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D-Index
35
Citations
4674
World Ranking
9209
National Ranking
3890

Overview

Katumi Sumikawa is affiliated with the University of California, Irvine in the United States. Their research focuses primarily on biochemistry, genetics, and molecular biology, with particular emphasis on neuroscience. The scientist's work spans molecular biology and cellular and molecular neuroscience, involving detailed investigations into receptor mechanisms and signaling.

The topics central to their research include:

  • Neuroscience and Neuropharmacology Research
  • Receptor Mechanisms and Signaling
  • Nicotinic Acetylcholine Receptors Study

Sumikawa has published multiple papers in well-known scientific journals. Recent publications cover the effects of nicotine on brain function, including postnatal exposure effects and receptor activation related to synaptic plasticity. Notable papers include:

  • Long-term effects of early postnatal nicotine exposure on cholinergic function in the mouse hippocampal CA1 region (2021), published in Neurobiology of Learning and Memory
  • Nicotine-mediated activation of α2 nAChR-expressing OLM cells in developing mouse brains disrupts OLM cell-mediated control of LTP in adolescence (2022), published in Neurobiology of Learning and Memory
  • Nicotine and a positive allosteric modulator of m1 muscarinic receptor increase NMDA/AMPA ratio in the hippocampus and medial prefrontal cortex (2024), published in Neuropharmacology

The scientist frequently collaborates with certain coauthors. Frequent collaborators include:

  • Sakura Nakauchi
  • Hailing Su
  • Ivan Trang

The main venues where Sumikawa's work appears are:

  • Neurobiology of Learning and Memory
  • Neuropharmacology

Best Publications

  • Translation of Exogenous Messenger RNA Coding for Nicotinic Acetylcholine Receptors Produces Functional Receptors in Xenopus Oocytes

    Eric Albert Barnard;Ricardo Miledi;K. Sumikawa

  • Acute and chronic nicotine exposure differentially facilitate the induction of LTP.

    Satoshi Fujii;Zhanxin Ji;Naonori Morita;Katumi Sumikawa

  • Active multi-subunit ACh receptor assembled by translation of heterologous mRNA in Xenopus oocytes

    K. Sumikawa;M. Houghton;J. S. Emtage;B. M. Richards

  • The molecular cloning and characterisation of cDNA coding for the alpha subunit of the acetylcholine receptor.

    K. Sumikawa;M. Houghton;J.C. Smith;L. Bell

  • Inactivation of α7 ACh receptors and activation of non-α7 ACh receptors both contribute to long term potentiation induction in the hippocampal CA1 region

    Satoshi Fujii;Zhanxin Ji;Katumi Sumikawa

  • Nicotine reverses GABAergic inhibition of long-term potentiation induction in the hippocampal CA1 region

    Satoshi Fujii;Yousheng Jia;Aizhen Yang;Katumi Sumikawa

  • Properties of acetylcholine receptors translated by cat muscle mRNA in Xenopus oocytes.

    R Miledi;I Parker;K Sumikawa

  • Levels of mRNA for a putative kainate receptor are affected by seizures.

    Christine Gall;Katumi Sumikawa;Gary Lynch

  • Nicotine gates long-term potentiation in the hippocampal CA1 region via the activation of α2* nicotinic ACh receptors

    Sakura Nakauchi;Robert J. Brennan;Jim Boulter;Katumi Sumikawa

  • Partial purification and functional expression of brain mRNAs coding for neurotransmitter receptors and voltage-operated channels.

    K Sumikawa;I Parker;R Miledi

  • Synthesis of chick brain GABA receptors by frog oocytes.

    Ricardo Miledi;Ian Parker;K. Sumikawa

  • Assembly and N-glycosylation of all ACh receptor subunits are required for their efficient insertion into plasma membranes

    Katumi Sumikawa;Ricardo Miledi

  • 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

  • N-Glycosylation at the conserved sites ensures the expression of properly folded functional ACh receptors

    Vaughn M Gehle;Elisabeth C Walcott;Tomoyuki Nishizaki;Katumi Sumikawa

  • Site-directed mutagenesis of the conserved N-glycosylation site on the nicotinic acetylcholine receptor subunits

    Vaughn M. Gehle;Katumi Sumikawa

  • Assembly of mutant subunits of the nicotinic acetylcholine receptor lacking the conserved disulfide loop structure.

    K Sumikawa;V M Gehle

  • Arachidonic acid induces a long-lasting facilitation of hippocampal synaptic transmission by modulating PKC activity and nicotinic ACh receptors

    Tomoyuki Nishizaki;Tamotsu Nomura;Toshiyuki Matsuoka;Grigori Enikolopov

  • Expression of Neurotransmitter Receptors and Voltage-Activated Channels from Brain mRNA in Xenopus Oocytes

    Katumi Sumikawa;Ian Parker;Ricardo Miledi

  • Nicotine exposure in vivo induces long-lasting enhancement of NMDA receptor-mediated currents in the hippocampus.

    Yoshihiko Yamazaki;Yousheng Jia;Rong Niu;Katumi Sumikawa

  • Preparation of RNA for injection into Xenopus oocytes

    Alan L. Goldin;Katumi Sumikawa

Frequent Co-Authors

Christine M. Gall
Christine M. Gall University of California, Irvine
Marcelo A. Wood
Marcelo A. Wood University of California, Irvine
Michael S. Fanselow
Michael S. Fanselow University of California, Los Angeles
Alan L. Goldin
Alan L. Goldin University of California, Irvine
Yasuhiro Okada
Yasuhiro Okada Kobe University
Ana Belén Elgoyhen
Ana Belén Elgoyhen University of Buenos Aires

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