I study neural development, stem cell biology, and plasticity of the brain.
Overview of the research
I have studied neural development, stem cell biology, and plasticity of the brain. Especially, my research focus is bHLH transcriptional factors and neurogenesis in the postnatal/adult brain.
Research Areas
Life sciences, Neuroscience - general
Papers
Experience-dependent plasticity of periglomerular cells in the olfactory bulb
Volitional and forced running ability in mice lacking intact primary motor cortex
Ryusei Abo; Mei Ishikawa; Rio Shinohara; Takayuki Michikawa; Itaru Imayoshi
Frontiers in Neural Circuits, 14 Aug. 2025
Three-dimensional scanless patterned illumination using time-multiplexed multiline temporal focusing for multicell manipulation with single-cell resolution
Jag1 Modulates an Oscillatory Dll1-Notch-Hes1 Signaling Module to Coordinate Growth and Fate of Pancreatic Progenitors
Philip Allan Seymour; Caitlin Alexis Collin; Anuska la Rosa Egeskov-Madsen; Mette Christine Jørgensen; Hiromi Shimojo; Itaru Imayoshi; Kristian Honnens de Lichtenberg; Raphael Kopan; Ryoichiro Kageyama; Palle Serup
Developmental Cell, 23 Mar. 2020
Cholecystokinin-Expressing Interneurons of the Medial Prefrontal Cortex Mediate Working Memory Retrieval
Robin Nguyen; Sridevi Venkatesan; Mary Binko; Jee Yoon Bang; Janine D. Cajanding; Chloe Briggs; Derya Sargin; Itaru Imayoshi; Evelyn K. Lambe; Jun Chul Kim
The Journal of Neuroscience, 11 Mar. 2020
Light-mediated control of Gene expression in mammalian cells
Mayumi Yamada; Shinji C. Nagasaki; Takeaki Ozawa; Itaru Imayoshi
Neuroscience Research, Mar. 2020, Corresponding author
Neural stem cells and neuro/gliogenesis in the central nervous system: understanding the structural and functional plasticity of the developing, mature, and diseased brain
CELLULAR AND MOLECULAR LIFE SCIENCES, Jun. 2013, Peer-reviewed
Retinoid acid specifies neuronal identity through graded expression of Ascl1
John Jacob; Jennifer Kong; Steven Moore; Christopher Milton; Noriaki Sasai; Rosa Gonzalez-Quevedo; Javier Terriente; Itaru Imayoshi; Ryoichoro Kageyama; David G. Wilkinson; Bennett G. Novitch; James Briscoe
Current Biology, 04 Mar. 2013, Peer-reviewed
Amygdala kindling induces nestin expression in the leptomeninges of the neocortex.
Erratum: Retinoid acid specifies neuronal identity through graded expression of ascl1 (Current Biology (2013) 23 (412-418))
J. Jacob; J. Kong; S. Moore; C. Milton; N. Sasai; R. Gonzalez-Quevedo; J. Terriente; I. Imayoshi; R. Kageyama; D.G. Wilkinson; B.G. Novitch; J. Briscoe
Current Biology, 2013, Peer-reviewed
Neurogenesis in the postnatal and adult brain
Itaru Imayoshi
Japanese Journal of Neuropsychopharmacology, Nov. 2012, Peer-reviewed
In vivo evaluation of PhiC31 recombinase activity in transgenic mice
Roles of Hes genes in development of cerebral cortex and choroid plexus
I. Imayoshi; T. Ohtsuka; R. Kageyama
INTERNATIONAL JOURNAL OF DEVELOPMENTAL NEUROSCIENCE, Dec. 2006, Peer-reviewed
High levels of Cre expression in neuronal progenitors cause defects in brain development leading to microencephaly and hydrocephaly
Paolo E. Forni; Claudio Scuoppo; Itaru Imayoshi; Riccardo Taulli; Walter Dastru; Valentina Sala; Ulrich A. K. Betz; Patrizia Muzzi; Daniela Martinuzzi; Alessandro E. Vercelli; Ryoichiro Kageyama; Carola Ponzetto
JOURNAL OF NEUROSCIENCE, Sep. 2006, Peer-reviewed
Temporal regulation of Cre recombinase activity in neural stem cells
Imayoshi, I; T Ohtsuka; D Metzger; P Chambon; R Kageyama
GENESIS, May 2006, Peer-reviewed
Visualization of embryonic neural stem cells using Hes promoters in transgenic mice
T Ohtsuka; Imayoshi, I; H Shimojo; E Nishi; R Kageyama; SK McConnell
MOLECULAR AND CELLULAR NEUROSCIENCE, Jan. 2006, Peer-reviewed
Patterning of the dorsal telencephalic midline by bHLH transcriptional factors.
Stem Cells: From Basic Research to Therapy: Basic Stem Cell Biology, Tissue Formation during Development, and Model Organisms. Edited by Federico Calegari & Claudia Waskow. Chapter 9.
Kageyama, R; Ohtsuka, T; Shimojo, H; Imayoshi, I
Dynamic Gene Networks in Neural Stem Cell Regulation., 2014
Optogenetic Dissection of Novel Transcriptional Regulatory Mechanisms in Neural Stem Cells
今吉 格
第73回日本実験動物学会総会, 27 May 2026, 第73回日本実験動物学会総会, Invited
神経幹細胞の転写因子ネットワーク制御から迫るヒト脳形成メカニズム
今吉 格
第16回都医学研シンポジウム「ヒト脳進化を駆動した哺乳類脳の発生原理」, 11 May 2026, 公益財団法人東京都医学総合研究所, Invited
Granule Cell Plasticity and Olfactory Learning
Itaru Imayoshi
The 22nd International Symposium on Molecular and Neural mechanisms of Taste and Olfactory Perception, 01 Mar. 2026, 岡山大学大学院医歯薬学総合研究科
Uncovering Novel Transcriptional Regulatory Mechanisms of Neural Stem Cells Using Optogenetic Approaches
Itaru Imayoshi
AMED-MRC ASPIRE Engineering Biology Workshop "Towards reconstituting human kidney development and disease in vitro", 27 Feb. 2026
Uncovering Novel Transcriptional Regulatory Mechanisms of Neural Stem Cells Using Optogenetic Approaches
Itaru Imayoshi
The 31st East Asia Joint Symposium on Biomedical Research, 29 Oct. 2025, Shanghai Institute of Biochemistry and Cell Biology, Chinese Academy of Sciences, Invited
Uncovering Novel Transcriptional Regulatory Mechanisms of Neural Stem Cells Using Optogenetic Approaches
Itaru Imayoshi
The 63rd Annual Meeting of the Biophysical Society of Japan, 26 Sep. 2025, Invited
Roles of adult-born granule cells of the hippocampal dentate gyrus in structure learning
Itaru Imayoshi
第68回日本神経化学会大会, 11 Sep. 2025, Invited
成体脳ニューロン新生について
今吉 格
脳神経回路の形成・動作と制御2025, 22 Jul. 2025, Invited
Analysis of neural stem cell regulatory mechanism using optical control of gene expressions
今吉格
日本ゲノム編集学会第10回大会, 16 Jun. 2025
Whole brain imaging by serial tomography with spinning disk confocal microscopy