Presentation 2006-01-27
Application of the synaptic bouton preparation to rat retinal ganglion cells
Tamami MOTOMURA, Yuki HAYASIDA, Norio AKAIKE, Nobuki MURAYAMA,
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Abstract(in English) The vibrodissociation method has been applied to various CNS regions, yet never applied to vertebrate retinas. This study is aimed to examine whether this method is valid to isolate ganglion cells from a mammalian retina. In perforated-patch whole-cell recordings, the isolated ganglion cells showed sustained as well as transient spiking in response to depolarizing constant current injections, and showed voltage-gated Na^+ current in response to depolarization steps. Under current-clamp, the ganglion cells somata showed spontaneous IPSP-like events of which reversal potential was approximately -80 mV. The present study suggested that the vibrodissociation method is useful to isolate rat retinal ganglion cells attached with inhibitory synaptic boutons.
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Keyword(in English) retina / ganglion cell / synaptic bouton preparation / electrophysiological experiment
Paper # MBE2005-108
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Committee MBE
Conference Date 2006/1/20(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Application of the synaptic bouton preparation to rat retinal ganglion cells
Sub Title (in English)
Keyword(1) retina
Keyword(2) ganglion cell
Keyword(3) synaptic bouton preparation
Keyword(4) electrophysiological experiment
1st Author's Name Tamami MOTOMURA
1st Author's Affiliation Faculty of Engineering, Kumamoto University()
2nd Author's Name Yuki HAYASIDA
2nd Author's Affiliation Faculty of Engineering, Kumamoto University
3rd Author's Name Norio AKAIKE
3rd Author's Affiliation Research Division for Life Science, Kumamoto Health Science University
4th Author's Name Nobuki MURAYAMA
4th Author's Affiliation Faculty of Engineering, Kumamoto University
Date 2006-01-27
Paper # MBE2005-108
Volume (vol) vol.105
Number (no) 577
Page pp.pp.-
#Pages 4
Date of Issue