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RETRACTED ARTICLE:Contribution of GABAA receptor-mediated inhibition to the determination of the velocity tuning of low pass-tuned neurons of the Superior Colliculus

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Neurophysiology Aims and scope

This article was retracted on 15 March 2019

Abstract

The participation of intrinsic inhibitory networks in providing the velocity selectivity of neurons of the superior colliculus (SC) of the Syrian hamster was tested using iontophoretic application of bicuculline methiodide, a GABAA receptor competitive antagonist. The impulse activity of 22 low pass-tuned (LP) cells was recorded extracellularly. Following application of bicuculline, 10 cells exhibited an increase in the velocity selectivity, while the other 12 units showed decreases in their tuning. We assume that SC intrinsic inhibitory networks contributing to the velocity tuning of neurons of this structure are driven in a dissimilar way by afferent volleys arriving from the retina through “fast” Y and “slow” W channels.

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Correspondence to V. I. Khorevin.

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Neirofiziologiya/Neurophysiology, Vol. 39, Nos. 4/5, pp. 385–387, July–October, 2007.

This article has been retracted by the Editor in Chief because it was published without agreement of the laboratory's managers and without giving credits to the group of researchers who obtained the experimental data. The author agrees to the retraction.

An erratum to this article can be found online at https://doi.org/10.1007/s11062-019-09806-8

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Khorevin, V.I. RETRACTED ARTICLE:Contribution of GABAA receptor-mediated inhibition to the determination of the velocity tuning of low pass-tuned neurons of the Superior Colliculus . Neurophysiology 39, 337–338 (2007). https://doi.org/10.1007/s11062-007-0049-y

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  • DOI: https://doi.org/10.1007/s11062-007-0049-y

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