Mitochondrial Membrane Potentials Measured with Microelectrodes: Probable Ionic Basis

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Science  19 Dec 1969:
Vol. 166, Issue 3912, pp. 1539-1540
DOI: 10.1126/science.166.3912.1539


The membrane potentials of isolated Drosophila mitochondria have been measured under a variety of conditions by microelectrodes driven by a piezoelectric device. The results support the interpretation that the potentials are the result of a distribution of ions imposed by a Donnan effect.

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