Search Results - "Bellebaum, C."

Cognitive deficits in narcolepsy by NAUMANN, A., BELLEBAUM, C., DAUM, I.

“…Summary The aim of the investigations was to explore the nature and the severity of cognitive deficits in narcolepsy patients. In two studies, narcolepsy…”
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Event-related potentials evoked by passive visuospatial perception in rats and humans reveal common denominators in information processing by Hauser, M. F. A., Wiescholleck, V., Colitti-Klausnitzer, J., Bellebaum, C., Manahan-Vaughan, Denise

“…In the human cortex, event-related potentials (ERPs) are triggered in response to sensory, cognitive or motor stimuli. Due to the inherent difficulties of…”
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Strategies in probabilistic feedback learning in Parkinson patients OFF medication by Bellebaum, C, Kobza, S, Ferrea, S, Schnitzler, A, Pollok, B, Südmeyer, M

“…Highlights • Parkinson’s Disease (PD) patients show more lose-shift behavior than controls. • Acquisition in PD patients correlates negatively with lose-shift…”
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Dynamic changes of resting state connectivity related to the acquisition of a lexico-semantic skill by Schlaffke, L., Schweizer, L., Rüther, N.N., Luerding, R., Tegenthoff, M., Bellebaum, C., Schmidt-Wilcke, T.

“…The brain undergoes adaptive changes during learning. Spontaneous neural activity has been proposed to play an important role in acquiring new information…”
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The neural coding of expected and unexpected monetary performance outcomes: Dissociations between active and observational learning by Bellebaum, C., Jokisch, D., Gizewski, E.R., Forsting, M., Daum, I.

“…► Learning performance is similar for active and observational feedback learning. ► The anterior caudate nucleus is activated more strongly for active…”
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P80. Effects of deep brain stimulation on active and observational feedback learning in Parkinson’s disease by Meißner, S.N, Südmeyer, M, Keitel, A, Pollok, B, Bellebaum, C

“…Decisions about how to respond optimally in daily life are often guided by learning from consequences of chosen actions. Response-outcome associations can be…”
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The role of the human thalamus in processing corollary discharge by Bellebaum, C., Daum, I., Koch, B., Schwarz, M., Hoffmann, K.-P.

“…Corollary discharge signals play an important role in monitoring self-generated movements to guarantee spatial constancy. Recent work in macaques suggests that…”
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P670: Neural correlates of semantic vs. perceptual analysis of morse-code (MC) stimuli by Schlaffke, L, Ruether, N, Heba, S, Bellebaum, C, Tegenthoff, M, Schmidt-Wilcke, T

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It is less than you expected: The feedback-related negativity reflects violations of reward magnitude expectations by Bellebaum, Christian, Polezzi, David, Daum, Irene

“…▶ The FRN codes deviations of reward magnitude expectations. ▶ The FRN in response to no reward is larger for higher potential rewards. ▶ This effect does not…”
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It Was Not MY Fault: Event-Related Brain Potentials in Active and Observational Learning from Feedback by Bellebaum, Christian, Kobza, Stefan, Thiele, Stefan, Daum, Irene

“…Performance feedback during learning is accompanied by a negative event-related potentials (ERP) component, the feedback-related negativity (FRN), which codes…”
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Focal basal ganglia lesions are associated with impairments in reward-based reversal learning by Bellebaum, Christian, Koch, Benno, Schwarz, Michael, Daum, Irene

“…The basal ganglia (BG) are thought to play a key role in learning from feedback, with mesencephalic dopamine neurons coding errors in reward prediction,…”
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Semantic features of associatively encoded pairs modulate early source memory effects during retrieval by Pergola, G., Suchan, B., Bellebaum, C.

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Time course of cross-hemispheric spatial updating in the human parietal cortex by Bellebaum, Christian, Daum, Irene

“…In human parietal cortex, the retinal location of a just seen visual stimulus is updated from one hemisphere to the other, when a horizontal eye movement…”
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Effects of Age and Awareness on Eyeblink Conditional Discrimination Learning by Bellebaum, Christian, Daum, Irene

“…The present study aimed to assess the effects of aging and awareness on conditional discrimination learning within an eyeblink conditioning procedure by using…”
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Clipping versus Coiling: Neuropsychological Follow up After Aneurysmal Subarachnoid Haemorrhage (SAH) by Bellebaum, Christian, Schäfers, Lasse, Schoch, Beate, Wanke, Isabel, Stolke, Dietmar, Forsting, Michael, Daum, Irene

“…Patients treated with microsurgical clipping of ruptured intracranial aneurysms often suffer from neuropsychological deficits in spite of a good neurological…”
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Post-saccadic updating of visual space in the posterior parietal cortex in humans by Bellebaum, Christian, Hoffmann, Klaus-Peter, Daum, Irene

“…Updating of visual space takes place in the posterior parietal cortex to guarantee spatial constancy across eye movements. However, the timing of updating with…”
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Fear, Conditioning, and Aging: Theoretical Comment on LaBar et al. (2004) by Bellebaum, Christian, Daum, Irene

“…Age-related impairments in associative learning have been found in studies using classical conditioning of motor responses. However, it is as yet unclear…”
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Updating for perception: An ERP-study of post-saccadic perceptual localization by Peterburs, J., Gajda, K., Bellebaum, C., Hoffmann, K.-P., Daum, I.

“…Abstract only…”
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The role of the thalamus in conveying efference copy information by Bellebaum, C., Lunenberger, L., Koch, B., Daum, I., Schwarz, M., Hoffmann, K. P.

“…Abstract only…”
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