimourtou, V.; Ralli, S.; Markou, K.; Papadimitriou, A.; Hadjigeorgiou, G. (2010)

Association of ischaemic stroke subtype with long-term cardiovascular events

Ntaios, G.; Papavasileiou, V.; Makaritsis, K.; Milionis, H.; Michel, P.; Vemmos, K. (2014)

Background and purpose: There is no strong evidence that all ischaemic stroke types are associated with high cardiovascular risk. Our aim was to investigate whether all ischaemic stroke types are associated with high ...

Association of tau haplotype-tagging polymorphisms with Parkinson's disease in diverse ethnic Parkinson's disease cohorts

Fung, H. C.; Xiromerisiou, G.; Gibbs, J. R.; Wu, Y. R.; Eerola, J.; Gourbali, V.; Hellstrom, O.; Chen, C. M.; Duckworth, J.; Papadimitriou, A.; Tienari, P. J.; Hadjigeorgiou, G. M.; Hardy, J.; Singleton, A. B. (2006)

Background: The overlap in the clinical and pathological features of tauopathies and synucleinopathies raises the possibility that the tau protein may be important in Parkinson's disease (PD) pathogenesis. Several MAPT ...