Source:http://linkedlifedata.com/resource/pubmed/id/19065856
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
10
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pubmed:dateCreated |
2008-12-10
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pubmed:abstractText |
It has recently been suggested that visual spatial attention can only affect consciously perceived events. We measured the effects of sustained spatial attention on orientation-selective adaptation to gratings, rendered invisible by prolonged interocular suppression. Spatial attention augmented the orientation-selective adaptation to invisible adaptor orientation. The effect of attention was clearest for test stimuli at peri-threshold, intermediate contrast levels, suggesting that previous negative results were due to assessing orientation discrimination at maximum contrast. On the basis of these findings we propose a constrained hypothesis for the difference between neuronal mechanisms of spatial attention in the presence versus absence of awareness.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:issn |
0301-0066
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
37
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1520-8
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pubmed:dateRevised |
2009-2-11
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pubmed:meshHeading |
pubmed-meshheading:19065856-Adaptation, Ocular,
pubmed-meshheading:19065856-Adult,
pubmed-meshheading:19065856-Attention,
pubmed-meshheading:19065856-Eye Movements,
pubmed-meshheading:19065856-Female,
pubmed-meshheading:19065856-Figural Aftereffect,
pubmed-meshheading:19065856-Humans,
pubmed-meshheading:19065856-Male,
pubmed-meshheading:19065856-Models, Psychological,
pubmed-meshheading:19065856-Orientation,
pubmed-meshheading:19065856-Pattern Recognition, Visual,
pubmed-meshheading:19065856-Psychophysics,
pubmed-meshheading:19065856-Reaction Time,
pubmed-meshheading:19065856-Space Perception,
pubmed-meshheading:19065856-Young Adult
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pubmed:year |
2008
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pubmed:articleTitle |
Spatial attention can modulate unconscious orientation processing.
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pubmed:affiliation |
Institute of Cognitive Neuroscience, University College London, Alexandra House, 17 Queen Square, London WC1N 3AR, UK. bbahrami@ucl.ac.uk
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pubmed:publicationType |
Journal Article,
Randomized Controlled Trial
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