The application of microelectrode arrays in the research of electrophysiological properties of rats cardiac tissue slices;
方法:制备SD大鼠心脏组织片标本(大小5mm×5mm,厚度约2mm);采用同步60个位点MEAs标测技术,用5μV×1ms的刺激脉冲连续刺激,刺激间隔为1s,引出并记录组织场电位。