Yazar "Güntekin, Bahar" için Araştırma Çıktıları | TR-Dizin | WoS | Scopus | PubMed listeleme
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Event-related alpha and beta phase-locking decreased in DLB and PDD compared to ADD during the visual oddball task
Yıldırım, E.; Yener, Görsev; Hanoğlu, Lütfü; Helvacı Yılmaz, Nesrin; Güntekin, Bahar (Elsevier, 2023)Introduction: Alzheimer's disease dementia (ADD), Parkinson's disease dementia (PDD), and dementia with Lewy bodies (DLB) are the most common types of dementia. In the last years, one of the essential questions is what are ... -
Event-related brain oscillatory responses topographically differentiated between visual and auditory emotional stimuli
Dalmızrak, Esra; Güntekin, Bahar (Elsevier, 2023)Previous EEG studies using emotional stimuli have successfully demonstrated that EEG-brain oscillation responses are sensitive to the valance and arousal of the stimulus. While the valance is represented by increased beta ... -
Event-related delta and theta responses may reflect the valence discrimination in the emotional oddball task
Bölükbaş, Burcu; Aktürk, Tuba; Ardalı, Hilal; Dündar, Yasemin; Güngör, Ceren; Kahveci, Şaika; Güntekin, Bahar (Springer Science and Business Media Deutschland GmbH, 2023)How emotion and cognition interact is still a matter of debate. Investigation of this interaction in terms of the brain oscillatory dynamics appears to be an essential approach. To investigate this topic, we designed two ... -
Event-related EEG oscillatory responses elicited by dynamic facial expression
Aktürk, Tuba; de Graaf, Tom A.; Abra, Yasemin; Şahoğlu Göktaş, Sevilay; Özkan, Dilek; Kula, Aysun; Güntekin, Bahar (BMC, 2021)Background Recognition of facial expressions (FEs) plays a crucial role in social interactions. Most studies on FE recognition use static (image) stimuli, even though real-life FEs are dynamic. FE processing is complex and ... -
Evoked and induced EEG oscillations to visual targets reveal a differential pattern of change along the spectrum of cognitive decline in Alzheimer's Disease
Tülay, Emine Elif; Güntekin, Bahar; Yener, Görsev; Bayram, Ali; Başar Eroğlu, Canan; Demiralp, Tamer (Elsevier, 2020)In recent years, quantitative variables derived from the electroencephalogram (EEG) attract an increasing interest for the evaluation of neurodegenerative diseases, as EEG registers the neuro-electric activity with a high ... -
A fast transform for brain connectivity difference evaluation
Zanin, Massimiliano; Ivanoska, Ilinka; Güntekin, Bahar; Yener, Görsev; Loncar-Turukalo, Tatjana; Jakovljevic, Niksa; Sveljo, Olivera; Papo, David (Humana Press Inc, 2022)Anatomical and dynamical connectivity are essential to healthy brain function. However, quantifying variations in connectivity across conditions or between patient populations and appraising their functional significance ... -
Functional cortical source connectivity of resting state electroencephalographic alpha rhythms shows similar abnormalities in patients with mild cognitive impairment due to Alzheimer's and Parkinson's diseases
Babiloni, Claudio; Del Percio, Claudio; Lizio, Roberta; Noce, Giuseppe; Lopez, Susanna; Soricelli, Andrea; Ferri, Raffaele; Pascarelli, Maria Teresa; Catania, Valentina; Nobili, Flavio; Arnaldi, Dario; Fama, Francesco; Orzi, Francesco; Buttinelli, Carla; Giubilei, Franco; Bonanni, Laura; Franciotti, Raffaella; Onofrj, Marco; Stirpe, Paola; Fuhr, Peter; Gschwandtner, Ute; Ransmayr, Gerhard; Garn, Heinrich; Fraioli, Lucia; Pievanim, Michela; D'Antonio, Fabrizia; De Lena, Carlo; Güntekin, Bahar; Hanoğlu, Lütfü; Başar, Erol; Yener, Görsev; Emek-Savas, Derya Durusu; Triggiani, Antonio Ivano; Taylor, John Paul; De Pandis, Maria Francesca; Vacca, Laura; Frisoni, Giovanni B.; Stocchi, Fabrizio (Elsevier Ireland Ltd, 2018)Objective: This study tested the hypothesis that markers of functional cortical source connectivity of resting state eyes-closed electroencephalographic (rsEEG) rhythms may be abnormal in subjects with mild cognitive ... -
Immature event-related alpha dynamics in children compared with the young adults during inhibition shown by day-night stroop task
Güntekin, Bahar; Alptekin, Simay; Yıldırım, Ebru; Aktürk, Tuba; Uzunlar, Hakan; Çalışoğlu, Pervin; Eroğlu Ada, Figen; Atay, Enver; Ceran, Ömer (Frontiers Media SA, 2023)Introduction: Inhibitory control develops gradually from infancy to childhood and improves further during adolescence as the brain matures. Related previous studies showed the indispensable role of task-related alpha power ... -
Impaired brain in neurodegenerative disorders: A neurodynamic approach
Güntekin, Bahar; Sequeira, Henrique (Elsevier, 2021)Neurodegenerative processes in the brain are associated withpathophysiology causing axonal dysfunction, neuronal loss, and brainatrophy. They are also related to abnormal brain electrical activitywhich can be recorded with ... -
Impairment in recognition of emotional facial expressions in Alzheimer's disease is represented by EEG theta and alpha responses
Güntekin, Bahar; Hanoǧlu, Lütfü; Aktürk, Tuba; Ruşen, Ece; Yıldırım, Ebru; Yener, Görsev (Blackwell Publishing Inc., 2019)Behavioral studies have shown that the recognition of facial expressions may be impaired in patients with Alzheimer's disease (AD). The identification and recognition of a facial expression might be represented by event-related ... -
Increased long distance event-related gamma band connectivity in Alzheimer's disease
Başar, Erol; Femir, Banu; Emek Sayaş, Derya Durusu; Güntekin, Bahar; Yener, Görsev G. (Elsevier Science Ltd., 2017)Background: Brain oscillatory responses can be used for non-invasive analyses of cortico-cortical connectivity, local neuronal synchronization, and coherence of oscillations in many neuropsychiatric conditions including ... -
Levodopa may affect cortical excitability in Parkinson's disease patients with cognitive deficits as revealed by reduced activity of cortical sources of resting state electroencephalographic rhythms
Babiloni, Claudio; del Percio, Claudio; Lizio, Roberta; Noce, Giuseppe; Lopez, Susanna; Soricelli, Andrea; Ferri, Raffaele; Pascarelli, Maria Teresa; Catania, Valentine; Nobili, Flavio; Arnaldi, Dario; Fama, Francesco; Orzi, Francesco; Buttinelli, Carla; Giubilei, Franco; Bonanni, Laura; Franciotti, Raffaella; Onofrj, Marco; Stirpe, Paola; Fuhr, Peter; Gschwandtner, Ute; Ransmayr, Gerhard; Fraioli, Lucia; Parnetti, Lucilla; Farotti, Lucia; Pievani, Michela; D'Antonio, Fabrizia; de Lena, Carlo; Güntekin, Bahar; Hanoğlu, Lütfü; Yener, Görsev; Emek Savaş, Derya Durusu; Triggiani, Antonio Ivano; Taylor, John Paul; McKeith, Ian; Stocchi, Fabrizio; Vacca, Laura; Frisoni, Giovanni B.; de Pandis, Maria Francesca (Elsevier Science Inc, 2019)We hypothesized that dopamine neuromodulation might affect cortical excitability in Parkinson's disease (PD) patients set in quiet wakefulness, as revealed by resting state eyes-closed electroencephalographic (rsEEG) rhythms ... -
Lower oddball event-related EEG delta and theta responses in patients with dementia due to Parkinson's and Lewy body than Alzheimer's disease
Yıldırım, Ebru; Aktürk, Tuba; Hanoğlu, Lütfü; Yener, Görsev; Babiloni, Claudio; Güntekin, Bahar (Elsevier Inc., 2024)Oddball task-related EEG delta and theta responses are associated with frontal executive functions, which are significantly impaired in patients with dementia due to Parkinson's disease (PDD) and Lewy bodies (DLB). The ... -
Measures of resting state EEG rhythms for clinical trials in Alzheimer's disease: Recommendations of an expert panel
Babiloni, Claudio; Arakaki, Xianghong; Azami, Hamed; Bennys, Karim; Blinowska, Katarzyna; Bonanni, Laura; Bujan, Ana; Carrillo, Maria C.; Cichocki, Andrzej; de Frutos-Lucas, Jaisalmer; del Percio, Claudio; Dubois, Bruno; Edelmayer, Rebecca; Egan, Gary; Epelbaum, Stephane; Escudero, Javier; Evans, Alan; Farina, Francesca; Fargo, Keith; Fernandez, Alberto; Ferri, Raffaele; Frisoni, Giovanni; Hampel, Harald; Harrington, Michael G.; Jelic, Vesna; Jeong, Jaeseung; Jiang, Yang; Kaminski, Maciej; Kavcic, Voyko; Kilborn, Kerry; Kumar, Sanjeev; Lam, Alice; Lim, Lew; Lizio, Roberta; Lopez, David; Lopez, Susanna; Lucey, Brendan; Maestu, Fernando; McGeown, William J.; McKeith, Ian; Moretti, Davide Vito; Nobili, Flavio; Noce, Giuseppe; Olichney, John; Onofrj, Marco; Osorio, Ricardo; Parra-Rodriguez, Mario; Rajji, Tarek; Ritter, Petra; Soricelli, Andrea; Stocchi, Fabrizio; Tarnanas, Ioannis; Taylor, John Paul; Teipel, Stefan; Tucci, Federico; Valdes-Sosa, Mitchell; Valdes-Sosa, Pedro; Weiergraeber, Marco; Yener, Görsev; Güntekin, Bahar (Wiley, 2021)The Electrophysiology Professional Interest Area (EPIA) and Global Brain Consortium endorsed recommendations on candidate electroencephalography (EEG) measures for Alzheimer's disease (AD) clinical trials. The Panel reviewed ... -
The modulation of delta responses in the interaction of brightness and emotion
Kurt, Pinar; Eroğlu, Kübra; Kuzgun, Tubanur Bayram; Güntekin, Bahar (Elsevier Science Bv, 2017)The modulation of delta oscillations (0.5-3.5 Hz) by emotional stimuli is reported. Physical attributes such as color, brightness and spatial frequency of emotional visual stimuli have crucial effect on the perception of ... -
Neuroecological links of the exposome and one health
Ibanez, Agustin; Melloni, Lucia; Świeboda, Paweł; Hynes, William; İkiz, Burçin; Ayadi, Rym; Thioye, Massamba; Walss Bass, Consuelo; Güntekin, Bahar; Mishra, Jyoti; Salama, Mohamed; Dunlop, Sarah; Duran Aniotz, Claudia; Eyre, Harris (2024)This NeuroView assesses the interplay among exposome, One Health, and brain capital in health and disease. Physical and social exposomes affect brain health, and green brain skills are required for environmental health ...