Entrainment of neuronal oscillations as a mechanism of attentional selection.

@article{citeulike:2647614, abstract = {Whereas gamma-band neuronal oscillations clearly appear integral to visual attention, the role of lower-frequency oscillations is still being debated. Mounting evidence indicates that a key functional property of these oscillations is the rhythmic shifting of excitability in local neuronal ensembles. Here, we show that when attended stimuli are in a rhythmic stream, delta-band oscillations in the primary visual cortex entrain to the rhythm of the stream, resulting in increased response gain for task-relevant events and decreased reaction times. Because of hierarchical cross-frequency coupling, delta phase also determines momentary power in higher-frequency activity. These instrumental functions of low-frequency oscillations support a conceptual framework that integrates numerous earlier findings.}, address = {Cognitive Neuroscience and Schizophrenia Program, Nathan Kline Institute, Orangeburg, NY 10962, USA.}, author = {Lakatos, P. and Karmos, G. and Mehta, A. D. and Ulbert, I. and Schroeder, C. E. }, citeulike-article-id = {2647614}, doi = {10.1126/science.1154735}, issn = {1095-9203}, journal = {Science (New York, N.Y.)}, keywords = {gamma, lfp, oscillation, theta, vision}, month = {April}, number = {5872}, pages = {110--113}, posted-at = {2008-04-10 02:02:10}, priority = {2}, title = {Entrainment of neuronal oscillations as a mechanism of attentional selection.}, url = {http://dx.doi.org/10.1126/science.1154735}, volume = {320}, year = {2008} }

TY - JOUR ID - citeulike:2647614 L3 - citeulike-article-id:2647614 TI - Entrainment of neuronal oscillations as a mechanism of attentional selection. JF - Science (New York, N.Y.) VL - 320 IS - 5872 SP - 110 EP - 113 AD - Cognitive Neuroscience and Schizophrenia Program, Nathan Kline Institute, Orangeburg, NY 10962, USA. SN - 1095-9203 N2 - Whereas gamma-band neuronal oscillations clearly appear integral to visual attention, the role of lower-frequency oscillations is still being debated. Mounting evidence indicates that a key functional property of these oscillations is the rhythmic shifting of excitability in local neuronal ensembles. Here, we show that when attended stimuli are in a rhythmic stream, delta-band oscillations in the primary visual cortex entrain to the rhythm of the stream, resulting in increased response gain for task-relevant events and decreased reaction times. Because of hierarchical cross-frequency coupling, delta phase also determines momentary power in higher-frequency activity. These instrumental functions of low-frequency oscillations support a conceptual framework that integrates numerous earlier findings. KW - gamma KW - lfp KW - oscillation KW - theta KW - vision AU - Lakatos, P AU - Karmos, G AU - Mehta, AD AU - Ulbert, I AU - Schroeder, CE PY - 2008/04/04/ UR - http://dx.doi.org/10.1126/science.1154735 ER -