The somatosensory evoked magnetic fields

Progress in Neurobiology

Volumn 61, Issue 5, 2000, Pages 495-523

  Kakigi, Ryusuke ^a   Hoshiyama, Minoru ^a   Shimojo, Motoko ^a   Naka, Daisuke ^a   Yamasaki, Hiroshi ^a   Watanabe, Shoko ^a   Xiang, Jing ^a   Maeda, Kazuaki ^a   Lam, Khanh ^a   Itomi, Kazuya ^a   Nakamura, Akinori ^b  

^a NATIONAL INSTITUTE FOR PHYSIOLOGICAL SCIENCES   (Japan)

^b NATIONAL CENTER FOR GERIATRICS AND GERONTOLOGY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON DIOXIDE LASER; ELECTROSTIMULATION; EVOKED SOMATOSENSORY RESPONSE; HUMAN; MAGNETIC FIELD; MAGNETOENCEPHALOGRAPHY; MOVEMENT (PHYSIOLOGY); NERVE CELL PLASTICITY; NERVE POTENTIAL; NONHUMAN; NUCLEAR MAGNETIC RESONANCE IMAGING; PASSIVE MOVEMENT; PRIORITY JOURNAL; REVIEW; SOMATOSENSORY CORTEX; TOPOGRAPHY;

BRAIN MAPPING; EVOKED POTENTIALS, SOMATOSENSORY; HUMANS; MAGNETOENCEPHALOGRAPHY; SOMATOSENSORY CORTEX;

EID: 0034257168     PISSN: 03010082     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0301-0082(99)00063-5     Document Type: Review

References (144)

1. Akhtari M., Mcnay D., Mandelkern M., Teeter B., Cline H.E., Mallick J., Clark G., Tatar R., Lufkin R., Chan K. Somatosensory evoked response source localization using actual cortical surface as the spatial constraint. Brain Topogr. 7:1994;63-69.
2. Allison T., McCarthy G., Wood C.C., Williamson P.D., Spencer D.D. Human cortical potentials evoked by stimulation of the median nerve. 1. Cytoarchitectonic areas generating short-latency activity. J. Neurophysiol. 62:1989;694-710.
3. Arendt-Nielsen L., Yamasaki H., Nielsen J., Naka D., Kakigi R. Magnetoencephalographic responses to painful impact stimulation. Brain Res. 839:1999;203-208.
4. Baumgartner C., Sutherling W.W., Di S., Barth D.S. Spatiotemporal modeling of cerebral evoked magnetic fields to median nerve stimulation. Electroencephalogr. Clin. Neurophysiol. 79:1991;27-35.
5. Bernard J.F., Besson J.M. The spino (trigemino) pontoamygdaloid pathway: electrophysiological evidence for an involvement in pain processes. J. Neurophysiol. 63:1990;473-490.
6. Biermann K., Schmitz F., Witte O.W., Konczak J., Freund H.-J., Schnitzler A. Interaction of finger representation in the human first somatosensory cortex: a neuromagnetic study. Neurosci. Lett. 251:1998;13-16.
7. Brenner D., Lipton J., Kaufman L., Williamson S.J. Somatically evoked fields of the human brain. Science. 189:1978;81-83.
8. Bromm B., Lorenz J., Scharein E. Dipole source analysis of brain activity in the assessment of pain. Kimura J., Shibasaki H. Recent Advances in Clinical Neurophysiology. 1996;328-335 Elsevier, Amsterdam.
9. Buchner H., Fuchs M., Wischmann H.-A., Dossel O., Ludwig I., Knepper A., Berg P. Source analysis of median nerve and finger stimulated somatosensory evoked potentials: multichannel simultaneous recording of electric and magnetic fields combined with 3D-MR tomography. Brain Topogr. 6:1994;299-310.
10. Buchthal F., Rosenfalck A. Evoked action potentials and conduction velocity in human sensory nerves. Brain Res. 3:1966;1-122.
11. Curio G., Mackert B.-M., Burghoff M., Koetitz R., Abraham-Fuchs K., Harer W. Localization of evoked neuromagnetic 600 Hz activity in the cerebral somatosensory system. Electroencephalogr. Clin. Neurophysiol. 91:1994;483-487.
12. Elbert T., Flor H., Birbaumer N., Knecht S., Hampson S., Larbig W., Taub E. Extensive reorganization of the somatosensory cortex in adult humans after nervous system injury. Neuroreport. 5:1994;2593-2597.
13. Elbert T., Junghofer M., Scholz B., Schneider S. The separation of overlapping neuromagnetic sources in first and second somatosensory cortices. Brain Topogr. 7:1995;275-282.
14. Elbert T., Pantev C., Wienbruch C., Rockstroh B., Taub E. Increased cortical representation of the fingers of the left hand in string players. Science. 270:1995;305-307.
15. Elbert T., Sterr A., Flor H., Rockstroh B., Knecht S., Pantev C., Wienbruch C., Taub E. Input-increase and input-decrease types of cortical reorganization after upper extremity amputation in humans. Exp. Brain Res. 117:1997;161-164.
16. Erne S.N., Curio G., Trahms L., Trontelj Z., Aust P. Magnetic activity of a single peripheral nerve in man. Atsumi K., Kotani M., Ueno S., Katila T., Williamson S.J. Biomagnetism. 1988;166-169 Tokyo Denki University Press, Tokyo.
17. Flor H., Elbert T., Knecht S., Wienbruch C., Pantev C., Birbaumer N., Larbig W., Taub E. Phantom-limb pain as a perceptual correlate of cortical reorganization following arm amputation. Nature. 375:1995;482-484.
18. Foerster O. The motor cortex in man in the light of Hughlings Jackson's doctrines. Brain. 56:1936;135-159.
19. Forss N., Hari R., Salmelin R., Ahonen A., Hamalainen M., Kajola M., Knuutila J. Activation of the human posterior parietal cortex by median nerve stimulation. Exp. Brain Res. 99:1994;309-315.
20. Forss N., Salmelin R., Hari R. Comparison of somatosensory evoked fields to airpuff and electric stimuli. Electroencephalogr. Clin. Neurophysiol. 92:1994;510-517.
21. Forss N., Jousmaki V., Hari R. Interaction between afferent input from fingers in human somatosensory cortex. Brain Res. 685:1995;68-76.
22. Forss N., Jousmaki V. Sensorimotor integration in human primary and secondary somatosensory cortices. Brain Res. 781:1998;259-267.
23. Gallen C.C., Sobel D.F., Waltz T., Aung M., Copeland B., Schwartz B.J., Hirschkoff E.C., Bloom F.E. Noninvasive presurgical neuromagnetic mapping of somatosensory cortex. Neurosurgery. 33:1993;260-268.
24. Gallen C.C., Schwartz B., Rieke K., Pantev C., Sobel D., Hirschkoff E., Bloom F.E. Intrasubject reliability and validity of somatosensory source localization using a large array biomagnetometer. Electroencephalogr. Clin. Neurophysiol. 90:1994;145-156.
25. Grimm Ch., Schreiber A., Kristeva-Feige R., Mergner Th., Henning J., Lucking C.H. A comparison between electric source localisation and fMRI during somatosensory stimulation. Electroencephalogr. Clin. Neurophysiol. 106:1998;22-29.
26. Hamalainen M.S. Magnetoencephalography: a tool for functional brain mapping. Brain Topogr. 5:1992;95-102.
27. Hari R. On brain's magnetic responses to sensory stimuli. J. Clin. Neurophysiol. 8:1991;157-169.
28. Hari R., Kaukoranta E. Neuromagneic studies of somatosensory system: principles and example. Prog. Neurobiol. 24:1985;233-256.
29. Hari R., Kaukoranta E., Reinikainen K., Huopaniemie T., Mauno J. Neuromagnetic localization of cortical activity evoked by painful dental stimulation in man. Neurosci. Lett. 42:1983;77-82.
30. Hari R., Reinikainen K., Kaukoranta E., Hamalainen M., Ilmoniemi R., Penttinen A., Salminen J., Teszner D. Somatosensory evoked cerebral magnetic fields from S1 and S2 in man. Electroencephalogr. Clin. Neurophysiol. 57:1984;254-263.
31. Hari R., Hallstrom J., Tiihonen J., Joutsiniemi S.-L. Multichannel detection of magnetic compound action fields of median and ulnar nerve. Electroencephalogr. Clin. Neurophysiol. 72:1989;277-280.
32. Hari R., Hamalainen H., Hamalainen M., Kekoni J., Sams M., Tiihonen J. Separate finger representations at the human second somatosensory cortex. Neuroscience. 37:1990;245-249.
33. Hari R., Karhu J., Hamalainen M., Knuutila J., Salonen O., Sams M., Vilkman V. Functional organization of the human first and second somatosensory cortices: a neuromagnetic study. Eur. J. Neurosci. 5:1993;724-734.
34. Hari R., Nagamine T., Nishitani N., Mikuni N., Sato T., Tarkiainen A., Shibasaki H. Time-varying activation of different cytoarchitectonic areas of the human SI cortex after tibial nerve stimulation. Neuroimage. 4:1996;111-118.
35. Hashimoto I. Trigeminal evoked potentials following brief air puff: enhanced signal-to-noise ratio. Ann. Neurol. 23:1988;332-338.
36. Hashimoto I., Okada K., Gatayama T., Yokoyama S. Multichannel measurements of magnetic compound action fields of the median nerve in man. Electroencephalogr. Clin. Neurophysiol. 81:1991;332-336.
37. Hashimoto I., Mashiko T., Mizuta T., Imada T., Iwase K., Okazaki H. Visualization of a moving quadrupole with magnetic measurements of peripheral nerve action fields. Electroencephalogr. Clin. Neurophysiol. 93:1994;459-467.
38. Hashimoto I., Mashiko T., Imada T. Somatic evoked high-frequency magnetic oscillations reflect activity of inhibitory interneurons in the human somatosensory cortex. Electroencephalogr. Clin. Neurophysiol. 100:1996;189-203.
39. Hoshiyama, M., Kakigi, R., 2000. After-effect of transcutaneous electrical nerve stimulation (TENS) on pain-related evoked potentials and magnetic fields in normal subjects. Clin. Neurophysiol. in press.
40. Hoshiyama M., Kakigi R., Koyama S., Kitamura Y., Shimojo M., Watanabe S. Somatosensory evoked magnetic fields after mechanical stimulation of the scalp in humans. Neurosci. Lett. 195:1995;29-32.
41. Hoshiyama M., Kakigi R., Koyama S., Kitamura Y., Shimojo M., Watanabe S. Somatosensory evoked magnetic fields following stimulation of the lip in humans. Electroencephalogr. Clin. Neurophysiol. 100:1996;96-104.
42. Hoshiyama M., Koyama S., Kitamura Y., Watanabe S., Shimojo M., Kakigi R. Activity in pariental cortex following somatosensory stimulation in man: magnetoencephalographic study using spatio-temporal source analysis. Brain Topogr. 10:1997;23-30.
43. Hoshiyama M., Kakigi R., Nagata O. Peripheral nerve conduction recorded by a micro gradiometer system (micro-SQUID) in human. Neurosci. Lett. 272:1999;199-202.
44. Howland E.W., Wakai R.T., Mjaanes B.A., Balog J.P., Cleeland C.S. Whole head mapping of magnetic fields following painful electric finger shock. Brain Res. Cogn. Brain Res. 2:1995;165-172.
45. 2 stimulation of nasal mucosa: a magnetoencephalographic study in man. Electroencephalogr. Clin. Neurophysiol. 64:1986;347-349.
46. Huttunen J., Hari R., Leinonen L. Cerebral magnetic responses to stimulation of ulnar and median nerves. Electroencephalogr. Clin. Neurophysiol. 66:1987;391-400.
47. Huttunen J., Ahlfors S., Hari R. Interaction of afferent impulses in the human primary sensorimotor cortex. Electroencephalogr. Clin. Neurophysiol. 82:1992;176-181.
48. Hyvarinen J., Poranen A. Function of the parietal association area 7 as revealed from cellular discharges in alert monkeys. Brain. 97:1974;673-692.
49. Itomi, K., Kakigi, R., Maeda, K., Hoshiyama, M., 2000a. Dermatome versus homunculus: detailed topography of the primary somatosensory cortex following trunk stimulation. Clin. Neurophysiol. in press.
50. Itomi, K., Kakigi, R., Mukai, T., Hoshiyama, M., 2000b. Magnetic responses to shoulder and posterior head stimulation in humans. Submitted for publication.
51. Iwamura Y., Iriki A., Tanaka M. Bilateral hand representation in the postcentral cortex. Nature. 369:1994;554-556.
52. Jones E.G., Powell T.P.S. Anatomical study of converging sensory pathways within the cerebral cortex of the monkey. Brain. 93:1970;793-820.
53. Jones S.J., Halonen J.-P., Shawkat F. Centrifugal and centripetal mechanisms involved in the 'gating' of cortical SEPs during movement. Electroencephalogr. Clin. Neurophysiol. 74:1989;36-45.
54. Jousmaki V., Hari R. Somatosensory evoked fields to large-area vibrotactile stimuli. Clin. Neurophysiol. 110:1999;905-909.
55. Kakigi R. Ipsilateral and contralateral SEP components following median nerve stimulation: effects of interfering stimuli applied to the contralateral hand. Electroencephalogr. Clin. Neurophysiol. 64:1986;246-259.
56. Kakigi R. Somatosensory evoked magnetic fields following median nerve stimulation. Neurosci. Res. 20:1994;165-174.
57. Kakigi R., Jones S.J. Effects on median nerve SEPs of tactile stimulation applied to adjacent and remote areas of the body surface. Electroencephalogr. Clin. Neurophysiol. 62:1985;252-265.
58. Kakigi R., Jones S.J. Influence of concurrent tactile stimulation on somatosensory evoked potentials following posterior tibial nerve stimulation in man. Electroencephalogr. Clin. Neurophysiol. 65:1986;118-129.
59. Kakigi R., Shibasaki H. Scalp topography of mechanically and electrically evoked somatosensory potentials in man. Electroencephalogr. Clin. Neurophysiol. 59:1984;44-56.
60. Kakigi R., Shibasaki H. Generator mechanisms of giant somatosensory evoked potentials in cortical reflex myoclonus. Brain. 110:1987;1359-1373.
61. Kakigi R., Shibasaki H. Effects of age, gender and stimulus side on the scalp topography of somatosensory evoked potentials following median nerve stimulation. J. Clin. Neurophysiol. 8:1991;320-330.
62. Kakigi R., Shibasaki H. Effects of age, gender and stimulus side on the scalp topography of somatosensory evoked potentials following posterior tibial nerve stimulation in man. J. Clin. Neurophysiol. 9:1992;431-440.
63. Kakigi R., Koyama S., Hoshiyama M., Shimojo M., Kitamura Y., Watanabe S. Topography of somatosensory evoked magnetic fields following posterior tibial nerve stimulation. Electroencephalogr. Clin. Neurophysiol. 95:1995;127-134.
64. Kakigi R., Koyama S., Hoshiyama M., Watanabe S., Shimojo M., Kitamura Y. Gating of somatosensory evoked responses during active finger movements: magnetoencephalographic studies. J. Neurol. Sci. 128:1995;195-204.
65. 2 laser stimulation in man. Neurosci. Lett. 192:1995;45-48.
66. Kakigi R., Koyama S., Hoshiyama M., Kitamura Y., Shimojo M., Watanabe S., Nakamura A. Effects of tactile interference stimulation on somatosensory evoked magnetic fields. Neuroreport. 7:1996;405-408.
67. 2 laser stimulation: magnetoencephalographic studies. Hashimoto I., Okada Y.C., Ogawa S. Visualization of Information Processing in the Human Brain, Electroencephalogr. Clin. Neurophysiol. Suppl. 47. 1996;110-120 Elsevier, Amsterdam.
68. Kakigi R., Shimojo M., Hoshiyama M., Koyama S., Watanabe S., Naka D., Suzuki H., Nakamura A. Effects of movement and movement imagery on somatosensory evoked magnetic fields following posterior tibial nerve stimulation. Brain Res. Cogn. Brain Res. 5:1997;241-253.
69. Kamada K., Takeuchi F., Kuriki S., Oshiro O., Houkin K., Abe H. Functional neurosurgical simulation with brain surface magnetic resonance images and magnetoencephalography. Neurosurgery. 33:1993;269-273.
70. Karhu J., Hari R., Lu S.T., Paetau R., Rif J. Cerebral magnetic fields to lingual stimulation. Electroencephalogr. Clin. Neurophysiol. 80:1991;459-468.
71. Karhu J., Hari R., Makela J.P., Huttunen J., Knuutila J. Cortical somatosensory magnetic responses in multiple sclerosis. Electroencephalogr. Clin. Neurophysiol. 83:1992;192-200.
72. Karhu J., Hari R., Paetau R., Kajala M., Mervaala E. Cortical reactivity in progressive myoclonus epilepsy. Electroencephalogr. Clin. Neurophysiol. 90:1994;93-102.
73. Kaufman L., Okada Y., Brenner D., Williamson S.J. On the relation between somatic evoked potentials and fields. Int. J. Neurosci. 15:1981;223-239.
74. Kaukolanta E., Hari R., Hamalainen M., Huttunen J. Cerebral magnetic fields evoked by peroneal nerve stimulation. Somatosens. Res. 3:1986;309-321.
75. Kawamura T., Nakasato N., Seki K., Kanno A., Fujita S., Fijiwara S., Yoshimoto T. Neuromagnetic evidence of pre- and post-central cortical sources of somatosensory evoked responses. Electroencephalogr. Clin. Neurophysiol. 100:1996;44-50.
76. Kenshalo D.R. Jr., Willis W.D. Jr. The role of cerebral cortex in pain perception. Peters A., Jones E.G. The Cerebral Cortex. 1991;153-212 Plenum, New York.
77. Kitamura Y., Kakigi R., Hoshiyama M., Koyama S., Shimojo M., Watanabe S. Pain-related somatosensory evoked magnetic fields. Electroencephalogr. Clin. Neurophysiol. 95:1995;463-474.
78. Kitamura Y., Kakigi R., Hoshiyama M., Koyama S., Nakamura A. Effects of sleep on somatosensory evoked responses in human: a magnetoencephalographic study. Brain Res. Cogn. Brain Res. 4:1996;275-279.
79. Kitamura Y., Kakigi R., Hoshiyama M., Koyama S., Shimojo M., Watanabe S. Pain-related somatosensory evoked magnetic fields following lower limb stimulation. J. Neurol. Sci. 145:1997;187-194.
80. Knecht S., Henningsen H., Elbert T., Flor H., Hohling C., Pantev C., Birbaumer N., Taub E. Cortical reorganization in human amputees and mislocalization of painful stimuli to the phantom limb. Neurosci. Lett. 201:1995;262-264.
81. Knecht S., Henningsen H., Elbert T., Flor H., Hohling C., Pantev C., Tanb E. Reorganizational and perceptional changes after amputation. Brain. 119:1996;1213-1219.
82. Knecht S., Henningsen H., Hohling C., Elbert T., Flor H., Pantev C., Taub E. Plasticity of plasticity? Changes in the pattern of perceptual correlates of reorganization after amputation. Brain. 121:1998;717-724.
83. Lam K., Kakigi R., Kaneoke Y., Naka D., Maeda K., Suzuki H. Effects of visual and auditory stimulation on somatosensory evoked magnetic fields. Clin. Neurophysiol. 110:1999;295-304.
84. Maclin E., Rose D.F., Knight J.E., Orrison W.W., Davis L.E. Somatosensory evoked magnetic fields in patients with stroke. Electroencephalogr. Clin. Neurophysiol. 91:1994;468-475.
85. Maeda K., Kakigi R., Hoshiyama M., Koyama S. Topography of the secondary somatosensory cortex in humans: a magnetoencephalographic study. Neuroreport. 10:1999;301-306.
86. Mauguiere F., Merlet I., Forss N., Vanni S., Jousmaki V., Adeleine P., Hari R. Activation of a distributed somatosensory cortical network in the human brain: a dipole modeling study of magnetic fields evoked by median nerve stimulation. Part 1: location and activation timing of SEF sources. Electroencephalogr. Clin. Neurophysiol. 104:1997;281-289.
87. Mauguiere F., Merlet I., Forss N., Vanni S., Jousmaki V., Adeleine P., Hari R. Activation of a distributed somatosensory cortical network in the human brain: a dipole modeling study of magnetic fields evoked by median nerve stimulation. Part 2: effects of stimulus rate, attention and stimulus detection. Electroencephalogr. Clin. Neurophysiol. 104:1997;290-295.
88. Mima T., Ikeda A., Nagamine T., Yazawa S., Kunieda T., Mikuni N., Taki W., Kitamura J., Shibasaki H. Human second somatosensory area: subdural and magnetoencephalographic recording of somatosensory evoked responses. J. Neurol. Neurosurg. Psychiatry. 63:1997;501-505.
89. Mima T., Nagamine T., Nakamura K., Shibasaki H. Attention modulates both primary and second somatosensory cortical activities in humans: a magnetoencephalographic study. J. Neurophysiol. 80:1998;2215-2221.
90. Mima T., Nagamine T., Nishitani N., Mikuni N., Ikeda A., Fukuyama H., Takigawa T., Kimura J., Shibasaki H. Cortical myoclonus. sensorimotor hyperexcitability. Neurology. 50:1998;933-942.
91. Mogilner A., Grossman J.A.I., Ribary U., Joliot M., Volkmann J., Rapaport D., Beasley R.W., Llinas R.R. Somatosensory cortical plasticity in adult humans revealed by magnetoencephalography. Proc. Natl. Acad. Sci. USA. 90:1993;3593-3597.
92. Mogilner A., Nomura M., Ribary U., Jagow R., Lado F., Rusinek H., Llinas R. Neuromagnetic studies of the lip area of primary somatosensory cortex in humans: evidence for an oscillotopic organization. Exp. Brain Res. 99:1994;137-147.
93. Nagamine T., Makela J., Mima T., Mikuni N., Nishitani N., Satoh T., Ikeda A., Shibasaki H. Serial processing of the somesthetic information revealed by different effects of stimulus rate on the somatosensory-evoked potentials and magnetic fields. Brain Res. 791:1998;200-208.
94. Naka D., Kakigi R., Koyama S., Xiang J., Suzuki H. Effects of tactile interference stimulation on somatosensory evoked magnetic fields following tibial nerve stimulation. Electroencephalogr. Clin. Neurophysiol. 109:1998;168-177.
95. Nakagawa H., Namima T., Aizawa M., Uchi K., Kaiho Y., Yoshikawa K., Orikasa S., Nakasato N. Somatosensory evoked magnetic fields elicited by dorsal penile, posterior tibial and median nerve stimulation. Electroencephalogr. Clin. Neurophysiol. 108:1998;57-61.
96. Nakamura A., Yamada T., Goto A., Kato T., Ito K., Abe Y., Kachi T., Kakigi R. Somatosensory homunculus as drawn by MEG. Neuroimage. 7:1998;377-386.
97. Nakasato N., Seki K., Kawamura T., Ohtomo S., Kanno A., Fujita S., Hatanaka K., Fujiwara S., Kayama T., Takahashi A., Jokura H., Kumabe T., Ikeda H., Mizoi K., Yoshimoto T. Cortical mapping using an MRI-linked whole head MEG system and presurgical decision making. Hashimoto I., Okada Y.C., Ogawa S. Visuallization of Information Processing in the Human Brain. Electroencephalogr. Clin. Neurophysiol. Suppl. 47. 1996;333-341 Elsevier, Amsterdam.
98. Nakasato N., Kanno A., Hatanaka K., Ohtomo S., Inoue T., Shimizu H., Kumabe T., Sato K., Shirane R., Yoshimoto T. Preoperative MEG, fMRI and intraoperative cortical stimulation methods for neurosurgical brain mapping. Yoshimoto T., Kotani M., Kuriki S., Karibe H., Nakasato N. Recent Advances in Biomagnetism. 1999;821-824 Tohoku University Press, Sendai.
99. Narich L., Madonna I., Opsomer R.J., Pizzella V., Romani G.L., Torrioli G., Traversa R., Rossini P.M. Neuromagnetic somatosensory homunculus: a non-invasive approach in humans. Neurosci. Lett. 121:1991;51-54.
100. Pantev C., Gallen C., Hampson S., Buchanan S., Sobel D. Reproducibility and validity of neuromagnetic source localization using a large array biomagnetometer. Am. J. EEG Tech. 31:1991;83-101.
101. Penfield W., Boldray E. Somatic motor and sensory representation in the cerebral cortex of man as studied by electrical stimulation. Brain. 60:1937;389-443.
102. Robinson D.L. Electrophysiological analysis of interhemispheric relations on the second somatosensory cortex of the cat. Exp. Brain Res. 18:1973;131-144.
103. Rogers R.L., Basile L.F.H., Taylor S., Sutherling W.W., Pananicolaou A.C. Somatosensory evoked fields and potentials following tibial nerve stimulation. Neurology. 44:1994;1283-1286.
104. Rossini P.M., Narici L., Romani G.L., Peresson M., Torrioli G., Traversa R. Simultaneous motor output and sensory input: cortical interference site resolved in humans via neuromagnetic measurements. Neurosci. Lett. 96:1989;300-305.
105. Rossini P.M., Narici L., Martino G., Pasquarelli A., Peresson M., Pizzella V., Tecchio F., Romani G.L. Analysis of interhemispheric asymmetries of somatosensory evoked magnetic fields to right and left median nerve stimulation. Electroencephalogr. Clin. Neurophysiol. 91:1994;476-482.
106. Rossini P.M., Caltagirone C., Castriota-Scanderbeg A., Cicinelli P., Gratta C.D., Demartin M., Pizzela V., Traversa R., Romani G.L. Hand motor cortical area reorganization in stoke: a study with fMRI, MEG and TCS maps. Neuroreport. 9:1998;2141-2146.
107. Rossini P.M., Tecchio F., Pizzella V., Lupoi D., Cassetta E., Pasqualetti P., Romani G.L., Orlacchio A. On the reorganization of sensory hand areas after mono-hemispheric lesion: a functional (MEG)/anatomical (MRI) integrative study. Brain Res. 782:1998;153-166.
108. Roth B.J., Sepulveda N.G., Wikswo J.P. Using a magnetometer to image a two-dimensional current distribution. J. Appl. Phys. 65:1989;361-372.
109. Sakuma K., Hashimoto I. High-frequency magnetic oscillations evoked by posterior tibial nerve stimulation. Neuroreport. 10:1999;227-230.
110. Sakuma K., Sekihara K., Hashimoto I. Neural source estimation from a time-frequency component of somatic evoked high-frequency magnetic oscillations to posterior tibial nerve stimulation. Clin. Neurophysiol. 110:1999;1585-1588.
111. Sarvas J. Basic mathematical and electromagnetic concepts of the biomagnetic inverse problem. Phys. Med. Biol. 32:1987;11-12.
112. Scherg, M., 1995. BESA-M (Version 2.1). MEGIS Software, Munich, Germany.
113. Schnitzler A., Salmelin R., Salenius S., Jousmaki V., Hari R. Tactile information from the human hand reaches the ipsilateral primary somatosensory cortex. Neurosci. Lett. 200:1995;25-28.
114. Schnitzler A., Wittem O.W., Cheyne D., Haid D., Vrba J., Freund H.J. Modulation of somatosensory evoked magnetic fields by sensory and motor interference. Neuroreport. 6:1995;1653-1658.
115. Seeck M., Lazeyras F., Michel C.M., Blanke O., Gericke C.A., Ives J., Delavelle J., Golay X., Haenggeli C.A., Tribolet N., Landis T. Non-invasive epileptic focus localization using EEG-triggered functional MRI and electromagnetic tomography. Electroencephalogr. Clin. Neurophysiol. 106:1998;508-512.
116. Shimizu H., Nakasato N., Mizoi K., Yoshimoto T. Localizing the central sulcus by functional magnetic resonance imaging and magnetoencephalography. Clin. Neurol. Neurosurg. 99:1997;235-238.
117. Shimojo M., Kakigi R., Hoshiyama M., Koyama S., Kitamura Y., Watanabe S. Intracerebral interactions caused by bilateral median nerve stimulation in man. A magnetoencephalographyic study. Neurosci. Res. 24:1996;175-181.
118. Shimojo M., Kakigi R., Hoshiyama M., Koyama S., Kitamura Y., Watanabe S. Differentiation of receptive fields in the sensory cortex following stimulation of various nerves of the lower limb in man. Magnetoencephalographic study. J. Neurosurg. 85:1996;255-262.
119. Shimojo M., Kakigi R., Hoshiyama M., Koyama S., Watanabe S. Magnetoencephalographic study of intracerebral interactions caused by bilateral posterior tibial nerve stimulation in man. Neurosci. Res. 28:1997;41-47.
120. Sobel D.F., Gallen C.C., Schwartz B.J., Waltz T.A., Copeland B., Yamada S., Hirschkoff E.C., Bloom F.E. Locating the central sulcus: comparison of MR anatomic and magnetoencephalographic functional methods. Am. J. Neuroradiol. 14:1993;915-925.
121. Sterr A., Muller M.M., Elbert T., Rockstroh B., Pantev C., Taub E. Perceptual correlates of changes in cortical representation of fingers in blind multifinger Braille readers. J. Neurosci. 18:1998;4417-4423.
122. Sterr A., Muller M.M., Elbert T., Rockstroh B., Pantev C., Taub E. Changed perception in Braille-readers. Nature. 391:1998;134-135.
123. Stippich C., Freitag P., Kassubek J., Soros P., Kamada K., Kober H., Scheffler K., Hopfengartner R., Bilecen D., Radu E.-W., Vieth J.-B. Motor, somatosensory and auditory cortex localization by fMRI and MEG. Neuroreport. 9:1998;1953-1957.
124. Suk J., Ribary U., Cappell J., Yamamoto T., Llinas R. Anatomical localization revealed by MEG recordings of the human somatosensory system. Electroencephalogr. Clin. Neurophysiol. 78:1991;185-196.
125. Sutherling W.W., Crandall P.H., Darcey T.M., Becker D.P., Levesque M.F., Barth D.S. The magnetic and electric fields agree with intracranial localizations of somatosensory cortex. Neurology. 38:1988;1705-1714.
126. Tecchio F., Rossini P.M., Pizzella V., Cassetta E., Pasqualetti P., Romani G.L. A neuromagnetic normative data set for hemispheric sensory hand cortical representations and their interhemispheric differences. Brain Res. Protoc. 2:1998;306-314.
127. Tiihonen J., Hari R., Hamalainen M. Early deflections of cerebral magnetic responses to median nerve stimulation. Electroencephalogr. Clin. Neurophysiol. 74:1989;290-296.
128. Trahms L., Erne S.N., Trontelj Z., Curio G., Aust P. Biomagnetic functional localization of a peripheral nerve in man. Biophys. J. 55:1989;1145-1153.
129. Uesaka Y., Ugawa Y., Yumoto M., Sakuta M., Kanazawa I. Giant somatosensory evoked magnetic field in patients with myoclonus epilepsy. Electroencephalogr. Clin. Neurophysiol. 87:1993;300-305.
130. Uesaka Y., Terao Y., Ugawa Y., Yumoto M., Hanajima R., Kanazawa I. Magnetoencephalographic analysis of cortical myoclonic jerks. Electroencephalogr. Clin. Neurophysiol. 99:1996;141-148.
131. Watanabe S., Kakigi R., Koyama S., Hoshiyama M., Kaneoke Y. Pain processing traced by magnetoencephalography in the human brain. Brain Topogr. 10:1998;255-264.
132. Weiss T., Miltner W.H.R., Dillmann J., Meissner W., Huonker R., Nowak H. Reorganization of the somatosensory cortex after amputation of the index finger. Neuroreport. 9:1998;213-216.
133. Whitzel B.L., Perrucelli L., Werner G. Symmetry and connectivity in the body surface in somatosensory cortex: identification by combined magnetic and potential recordings. J. Physiol. (London). 32:1969;218-223.
134. Wikstrom H., Huttunen J., Korvenoja A., Virtanen J., Salonen O., Aronen H., Ilmoniemi R.J. Effects of interstimulus interval on somatosensory evoked magnetic fields (SEFs): a hypothesis concerning SEF generation at the primary sensorimotor cortex. Electroencephalogr. Clin. Neurophysiol. 100:1996;479-487.
135. Wikswo J.P. Biomagnetic sources and their models. Williamson S.J., Hoke M., Stroink G., Kotani M. Advances in Biomagnetism. 1990;1-18 Plenum, New York.
136. Wikswo J.P., Freeman J.A. Magnetic field of a nerve impulse: first measurements. Science. 208:1980;53-55.
137. Wikswo J.P., Friedman R.M., Kilroy A.W., Van Wgeraat J.M., Buchanan D.S. Preliminary measurements with micro SQUID. Williamson S.J., Hoke M., Stroink G., Kotani M. Advances in Biomagnetism. 1985;681-684 Plenum, New York.
138. Wood C.C., Cohen D., Cuffin B.N., Yarita M., Allison T. Electrical sources in human somatosensory cortex: identification by combined magnetic and potential recordings. Science. 227:1985;1051-1053.
139. Xiang J., Hoshiyama M., Koyama S., Kaneoke Y., Suzuki H., Watanabe S., Naka D., Kakigi R. Somatosensory evoked magnetic fields following passive finger movement. Brain Res. Cogn. Brain Res. 6:1997;73-82.
140. Xiang J., Kakigi R., Hoshiyama M., Kaneoke Y., Naka D., Takeshima Y., Koyama S. Somatosensory evoked magnetic fields and potentials following passive toe movement in humans. Electroencephalogr. Clin. Neurophysiol. 104:1997;393-401.
141. Yang T.T., Gallen C.C., Schwartz B.J., Bloom F.E. Noninvasive somatosensory homunculus mapping in humans by using a large-array biomagnetometer. Proc. Natl Acad. Sci. USA. 90:1993;3098-3102.
142. Yang T.T., Gallen C.C., Ramachandran V.S., Cobb S., Schwartz B.J., Bloom F.E. Noninvasive detection of cerebral plasticity in adult human somatosensory cortex. Neuroreport. 5:1994;701-704.
143. Yamasaki H., Kakigi R., Naka D. Effects of distraction on pain perception: magneto- and electro-encephalographic studies. Brain Res. Cogn. Brain Res. 8:1999;73-76.
144. Yamasaki, H., Kakigi, R., Watanabe, S., Hoshiyama, M., 2000. Effects of distraction on pain-related somatosensory evoked magnetic fields and potentials following painful electrical stimulation. Brain Res. Cogn. Brain Res. in press.