Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4349868 | Neuroscience Letters | 2007 | 5 Pages |
Abstract
This study aimed to determine the effect of low-frequency repetitive transcranial magnetic stimulation (rTMS) on electroencephalograms (EEGs) of rats. Fifteen Sprague-Dawley rats were subject to 100 pulses of 0.5Â Hz rTMS, or sham stimulation. EEGs were recorded before stimulation and within 1Â min after rTMS or sham stimulation. Estimates of the EEG correlation dimension (D2) and power spectra were calculated. Results show that the D2 reduced significantly after low-frequency rTMS, but not after sham stimulation. Mean absolute power (MAP) of the gamma band and relative power (RP) of the beta and gamma bands reduce markedly after low-frequency rTMS, but there are no changes with sham stimulation. These results indicate that low-frequency rTMS could affect cortical activities significantly, but effects were markedly different from those of high-frequency rTMS.
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Authors
Li Linxia, Yin Zhenggang, Huo Xiaolin,