Sound-contingent visual motion aftereffect
<p>Abstract</p> <p>Background</p> <p>After a prolonged exposure to a paired presentation of different types of signals (e.g., color and motion), one of the signals (color) becomes a driver for the other signal (motion). This phenomenon, which is known as contingent moti...
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doaj-147c6727663a4ebca2fb365da210b7502020-11-24T22:50:21ZengBMCBMC Neuroscience1471-22022011-05-011214410.1186/1471-2202-12-44Sound-contingent visual motion aftereffectKobayashi MaoriTeramoto WataruHidaka SoutaSugita Yoichi<p>Abstract</p> <p>Background</p> <p>After a prolonged exposure to a paired presentation of different types of signals (e.g., color and motion), one of the signals (color) becomes a driver for the other signal (motion). This phenomenon, which is known as contingent motion aftereffect, indicates that the brain can establish new neural representations even in the adult's brain. However, contingent motion aftereffect has been reported only in visual or auditory domain. Here, we demonstrate that a visual motion aftereffect can be contingent on a specific sound.</p> <p>Results</p> <p>Dynamic random dots moving in an alternating right or left direction were presented to the participants. Each direction of motion was accompanied by an auditory tone of a unique and specific frequency. After a 3-minutes exposure, the tones began to exert marked influence on the visual motion perception, and the percentage of dots required to trigger motion perception systematically changed depending on the tones. Furthermore, this effect lasted for at least 2 days.</p> <p>Conclusions</p> <p>These results indicate that a new neural representation can be rapidly established between auditory and visual modalities.</p> http://www.biomedcentral.com/1471-2202/12/44 |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Kobayashi Maori Teramoto Wataru Hidaka Souta Sugita Yoichi |
spellingShingle |
Kobayashi Maori Teramoto Wataru Hidaka Souta Sugita Yoichi Sound-contingent visual motion aftereffect BMC Neuroscience |
author_facet |
Kobayashi Maori Teramoto Wataru Hidaka Souta Sugita Yoichi |
author_sort |
Kobayashi Maori |
title |
Sound-contingent visual motion aftereffect |
title_short |
Sound-contingent visual motion aftereffect |
title_full |
Sound-contingent visual motion aftereffect |
title_fullStr |
Sound-contingent visual motion aftereffect |
title_full_unstemmed |
Sound-contingent visual motion aftereffect |
title_sort |
sound-contingent visual motion aftereffect |
publisher |
BMC |
series |
BMC Neuroscience |
issn |
1471-2202 |
publishDate |
2011-05-01 |
description |
<p>Abstract</p> <p>Background</p> <p>After a prolonged exposure to a paired presentation of different types of signals (e.g., color and motion), one of the signals (color) becomes a driver for the other signal (motion). This phenomenon, which is known as contingent motion aftereffect, indicates that the brain can establish new neural representations even in the adult's brain. However, contingent motion aftereffect has been reported only in visual or auditory domain. Here, we demonstrate that a visual motion aftereffect can be contingent on a specific sound.</p> <p>Results</p> <p>Dynamic random dots moving in an alternating right or left direction were presented to the participants. Each direction of motion was accompanied by an auditory tone of a unique and specific frequency. After a 3-minutes exposure, the tones began to exert marked influence on the visual motion perception, and the percentage of dots required to trigger motion perception systematically changed depending on the tones. Furthermore, this effect lasted for at least 2 days.</p> <p>Conclusions</p> <p>These results indicate that a new neural representation can be rapidly established between auditory and visual modalities.</p> |
url |
http://www.biomedcentral.com/1471-2202/12/44 |
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