Functional topography of a distributed neural system for spatial and nonspatial information maintenance in working memory

JB Sala, P Rämä, SM Courtney - Neuropsychologia, 2003 - Elsevier
We investigated the degree to which the distributed and overlapping patterns of activity for
working memory (WM) maintenance of objects and spatial locations are functionally …

Topographic segregation and convergence of verbal, object, shape and spatial working memory in humans

H Hautzel, FM Mottaghy, D Schmidt, M Zemb… - Neuroscience …, 2002 - Elsevier
This functional magnetic resonance imaging study investigates commonalties and
differences in working memory (WM) processes employing different types of stimuli. We …

Working memory for letters, shapes, and locations: fMRI evidence against stimulus-based regional organization in human prefrontal cortex

LE Nystrom, TS Braver, FW Sabb, MR Delgado… - Neuroimage, 2000 - Elsevier
Investigations of working memory (WM) systems in the frontal cortex have revealed two
stimulus dimensions along which frontal cortical representations may be functionally …

Maintenance and manipulation in spatial working memory: dissociations in the prefrontal cortex

DC Glahn, J Kim, MS Cohen, VP Poutanen, S Therman… - Neuroimage, 2002 - Elsevier
Two experiments were conducted to compare theories of the functional organization of
spatial working memory within the human prefrontal cortex. In Experiment I, memory set size …

Regional specificity and practice: dynamic changes in object and spatial working memory

SM Landau, H Garavan, EH Schumacher, M D'Esposito - Brain research, 2007 - Elsevier
Working memory (WM) tasks engage a network of brain regions that includes primary,
unimodal, and multimodal associative cortices. Little is known, however, about whether task …

Modulation of working-memory maintenance by directed attention

J Lepsien, I Thornton, AC Nobre - Neuropsychologia, 2011 - Elsevier
Many current models of working memory (WM) emphasize a close relationship between WM
and attention. Recently it was demonstrated that attention can be dynamically and …

Functional connectivity during working memory maintenance

A Gazzaley, J Rissman, M D'esposito - Cognitive, Affective, & Behavioral …, 2004 - Springer
Neurophysiological experiments with monkeys have demonstrated that working memory
(WM) is associated with persistent neural activity in multiple brain regions, such as the …

Neural system for controlling the contents of object working memory in humans

JK Roth, JT Serences, SM Courtney - Cerebral Cortex, 2006 - academic.oup.com
Working memory (WM), the active maintenance of currently relevant information, is a flexible
system allowing for fast and frequent goal-directed changes of rehearsed information …

Evidence for quantitative domain dominance for verbal and spatial working memory in frontal and parietal cortex

H Walter, V Bretschneider, G Grön, B Zurowski… - Cortex, 2003 - Elsevier
Neuroimaging studies in humans have shown that different working memory (WM) tasks
recruit a common bilateral fronto-parietal cortical network. Animal studies as well as …

Binding of what and where during working memory maintenance

JB Sala, SM Courtney - Cortex, 2007 - Elsevier
Prefrontal cortex (PFC) supports the maintenance of currently relevant information in
working memory (WM). How the PFC is organized for the maintenance of disparate …