The Attentional Blink Modulates Activity in the Early Visual Cortex.

@article{citeulike:2945258, abstract = {Abstract The attentional blink (AB) documents a particularly strong case of visual attentional competition, in which subjects' ability to identify a second target (T2) is significantly impaired when it is presented with a short SOA after a first target (T1). We used functional magnetic resonance imaging to investigate the impact of the AB on visual activity in individually defined retinotopic representations of the target stimuli. Our results show reduction of neural response in V3 and marginally in V2 and V1, paralleling the behavioral AB effect. Reduction of visual activity was accompanied by reduced neural response in the inferior parietal cortex. This indicates that attentional competition modulates activity in higher-order parietal regions and the early visual cortex, providing a plausible neural basis of the behavioral AB effect.}, address = {1Johann Wolfgang Goethe-University, Frankfurt am Main, Germany, 2Brain Imaging Center, Frankfurt am Main, Germany, 3University of California Berkeley, 4Max Planck Institute for Brain Research, Frankfurt am Main, Germany, 5INSERM, France, 6CEA, DSV, France.}, author = {Hein, Grit and Alink, Arjen and Kleinschmidt, Andreas and M\"{u}ller, Notger G G. }, citeulike-article-id = {2945258}, doi = {10.1162/jocn.2008.21026}, issn = {0898-929X}, journal = {Journal of cognitive neuroscience}, keywords = {attentional-blink, fmri, retinotopy}, month = {May}, posted-at = {2008-06-30 16:20:29}, priority = {2}, title = {The Attentional Blink Modulates Activity in the Early Visual Cortex.}, url = {http://dx.doi.org/10.1162/jocn.2008.21026}, year = {2008} }

TY - JOUR ID - citeulike:2945258 L3 - citeulike-article-id:2945258 TI - The Attentional Blink Modulates Activity in the Early Visual Cortex. JF - Journal of cognitive neuroscience AD - 1Johann Wolfgang Goethe-University, Frankfurt am Main, Germany, 2Brain Imaging Center, Frankfurt am Main, Germany, 3University of California Berkeley, 4Max Planck Institute for Brain Research, Frankfurt am Main, Germany, 5INSERM, France, 6CEA, DSV, France. SN - 0898-929X N2 - Abstract The attentional blink (AB) documents a particularly strong case of visual attentional competition, in which subjects' ability to identify a second target (T2) is significantly impaired when it is presented with a short SOA after a first target (T1). We used functional magnetic resonance imaging to investigate the impact of the AB on visual activity in individually defined retinotopic representations of the target stimuli. Our results show reduction of neural response in V3 and marginally in V2 and V1, paralleling the behavioral AB effect. Reduction of visual activity was accompanied by reduced neural response in the inferior parietal cortex. This indicates that attentional competition modulates activity in higher-order parietal regions and the early visual cortex, providing a plausible neural basis of the behavioral AB effect. KW - attentional-blink KW - fmri KW - retinotopy AU - Hein, Grit AU - Alink, Arjen AU - Kleinschmidt, Andreas AU - Müller, Notger G PY - 2008/05/29/ UR - http://dx.doi.org/10.1162/jocn.2008.21026 ER -