Excitability changes in the primary motor cortex just prior to voluntary muscle relaxation 1 2

Excitability changes in the primary motor cortex just prior to voluntary muscle relaxation 1 2 Tomotaka Suzuki , Kenichi Sugawara*, Mineko Takagi, Toshio Higashi 3 4 Physical Therapy Major, School of Rehabilitation, Faculty of Health and Social Services, Kanagawa 5 University of Human Services, Kanagawa, Japan 6 Department of Community-based Rehabilitation Sciences, Unit of Rehabilitation Sciences, Nagasaki 7 University Graduate School of Biomedical Sciences, Nagasaki, Japan 8 9 Running head: Excitability changes in M1 prior to muscle relaxation 10 11 *Correspondence to Kenichi Sugawara, PhD, School of Rehabilitation, Faculty of Health and Social 12 Services, Kanagawa University of Human Services, 1-10-1 Heisei-cho, Yokosuka, Kanagawa 238-8522, 13 Japan. 14 Tel: +81 46 828 2736; fax: +81 46 828 2737; e-mail: [email protected] 15 Articles in PresS. J Neurophysiol (October 8, 2014). doi:10.1152/jn.00489.2014