long latency modulation of motor cortex excitability by ipsilateral posterior inferior frontal gyrus and pre supplementary motor area

www.nature.com/scientificreports OPEN received: 29 July 2016 accepted: 08 November 2016 Published: 08 December 2016 Long-latency modulation of motor cortex excitability by ipsilateral posterior inferior frontal gyrus and pre-supplementary motor area Francesca Fiori1,2,3, Emilio Chiappini1, Marco Soriano1,†, Riccardo Paracampo1, Vincenzo Romei4, Sara Borgomaneri1,2 & Alessio Avenanti1,2 The primary motor cortex (M1) is strongly influenced by several frontal regions Dual-site transcranial magnetic stimulation (dsTMS) has highlighted the timing of early (