Nicotine enhances object recognition memory through inhibition of voltage-dependent potassium 7 channels in the medial prefrontal cortex of mice

Nicotine administration enhances object recognition memory. However, target brain regions and cellular mechanisms underlying the nicotine effects remain unclear. In mice, the novel object recognition test revealed that systemic nicotine administration before training enhanced object recognition memo...

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Bibliographic Details
Main Authors: Hirohito Esaki (Author), Shoma Izumi (Author), Akari Fukao (Author), Naoya Nishitani (Author), Satoshi Deyama (Author), Katsuyuki Kaneda (Author)
Format: Book
Published: Elsevier, 2021-09-01T00:00:00Z.
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100 1 0 |a Hirohito Esaki  |e author 
700 1 0 |a Shoma Izumi  |e author 
700 1 0 |a Akari Fukao  |e author 
700 1 0 |a Naoya Nishitani  |e author 
700 1 0 |a Satoshi Deyama  |e author 
700 1 0 |a Katsuyuki Kaneda  |e author 
245 0 0 |a Nicotine enhances object recognition memory through inhibition of voltage-dependent potassium 7 channels in the medial prefrontal cortex of mice 
260 |b Elsevier,   |c 2021-09-01T00:00:00Z. 
500 |a 1347-8613 
500 |a 10.1016/j.jphs.2021.05.009 
520 |a Nicotine administration enhances object recognition memory. However, target brain regions and cellular mechanisms underlying the nicotine effects remain unclear. In mice, the novel object recognition test revealed that systemic nicotine administration before training enhanced object recognition memory. Moreover, this effect was inhibited by infusion of retigabine, a selective voltage-dependent potassium 7 (Kv7) channel opener, into the medial prefrontal cortex (mPFC) before nicotine administration. Additionally, infusion of XE-991, a selective Kv7 channel blocker, into the mPFC before training enhanced object recognition memory. Therefore, Kv7 channels in the mPFC may be at least partly involved in nicotine-induced enhancement of object recognition memory. 
546 |a EN 
690 |a Nicotine 
690 |a Medial prefrontal cortex 
690 |a Voltage-dependent potassium 7 channels 
690 |a Therapeutics. Pharmacology 
690 |a RM1-950 
655 7 |a article  |2 local 
786 0 |n Journal of Pharmacological Sciences, Vol 147, Iss 1, Pp 58-61 (2021) 
787 0 |n http://www.sciencedirect.com/science/article/pii/S1347861321000517 
787 0 |n https://doaj.org/toc/1347-8613 
856 4 1 |u https://doaj.org/article/f6b96e5203f94a01b41c77d63450a9d6  |z Connect to this object online.