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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6
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pubmed:dateCreated |
1993-2-1
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pubmed:abstractText |
The spatiotemporal characteristics of neural activity in the guinea pig auditory cortex are investigated to determine their importance in neural processing and coding of the complex sounds. A multi-channel optical recording system has been developed for observing the cortical field of the mammalian brain in vivo. Using the voltage-sensitive dye: RH795, optical imaging was used to visualize neural activity in the guinea pig auditory cortex. Experimental results reveal a boomerang-shaped pattern of movement of activated neural cell regions for the evoked response to click as complex sounds. Parallel and sequential neural processing structure was observed. Although the exact frequency selectivities of single cells and tonotopical organization observed using microelectrode were not visible, the similar feature to the microelectrode evidences was imaged by extracting the strongly response field from the optical data.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0340-1200
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
67
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
501-9
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:1472574-Acoustic Stimulation,
pubmed-meshheading:1472574-Animals,
pubmed-meshheading:1472574-Auditory Cortex,
pubmed-meshheading:1472574-Cybernetics,
pubmed-meshheading:1472574-Evoked Potentials, Auditory,
pubmed-meshheading:1472574-Fluorescent Dyes,
pubmed-meshheading:1472574-Guinea Pigs,
pubmed-meshheading:1472574-Male,
pubmed-meshheading:1472574-Optics and Photonics
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pubmed:year |
1992
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pubmed:articleTitle |
Dynamic characteristics of the auditory cortex of guinea pigs observed with multichannel optical recording.
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pubmed:affiliation |
Advanced Research Laboratory, Hitachi Ltd., Saitama, Japan.
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pubmed:publicationType |
Journal Article
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