Absence of facilitation or depression of motor evoked potentials after contralateral homologous muscle activation

Electroencephalography and Clinical Neurophysiology - Electromyography and Motor Control

Volumn 105, Issue 3, 1997, Pages 241-245

  Samii, Ali ^a   Caños, Michael ^a   Ikoma, Katsunori ^a   Wassermann, Eric M ^a   Hallett, Mark ^a  

^a NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE   (United States)

Author keywords

Contralateral; Depression; Exercise; Facilitation; Motor cortex; Motor evoked potentials; Transcranial magnetic stimulation

Indexed keywords

ADULT; ARTICLE; CONTROLLED STUDY; EVOKED MUSCLE RESPONSE; EXERCISE; FACILITATION; FEMALE; HUMAN; HUMAN EXPERIMENT; MALE; MOTOR CORTEX; NORMAL HUMAN; PRIORITY JOURNAL; TRANSCRANIAL MAGNETIC STIMULATION;

ADULT; ELECTROMYOGRAPHY; EVOKED POTENTIALS, MOTOR; EXERCISE; FEMALE; FUNCTIONAL LATERALITY; HUMANS; MALE; MIDDLE AGED; MUSCLE CONTRACTION; WRIST;

EID: 0342711254     PISSN: 0924980X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0924-980X(97)00014-3     Document Type: Article

References (15)

1. Amassian, V.E. and Cracco R.Q. Human cerebral cortical responses to contralateral transcranial stimulation. Neurosurgery 1987, 20: 148-155.
2. Berardelli, A., Inghilleri, M., Cruccu, G. and Manfredi, M. Corticospinal potentials after electrical and magnetic stimulation in man. Electroencephalogr. clin. Neurophysiol., 1991, 43: 147-154.
3. Brasil-Neto, J.P., Cohen, L.G. and Hallett, M. Central fatigue as revealed by post-exercise decrement of motor evoked potentials. Muscle Nerve, 1994, 17: 713-719.
4. Brasil-Neto, J.P., Pascual-Leone, A., Valls-Solé, J., Cammarota, A., Cohen, L.G. and Hallett, M. Post-exercise depression of motor evoked potentials: a measure of central nervous system fatigue. Exp. Brain Res., 1993, 93: 181-184.
5. Chiappa, K.H., Cros, D., Day, B., Fang, J., Macdonell, R. and Mavroudakis, N. Magnetic stimulation of the human motor cortex: ipsilateral and contralateral facilitation effects. Electroencephalogr. clin. Neurophysiol., 1991, 43: 186-201.
6. Day, B.L., Dressler, D., Maertens De Noordhout, A., Marsden, C.D., Nakashima, K., Rothwell, J.C. and Thompson, P.D. Electrical and magnetic stimulation of human motor cortex: surface EMG and single motor-unit responses. J. Physiol. (Lond.), 1989, 412: 449-473.
7. Hess, C.W., Mills, K.R. and Murray, N.M.F. Magnetic stimulation of the human brain: facilitation of motor responses by voluntary contraction of ipsilateral and contralateral muscles with additional observations on an amputee. Neurosci. Lett., 1986, 71: 235-240.
8. Hess, C.W., Mills, K.R. and Murray, N.M.F. Responses in small hand muscles from magnetic stimulation of the human brain. J. Physiol. (Lond.), 1987, 388: 397-419.
9. Pascual-Leone, A., Cohen, L.G. and Hallett, M. Noninvasive evaluation of plastic changes in human motor system. Trends Neurosci., 1992, 15: 13-15.
10. Pascual-Leone, A., Grafman, J. and Hallett, M. Modulation of cortical motor output maps during development of implicit and explicit knowledge. Science, 1994, 263: 1287-1289.
11. Rothwell, J.C., Thompson, P.D., Day, B.L., Dick, J.P.R., Kachi, T., Cowan, J.M.A. and Marsden, C.D. Motor cortex stimulation in intact man 1. General characteristics of EMG responses in different muscles. Brain, 1987, 110: 1173-1190.
12. Samii, A., Wassermann, E.M., Ikoma, K., Mercuri, B. and Hallett, M. Characterization of post-exercise facilitation and depression of motor evoked potentials to transcranial magnetic stimulation. Neurology, 1996, 46: 1376-1382.
13. Samii, A., Wassermann, E.M., Ikoma, K., Mercuri, B., George, M.S., O'Fallon, A., Dale, J.K., Straus, S.E. and Hallett, M. Decreased post-exercise facilitation of motor evoked potentials in patients with chronic fatigue syndrome or depression. Neurology, 1996, 47: 1410-1416.
14. Sastry, B.R., Goh, J.W. and Auyeung, A. Associative induction of post-tetanic and long-term potentiation in CA1 neurons of rat hippocampus. Science, 1986, 232: 988-990.
15. Stanton, P.K., Sejnowsky, T.J. Associative long-term depression in the hippocampus induced by hebbian covariance. Nature, 1989, 339: 215-218.