Cortical responses to vagus nerve 1 stimulation are modulated by ongoing 2 oscillatory activity associated with 3 different brain states in non-human 4 primates

Running title: Vagal evoked potentials are modulated by brain state 7 8 Irene Rembado, David K. Su, Ariel Levari, Larry E. Shupe, Steve Perlmutter, Eberhard Fetz, Stavros 9 Zanos 10 11 1Department of Physiology & Biophysics, University of Washington, 1705 NE Pacific St, Seattle, WA 12 98195, USA 13 2 Department of Neurological Surgery, University of Washington, 1959 NE Pacific St, Seattle, WA 14 98195, USA 15 3Institute of Bioelectronic Medicine, Feinstein Institutes for Medical Research, 350 Community Drive, 16 Manhasset NY 11030, USA 17 18 Corresponding authors: Irene Rembado: irene.rembado@gmail.com, Stavros Zanos: 19 szanos@northwell.edu 20