Literature DB >> 6199186

Somatosensory evoked cerebral magnetic fields from SI and SII in man.

R Hari, K Reinikainen, E Kaukoranta, M Hämäläinen, R Ilmoniemi, A Penttinen, J Salminen, D Teszner.   

Abstract

We have recorded cerebral magnetic fields elicited by electrical stimulation of median and peroneal nerves. Field mapping indicates that the deflections at 30-80 and 150-180 msec are due to activity at SI. Additional activity at 90-125 msec is generated at SII, on the superior bank of the sylvian fissure. At SI, the source locations are in agreement with the known somatotopy. Only contralateral stimuli evoke responses at SI, whereas both ipsi- and contralateral stimuli elicit responses at SII.

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Year:  1984        PMID: 6199186     DOI: 10.1016/0013-4694(84)90126-3

Source DB:  PubMed          Journal:  Electroencephalogr Clin Neurophysiol        ISSN: 0013-4694


  48 in total

Review 1.  Magnetoencephalography in the study of human somatosensory cortical processing.

Authors:  R Hari; N Forss
Journal:  Philos Trans R Soc Lond B Biol Sci       Date:  1999-07-29       Impact factor: 6.237

2.  Activation of multiple cortical areas in response to somatosensory stimulation: combined magnetoencephalographic and functional magnetic resonance imaging.

Authors:  A Korvenoja; J Huttunen; E Salli; H Pohjonen; S Martinkauppi; J M Palva; L Lauronen; J Virtanen; R J Ilmoniemi; H J Aronen
Journal:  Hum Brain Mapp       Date:  1999       Impact factor: 5.038

3.  Timing and connectivity in the human somatosensory cortex from single trial mass electrical activity.

Authors:  Andreas A Ioannides; George K Kostopoulos; Nikolaos A Laskaris; Lichan Liu; Tadahiko Shibata; Marc Schellens; Vahe Poghosyan; Ara Khurshudyan
Journal:  Hum Brain Mapp       Date:  2002-04       Impact factor: 5.038

4.  Effects of peripheral sensory input on cortical inhibition in humans.

Authors:  Alexandra Sailer; Gregory F Molnar; Danny I Cunic; Robert Chen
Journal:  J Physiol       Date:  2002-10-15       Impact factor: 5.182

5.  Hemodynamic evoked response of the sensorimotor cortex measured noninvasively with near-infrared optical imaging.

Authors:  Maria Angela Franceschini; Sergio Fantini; John H Thompson; Joseph P Culver; David A Boas
Journal:  Psychophysiology       Date:  2003-07       Impact factor: 4.016

Review 6.  Interactions between inhibitory and excitatory circuits in the human motor cortex.

Authors:  Robert Chen
Journal:  Exp Brain Res       Date:  2003-10-25       Impact factor: 1.972

7.  Modulations of early somatosensory ERP components by transient and sustained spatial attention.

Authors:  Martin Eimer; Bettina Forster
Journal:  Exp Brain Res       Date:  2003-05-20       Impact factor: 1.972

Review 8.  Magnetoencephalography: a tool for functional brain imaging.

Authors:  M S Hämäläinen
Journal:  Brain Topogr       Date:  1992       Impact factor: 3.020

9.  Neural connectivity in hand sensorimotor brain areas: an evaluation by evoked field morphology.

Authors:  Franca Tecchio; Filippo Zappasodi; Patrizio Pasqualetti; Paolo Maria Rossini
Journal:  Hum Brain Mapp       Date:  2005-02       Impact factor: 5.038

10.  Hands behind your back: effects of arm posture on tactile attention in the space behind the body.

Authors:  Helge Gillmeister; Bettina Forster
Journal:  Exp Brain Res       Date:  2011-11-20       Impact factor: 1.972

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