Publications by authors named "Katumi Sumikawa"

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Nicotine and a positive allosteric modulator of m1 muscarinic receptor increase NMDA/AMPA ratio in the hippocampus and medial prefrontal cortex.
Sakura Nakauchi, Hailing Su, Katumi Sumikawa

Neuropharmacology· January 2025

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Nicotine-mediated activation of α2 nAChR-expressing OLM cells in developing mouse brains disrupts OLM cell-mediated control of LTP in adolescence.
Hailing Su, Sakura Nakauchi, Katumi Sumikawa

Neurobiol Learn Mem· October 2022

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Long-term effects of early postnatal nicotine exposure on cholinergic function in the mouse hippocampal CA1 region.
Sakura Nakauchi, Hailing Su, Ivan Trang, Katumi Sumikawa

Neurobiol Learn Mem· May 2021

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α2* Nicotinic acetylcholine receptors influence hippocampus-dependent learning and memory in adolescent mice.
Shahrdad Lotfipour, Celina Mojica, Sakura Nakauchi, Marcela Lipovsek, Sarah Silverstein, Katumi Sumikawa

Learn Mem· June 2017

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Nicotine-induced neuroplasticity counteracts the effect of schizophrenia-linked neuregulin 1 signaling on NMDAR function in the rat hippocampus.
Yoshihiko Yamazaki, Katumi Sumikawa

Neuropharmacology· February 2017

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Impaired function of α2-containing nicotinic acetylcholine receptors on oriens-lacunosum moleculare cells causes hippocampus-dependent memory impairments.
Elise Kleeman, Sakura Nakauchi, Hailing Su, Richard Dang, Marcelo A Wood, Katumi Sumikawa

Neurobiol Learn Mem· December 2016

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Activation of α7 nicotinic acetylcholine receptors protects potentiated synapses from depotentiation during theta pattern stimulation in the hippocampal CA1 region of rats.
Bryan Galvez, Noah Gross, Katumi Sumikawa

Neuropharmacology· June 2016

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Early postnatal nicotine exposure disrupts the α2* nicotinic acetylcholine receptor-mediated control of oriens-lacunosum moleculare cells during adolescence in rats.
Kang Chen, Sakura Nakauchi, Hailing Su, Saki Tanimoto, Katumi Sumikawa

Neuropharmacology· February 2016

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Early postnatal nicotine exposure causes hippocampus-dependent memory impairments in adolescent mice: Association with altered nicotinic cholinergic modulation of LTP, but not impaired LTP.
Sakura Nakauchi, Melissa Malvaez, Hailing Su, Elise Kleeman, Richard Dang, Katumi Sumikawa

Neurobiol Learn Mem· February 2015

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Endogenous ACh suppresses LTD induction and nicotine relieves the suppression via different nicotinic ACh receptor subtypes in the mouse hippocampus.
Sakura Nakauchi, Katumi Sumikawa

Life Sci· August 2014

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Nicotinic and muscarinic agonists and acetylcholinesterase inhibitors stimulate a common pathway to enhance GluN2B-NMDAR responses.
Masaru Ishibashi, Yoshihiko Yamazaki, Ricardo Miledi, Katumi Sumikawa

Proc Natl Acad Sci U S A· August 2014

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Endogenously released ACh and exogenous nicotine differentially facilitate long-term potentiation induction in the hippocampal CA1 region of mice.
Sakura Nakauchi, Katumi Sumikawa

Eur J Neurosci· May 2012

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Nicotine facilitates long-term potentiation induction in oriens-lacunosum moleculare cells via Ca2+ entry through non-alpha7 nicotinic acetylcholine receptors.
Yousheng Jia, Yoshihiko Yamazaki, Sakura Nakauchi, Ken-Ichi Ito, Katumi Sumikawa

Eur J Neurosci· February 2010

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Alpha2 nicotine receptors function as a molecular switch to continuously excite a subset of interneurons in rat hippocampal circuits.
Yousheng Jia, Yoshihiko Yamazaki, Sakura Nakauchi, Katumi Sumikawa

Eur J Neurosci· April 2009

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Nicotine gates long-term potentiation in the hippocampal CA1 region via the activation of alpha2* nicotinic ACh receptors.
Sakura Nakauchi, Robert J Brennan, Jim Boulter, Katumi Sumikawa

Eur J Neurosci· May 2007

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Chronic nicotine exposure affects the normal operation of hippocampal circuits.
Sakura Nakauchi, Yoshihiko Yamazaki, Katumi Sumikawa

Neuroreport· January 2007

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Chronic nicotine-induced switch in Src-family kinase signaling for long-term potentiation induction in hippocampal CA1 pyramidal cells.
Yoshihiko Yamazaki, Yousheng Jia, Jamie K Wong, Katumi Sumikawa

Eur J Neurosci· December 2006

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Nicotine withdrawal suppresses nicotinic modulation of long-term potentiation induction in the hippocampal CA1 region.
Yoshihiko Yamazaki, Satoshi Fujii, Yousheng Jia, Katumi Sumikawa

Eur J Neurosci· November 2006

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Chronic nicotine treatment increases GABAergic input to striatal neurons.
Masami Miura, Katsuyoshi Ishii, Toshihiko Aosaki, Katumi Sumikawa

Neuroreport· April 2006

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Nicotine exposure in vivo induces long-lasting enhancement of NMDA receptor-mediated currents in the hippocampus.
Yoshihiko Yamazaki, Yousheng Jia, Rong Niu, Katumi Sumikawa

Eur J Neurosci· April 2006

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Nicotine reverses consolidated long-term potentiation in the hippocampal CA1 region.
Xin Guan, Sakura Nakauchi, Katumi Sumikawa

Brain Res· March 2006

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Comparison of alpha2 nicotinic acetylcholine receptor subunit mRNA expression in the central nervous system of rats and mice.
Katsuyoshi Ishii, Jamie K Wong, Katumi Sumikawa

J Comp Neurol· December 2005

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Nicotine-induced switch in the nicotinic cholinergic mechanisms of facilitation of long-term potentiation induction.
Yoshihiko Yamazaki, Yousheng Jia, Naoya Hamaue, Katumi Sumikawa

Eur J Neurosci· August 2005

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Nicotine compensates for the loss of cholinergic function to enhance long-term potentiation induction.
Yoshihiko Yamazaki, Naoya Hamaue, Katumi Sumikawa

Brain Res· August 2002

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