Tactile stimulation of the hand causes bilateral cortical activation: A functional magnetic resonance study in humans

Neuroscience Letters

Volumn 271, Issue 1, 1999, Pages 29-32

  Hansson, Thomas ^a,b   Brismar, Tom ^b  

^a LINKÖPING UNIVERSITY HOSPITAL   (Sweden)

^b KAROLINSKA UNIVERSITY HOSPITAL   (Sweden)

Author keywords

Digits; Functional magnetic resonance imaging; Glabrous; Human; Ipsilateral; Sensory; Somatosensory; Tactile

Indexed keywords

ADULT; ARTICLE; CONTROLLED STUDY; FEMALE; FINGER; GLABROUS SKIN; HUMAN; HUMAN EXPERIMENT; MALE; NERVE CELL EXCITABILITY; NORMAL HUMAN; NUCLEAR MAGNETIC RESONANCE IMAGING; PRIORITY JOURNAL; SENSORY CORTEX; SOMATOSENSORY CORTEX; TACTILE STIMULATION;

ADULT; BRAIN MAPPING; CEREBRAL CORTEX; FEMALE; FINGERS; FUNCTIONAL LATERALITY; HUMANS; MAGNETIC RESONANCE IMAGING; MALE; OXYGEN; PHYSICAL STIMULATION; SKIN; SOMATOSENSORY CORTEX; TOUCH;

EID: 0033551687     PISSN: 03043940     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0304-3940(99)00508-X     Document Type: Article

References (16)

1. Allison T., McCarthy G., Wood C.C., Jones S.J. Potentials evoked in human and monkey cerebral cortex by stimulation of the median nerve. A review of scalp and intracranial recordings. Brain. 114:1991;2465-2503.
2. Burton H., MacLeod A.M., Videen T.O., Raichle M.E. Multiple foci in parietal and frontal cortex activated by rubbing embossed grating patterns across fingerpads: a positron emission tomography study in humans. Cereb. Cortex. 7:1997;3-17.
3. Burton H., Videen T.O., Raichle M.E. Tactile-vibration-activated foci in insular and parietal-opercular cortex studied with positron emission tomography: mapping the second somatosensory area in humans. Somatosens. Mot. Res. 10:1993;297-308.
4. Gelnar P.A., Krauss B.R., Szeverenyi N.M., Apkarian A.V. Fingertip representation in the human somatosensory cortex: an fMRI study. Neuroimage. 7:1998;261-283.
5. Iwamura Y., Iriki A., Tanaka M. Bilateral hand representation in the postcentral somatosensory cortex. Nature. 369:1994;554-556.
6. Killackey H.P., Gould H.J., Cusick C.G., Pons T.P., Kaas J.H. The relation of corpus callosum connections to architectonic fields and body surface maps in sensorimotor cortex of new and old world monkeys. J. Comp. Neurol. 219:1983;384-419.
7. Kurth R., Villringer K., Mackert B.M., Schwiemann J., Braun J., Curio G., Villringer A., Wolf K.J. fMRI assessment of somatotopy in human Brodmann area 3b by electrical finger stimulation. NeuroReport. 9:1998;207-212.
8. Lin W., Kuppusamy K., Haacke E.M., Burton H. Functional MRI in human somatosensory cortex activated by touching textured surfaces. J. Magn. Reson. Imaging. 6:1996;565-572.
9. Noachtar S., Lüders H.O., Dinner D.S., Klem G. Ipsilateral median somatosensory evoked potentials recorded from human somatosensory cortex. Electroenceph. clin. Neurophysiol. 104:1997;189-198.
10. Oldfield R.C. The assessment and analysis of handedness: the Edinburgh inventory. Neuropsychologia. 9:1971;97-113.
11. O'Sullivan B.T., Roland P.E., Kawashima R. A PET study of somatosensory discrimination in man: microgeometry versus macrogeometry. Eur. J. Neurosci. 6:1994;137-148.
12. Penfield W.J., Jasper H. Epilepsy and the Functional Anatomy of the Human Brain. 1954;Little Brown, Boston, MA.
13. Rumeau C., Tzourio N., Murayama N., Peretti-Viton P., Levrier O., Joliot M., Mazoyer B., Salamon G. Location of hand function in the sensorimotor cortex: MR and functional correlation. Am. J. Neuroradiol. 15:1994;567-572.
14. 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.
15. Shanks M.F., Pearson R.C.A., Powell T.P.S. The ipsilateral cortico-cortical connections between the cytoarchitectonic subdivisions of the primary somatic sensory cortex in monkey. Brain Res. Rev. 9:1985;67-88.
16. Yousry T.A., Schmid U.D., Alkadhi H., Schmidt D., Peraud A., Buettner A., Winkler P. Localization of the motor hand area to a knob on the precentral gyrus. A new landmark. Brain. 120:1997;141-157.