Four divalent cations had different effects on EPM of nerve cells at the same concentration. The efficiency in series is Zn2+>Cd2+>Ca2+>Mg2+.

• 这几种二价阳离子在浓度相同时,对神经细胞电泳迁移率的影响并不相同,其顺序为Zn~2>Cd~(2+)>Ca~(2+)>Mg~(2+)。