0). The values are presented as mean ± SEM. *\** *p* \< 0.00; *\*\** *p* \< 0.00; and *\*\*\** *p* \< 0.000. CONT: non-treated controls; FLU: flupirtine; LINO: linopirdine; XE: XE000.](ijms-00-00000-g000){#ijms-00-00000-f000}  ![Suppressive effect of CNQX (0-cyano-0-nitroquinoxaline-0,0-dione), an AMPA 