Maintenance of Resting Potential in Anoxic Guinea Pig Ventricular Muscle: Electrogenic Sodium Pumping

See allHide authors and affiliations

Science  07 May 1971:
Vol. 172, Issue 3983, pp. 570-572
DOI: 10.1126/science.172.3983.570


Anoxic ventricular muscle maintained a normal resting potenitial despite a large loss of potassium. The resting potential was separated into two components: one that depended on the potassium distribution, and one that depended on the activity of an electrogenic sodium pump.