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. 1999 Aug 15;519(Pt 1):131–141. doi: 10.1111/j.1469-7793.1999.0131o.x

Figure 4. Effects of low concentrations of divalent ions on rapid depolarization and extracellular K+ activity.

Figure 4

A, changes of membrane potential in DVMs induced by in vitro ischaemia in the presence of 0.2 mM Cd2+ and 0.3 mM Ni2+. Perfusate switched at time zero (arrow; see Methods). B, in some experiments extracellular K+ activity was simultaneously measured in the contralateral dorsal vagal motonucleus.