Results 71 to 80 of about 424,480 (249)

The dynamics of disordered dialogue: Prefrontal, hippocampal and thalamic miscommunication underlying working memory deficits in schizophrenia

open access: yesBrain and Neuroscience Advances, 2018
The prefrontal cortex is central to the orchestrated brain network communication that gives rise to working memory and other cognitive functions. Accordingly, working memory deficits in schizophrenia are increasingly thought to derive from prefrontal ...
David A Kupferschmidt, Joshua A Gordon
doaj   +1 more source

The Lateral Prefrontal Cortex and Selection/Inhibition in ADHD

open access: yesFrontiers in Human Neuroscience, 2018
A previous paper from our lab (Shalom, 2009) presented evidence that the medial part of the prefrontal cortex is involved in the integration of raw, unintegrated information into coherent, wholistic mental representations such as perceptual objects ...
Ziv Ronel
doaj   +1 more source

Association between a longer duration of illness, age and lower frontal lobe grey matter volume in schizophrenia [PDF]

open access: yes, 2008
The frontal lobe has an extended maturation period and may be vulnerable to the long-term effects of schizophrenia. We tested this hypothesis by studying the relationship between duration of illness (DoI), grey matter (GM) and cerebro-spinal fluid (CSF ...
Abe   +67 more
core   +1 more source

Different prefrontal cortex activity patterns in bipolar and unipolar depression during verbal fluency tasks based on functional near infrared spectroscopy study

open access: yesScientific Reports
This study aimed to investigate the functionality of the prefrontal cortex in patients with unipolar depression (UD) and bipolar depression (BD) using functional near-infrared spectroscopy (fNIRS) during a verbal fluency task (VFT).
Lan Mou   +8 more
doaj   +1 more source

Neuropsychology of prefrontal cortex

open access: yesIndian Journal of Psychiatry, 2008
The history of clinical frontal lobe study is long and rich which provides valuable insights into neuropsychologic determinants of functions of prefrontal cortex (PFC). PFC is often classified as multimodal association cortex as extremely processed information from various sensory modalities is integrated here in a precise fashion to form the ...
Siddiqui, Shazia Veqar   +4 more
openaire   +2 more sources

The Anterior Prefrontal Cortex and the Hippocampus Are Negatively Correlated during False Memories

open access: yesBrain Sciences, 2017
False memories commonly activate the anterior/dorsolateral prefrontal cortex (A/DLPFC) and the hippocampus. These regions are assumed to work in concert during false memories, which would predict a positive correlation between the magnitudes of activity ...
Brittany M. Jeye   +2 more
doaj   +1 more source

Integrative Modeling of Prefrontal Cortex

open access: yesJournal of Cognitive Neuroscience, 2017
AbstractpFC is generally regarded as a region critical for abstract reasoning and high-level cognitive behaviors. As such, it has become the focus of intense research involving a wide variety of subdisciplines of neuroscience and employing a diverse range of methods.
Alexander, William H.   +3 more
openaire   +3 more sources

N-acetyl-aspartate level is decreased in the prefrontal cortex in subjects at-risk for schizophrenia.

open access: yesFrontiers in Psychiatry, 2013
Reduced N-Acetyl-Aspartate (NAA) levels have been reported in the prefrontal cortex in patients with schizophrenia using proton magnetic resonance spectroscopy.
Marine eMondino   +2 more
doaj   +1 more source

Bilinearity, rules, and prefrontal cortex [PDF]

open access: yesFrontiers in Computational Neuroscience, 2007
Humans can be instructed verbally to perform computationally complex cognitive tasks; their performance then improves relatively slowly over the course of practice. Many skills underlie these abilities; in this paper, we focus on the particular question of a uniform architecture for the instantiation of habitual performance and the storage, recall, and
openaire   +4 more sources

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