Brain rhythms and reactivity of the human motor cortex

International Congress Series

Volumn 1226, Issue C, 2002, Pages 87-95

  Hari, Riitta ^a,b,c  

^a AALTO UNIVERSITY   (Finland)

^b Helsinki University Central Hospital ^*

^c HELSINKI UNIVERSITY CENTRAL HOSPITAL   (Finland)

Author keywords

20 Hz; Coherence; Human; Motor cortex; Mu rhythm

Indexed keywords

EID: 79960282041     PISSN: 05315131     EISSN: None     Source Type: Book Series    
DOI: 10.1016/S0531-5131(01)00499-X     Document Type: Article

References (34)

1. R. Hari Magnetoencephalography as a tool of clinical neurophysiology E. Niedermeyer F. Lopes da Silva Electroencephalography 4th edn. Basic Principles, Clinical Applications and Related Fields 1998 Williams and Wilkins 1107 1134 Chap. 60
2. R. Hari S. Levänen T. Raij Timing of human cortical activation sequences during cognition: role of MEG Trends Cognit. Sci. 4 2000 455 462
3. M. Hämäläinen R. Hari R. Ilmoniemi J. Knuutila O.V. Lounasmaa Magnetoencephalography—theory, instrumentation, and applications to noninvasive studies of the working human brain Rev. Mod. Phys. 65 1993 413 497
4. R. Hari R. Salmelin Human cortical rhythms: a neuromagnetic view through the skull Trends Neurosci. 20 1997 44 49
5. H. Jasper W. Penfield Electrocorticograms in man: effect of voluntary movement upon the electrical activity of the precentral gyrus Arch. Psychiatr. Z. Neurol. 183 1949 163 174
6. R. Salmelin R. Hari Spatiotemporal characteristics of rhythmic neuromagnetic activity related to thumb movement Neuroscience 60 1994 537 550
7. S. Salenius A. Schnitzler R. Salmelin V. Jousmäki R. Hari Modulation of human rolandic rhythms during natural sensorimotor tasks NeuroImage 5 1997 221 228
8. T. Nagamine M. Kajola R. Salmelin H. Shibasaki R. Hari Movement-related slow cortical magnetic fields and changes of spontaneous brain rhythms Electroencephalogr. Clin. Neurophysiol. 99 1996 274 296
9. R. Hari N. Forss S. Avikainen E. Kirveskari S. Salenius G. Rizzolatti Activation of human primary motor cortex during action observation: a neuromagnetic study Proc. Natl. Acad. Sci. U. S. A. 95 1998 15061 15065
10. A. Schnitzler S. Salenius R. Salmelin V. Jousmäki R. Hari Involvement of primary motor cortex in motor imagery: a neuromagnetic study NeuroImage 6 1997 201 208
11. T. Silén N. Forss O. Jensen R. Hari Abnormal reactivity of the ∼20 Hz rhythms in Unverricht-Lundborg type progressive myoclonus epilepsy NeuroImage 12 2000 707 717
12. R. Salmelin M. Hämäläinen M. Kajola R. Hari Functional segregation of movement-related rhythmic activity in the human brain NeuroImage 2 1995 237 243
13. B. Conway D. Halliday S. Farmer U. Shahani P. Maas A. Weir J. Rosenberg Synchronization between motor cortex and spinal motoneuronal pool during the performance of a maintained motor task in man J. Physiol. 489 1995 917 924
14. R. Hari S. Salenius Rhythmical corticomotoneuronal communication NeuroReport 10 1999 R1 R10
15. T. Mima M. Hallett Corticomuscular coherence: a review J. Clin. Neurophysiol. 16 1999 501 511
16. S. Salenius R. Salmelin C. Neuper G. Pfurtscheller R. Hari Human cortical 40-Hz rhythm is closely related to EMG rhythmicity Neurosci. Lett. 21 1996 75 78
17. S. Salenius K. Portin M. Kajola R. Salmelin R. Hari Cortical control of human motoneuron firing during isometric contraction J. Neurophysiol. 77 1997 3401 3405
18. N. Murayama, Y.-Y. Lin, S. Salenius, R. Hari, Oscillatory interaction between human motor cortex and trunk muscles during isometric contraction. Neuroimage in press.
19. D.M. Halliday B.A. Conway S.F. Farmer J.R. Rosenberg Using electroencephalography to study functional coupling between cortical activity and electromyograms during voluntary contractions in humans Neurosci. Lett. 241 1998 5 8
20. P. Brown S. Salenius J.C. Rothwell R. Hari The cortical correlate of the Piper rhythm in man J. Neurophysiol. 80 1998 2911 2917
21. J. Gross P.A. Tass S. Salenius R. Hari H. Freund A. Schnitzler Cortico-muscular synchronization during isometric muscle contraction in humans as revealed by magnetoencephalography J. Physiol. 527 2000 623 631
22. T. Silén, N. Forss, S. Salenius, T. Karjalainen, R. Hari, Cortical control of muscle contraction in Unverricht-Lundborg type progressive myoclonus epilepsy, 2000; submitted for publication.
23. S. Salenius, S. Avikainen, S. Kaakkola, R. Hari, P. Brown, Defective cortical drive to muscle in Parkinson's disease and its improvement with levodopa, 2001; submitted for publication.
24. J. Volkmann M. Joliot A. Mogilner A. Ioannides F. Lado E. Fazzini U. Ribary R. Llinás Central motor loop oscillations in Parkinsonian resting tremor revealed by magnetoencephalography Neurology 46 1966 1359 1370
25. J.M. Kilner S.N. Baker S. Salenius R. Hari R.N. Lemon Human cortical muscle coherence is directly related to specific motor parameters J. Neurosci. 20 2000 8838 8845
26. S. Salenius N. Forss R. Hari Rhythmicity of descending motor commands covaries with the amount of motor cortex 20–30 Hz rhythms Soc. Neurosci. Abstr. 23 1997 1948
27. M. Pohja S. Salenius R. Roine R. Hari Cerebellar infarct decreases rhythmic activity outflow from the motor cortex FENS, Book Abstr. 199 2000 099.14
28. S.N. Baker E. Olivier R.N. Lemon Coherent oscillations in monkey motor cortex and hand muscle EMG show task-dependent modulation J. Physiol. 501 1997 225 241
29. H. Gastaut Etude électrocorticographique de la réactivité des rythmes rolandiques Rev. Neurol. 87 1952 176 182
30. R. Chen B. Corwell L. Cohen M. Hallett Reduction of motor cortex excitability after median nerve stimulation Muscle Nerve 21 1998 1585
31. W. MacKay Synchronized neuronal oscillations and their role in motor processes Trends Cognit. Sci. 1 1997 176 183
32. V.N. Murthy E.E. Fetz Effects on input synchrony on the firing of a three-conductance cortical neuron model Neural Comput. 6 1994 1111 1126
33. S.N. Baker J.M. Kilner E.M. Pinches R.N. Lemon The role of synchrony and oscillations in the motor output Exp. Brain Res. 128 1999 109 117
34. J. Mäkelä E. Kirveskari M. Seppä M. Hämäläinen N. Forss S. Avikainen O. Salonen S. Salenius T. Kovala T. Randell J. Jääskeläinen R. Hari Three-dimensional integration of brain anatomy and function to facilitate intraoperative navigation around the sensorimotor strip Human Brain Mapp. 12 2001 181 192