electrochemical gradient


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Related to electrochemical gradient: electrochemical proton gradient

electrochemical gradient

[i‚lek·trō‚kem·i·kəl ′grād·ē·ənt]
(cell and molecular biology)
The combined effect of a solute's concentration gradient across a membrane and the electric charge gradient across the membrane (the membrane potential), which drives the solute to cross the membrane.
References in periodicals archive ?
Dissipation of the electrochemical gradient results in the inability to pump hydrogen ions into the intermembrane space.
The movement of electrons through the ETC proteins provides energy for hydrogen ions to be pumped against a concentration gradient producing an electrochemical gradient.
NIS couples the inward transport of sodium, which occurs in favor of its electrochemical gradient, to the simultaneous inward translocation of iodide against its electrochemical gradient.

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