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. 1983 Jul;304(5923):268-70.
doi: 10.1038/304268a0.

Single-channel currents activated by light in Limulus ventral photoreceptors

Single-channel currents activated by light in Limulus ventral photoreceptors

J Bacigalupo et al. Nature. 1983 Jul.

Abstract

Sensory stimuli alter the membrane conductance of receptor cells. Noise analysis studies in several types of receptors suggest that ionic channels mediate this change in conductance, but no direct evidence for such channels has been obtained. We have now investigated the mechanism of ion permeation underlying the light-induced conductance in the ventral photo-receptors of Limulus polyphemus by means of the patch-clamp technique and have resolved single-channel currents that are activated by light.

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