High Gamma Power Is Phase-Locked to Theta Oscillations in Human Neocortex Export

@article{citeulike:1151910, abstract = {We observed robust coupling between the high- and low-frequency bands of ongoing electrical activity in the human brain. In particular, the phase of the low-frequency theta (4 to 8 hertz) rhythm modulates power in the high gamma (80 to 150 hertz) band of the electrocorticogram, with stronger modulation occurring at higher theta amplitudes. Furthermore, different behavioral tasks evoke distinct patterns of theta/high gamma coupling across the cortex. The results indicate that transient coupling between low- and high-frequency brain rhythms coordinates activity in distributed cortical areas, providing a mechanism for effective communication during cognitive processing in humans. 10.1126/science.1128115}, address = {Helen Wills Neuroscience Institute, University of California, Berkeley, CA 94720, USA. rcanolty@berkeley.edu}, author = {Canolty, R. T. and Edwards, E. and Dalal, S. S. and Soltani, M. and Nagarajan, S. S. and Kirsch, H. E. and Berger, M. S. and Barbaro, N. M. and Knight, R. T.}, citeulike-article-id = {1151910}, citeulike-linkout-0 = {http://dx.doi.org/10.1126/science.1128115}, citeulike-linkout-1 = {http://www.sciencemag.org/cgi/content/abstract/313/5793/1626}, citeulike-linkout-2 = {http://view.ncbi.nlm.nih.gov/pubmed/16973878}, citeulike-linkout-3 = {http://www.hubmed.org/display.cgi?uids=16973878}, day = {15}, doi = {10.1126/science.1128115}, issn = {1095-9203}, journal = {Science}, keywords = {cortex, gamma, hfo, oscillation}, month = {September}, number = {5793}, pages = {1626--1628}, posted-at = {2008-07-08 19:09:45}, priority = {2}, title = {High Gamma Power Is Phase-Locked to Theta Oscillations in Human Neocortex}, url = {http://dx.doi.org/10.1126/science.1128115}, volume = {313}, year = {2006} }

TY - JOUR ID - citeulike:1151910 L3 - citeulike-article-id:1151910 N2 - We observed robust coupling between the high- and low-frequency bands of ongoing electrical activity in the human brain. In particular, the phase of the low-frequency theta (4 to 8 hertz) rhythm modulates power in the high gamma (80 to 150 hertz) band of the electrocorticogram, with stronger modulation occurring at higher theta amplitudes. Furthermore, different behavioral tasks evoke distinct patterns of theta/high gamma coupling across the cortex. The results indicate that transient coupling between low- and high-frequency brain rhythms coordinates activity in distributed cortical areas, providing a mechanism for effective communication during cognitive processing in humans. 10.1126/science.1128115 IS - 5793 JF - Science SN - 1095-9203 AD - Helen Wills Neuroscience Institute, University of California, Berkeley, CA 94720, USA. rcanolty@berkeley.edu EP - 1628 TI - High Gamma Power Is Phase-Locked to Theta Oscillations in Human Neocortex VL - 313 SP - 1626 KW - cortex KW - gamma KW - hfo KW - oscillation AU - Canolty, RT AU - Edwards, E AU - Dalal, SS AU - Soltani, M AU - Nagarajan, SS AU - Kirsch, HE AU - Berger, MS AU - Barbaro, NM AU - Knight, RT PY - 2006/09/15/ UR - http://dx.doi.org/10.1126/science.1128115 ER -