membrane potential


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Related to membrane potential: action potential, Resting membrane potential

membrane potential

[′mem‚brān pə‚ten·chəl]
(physiology)
A potential difference across a living cell membrane.
References in periodicals archive ?
The time constant was measured to be 17 ms at a membrane potential of -120 mV and 196 ms at a membrane potential of -80 mV.
DNA interaction, cytotoxicity, apoptotic activity, cell cycle arrest, reactive oxygen species and mitochondrial membrane potential assay induced by ruthenium(II) polypyridyl complexes.
[H.sub.2]S prevented the loss of mitochondrial membrane potential ([[psi].sub.m])
later demonstrated alterations in sperm motility, mitochondrial membrane potential and cellular apoptosis after 3 and 24 hr of incubation with C.
Both the increase of ROS and the decrease of mitochondrial membrane potential have been reported in some studies related to environmental hazard toxicity, particularly those induced by heavy metals [20,21].
Mitochondrial Membrane Potential Appears Resistant against C5a Exposure.
But unfortunately, the analytical scope for studying mitochondrial function is restricted to measuring mitochondrial redox state, membrane potential, calcium and reactive oxygen species [2].
Here [C.sub.m] is the membrane capacitance per unit area, [V.sub.i] denotes the membrane potential of neuron i=1,..., N (N shows the network size) in mV, and [V.sub.Na]=50mV, [V.sub.K]=77mV and [V.sub.L]=54.4mV are the equilibrium potential of sodium, potassium and leakage ion channels, respectively.
Eight rats in each group were used for detection of the mitochondrial membrane potential and the activity of mitochondrial complexes, qPCR, or Western blot detection.
Mitochondrial Membrane Potential. Changes in the mitochondrial membrane potential were monitored using a JC-1 assay kit (Beyotime, Beijing, China), according to the manufacturer's instructions.
The Change in Mitochondrial Membrane Potential Induced by NTD Accumulation.
Mitochondrial membrane potential was measured using FCM with Rhodamine 123 staining as previously described [18].

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