hyperpolarize

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hyperpolarize

(hī′pər-pō′lə-rīz′)
tr.v. hyperpolar·ized, hyperpolar·izing, hyperpolar·izes
To cause an increase in polarity, as across a biological membrane.
References in periodicals archive ?
In the hippocampus and the prefrontal cortex, for example, this potentiation and subsequent binding of GABA hyperpolarizes the cell making the release of acetylcholine less likely.
The PIA sends projections to NGC (74), NMC (71,75) and NPM (76) of the medullary region, which in turn project to the spinal cord (72,75,77) to hyperpolarize motoneurons to control the spinal circuits for inducing atonia during REM sleep (78,79).
Efflux of potassium through an activated channel hyperpolarizes the excitable membrane and provides an effective means of suppressing neuronal firing.
During an action potential, the plasma membrane depolarizes to approximately 0 V and the vacuolar membrane hyperpolarizes to approximately -0.
2]]-methionine-enkephalinamide (DALA), which hyperpolarizes interneurons, suggesting that the inhibition of the late IPSP by NE may result from the [[alpha].