Kenichi Ohta

Profile Information

Affiliation: Assistant professor, Department of Anatomy and Neurobiology, Faculty of Medicine, Kagawa University

Degree: 博士（医学）(徳島大学)

J-GLOBAL ID: 201101034726503778
researchmap Member ID: B000004829

虐待・育児放棄のような乳幼児期におけるストレス環境が

発達期の脳にどのような痕跡を残す事で社会性の異常に関わってくるのかを中心に

母子分離動物モデルを用いて研究しております。

学会等で見かけることがありましたら、気軽にお声をかけて頂ければと思います。

Research Interests

Research Areas

Research History

2011

Faculty of Medicine, Kagawa University
2009

The University of Tokushima
2006

The University of Tokushima

Education

Apr, 2006 - Mar, 2010

Graduate School of Medical Sciences, The University of Tokushima
Apr, 2004 - Mar, 2006

Major in Health Science, Graduate School of Medical Sciences, Tottori University
Apr, 2000 - Mar, 2004

School of Health Science, Faculty of Medicine, Tottori University

Major Papers

Repeated maternal separation causes transient reduction in BDNF expression in the medial prefrontal cortex during early brain development, affecting inhibitory neuron development.

Chiaki Tenkumo, Ken-Ichi Ohta, Shingo Suzuki, Katsuhiko Warita, Kanako Irie, Saki Teradaya, Takashi Kusaka, Kenji Kanenishi, Toshiyuki Hata, Takanori Miki

Heliyon, 6(8) e04781, Aug, 2020 Peer-reviewedCorresponding author
The effects of early life stress on the excitatory/inhibitory balance of the medial prefrontal cortex

Ken-ichi Ohta, Shingo Suzuki, Katsuhiko Warita, Kazunori Sumitani, Chiaki Tenkumo, Toru Ozawa, Hidetoshi Ujihara, Takashi Kusaka, Takanori Miki

Behavioural Brain Research, 379 112306-112306, Feb, 2020 Peer-reviewedLead authorCorresponding author
Prolonged maternal separation attenuates BDNF-ERK signaling correlated with spine formation in the hippocampus during early brain development

Ken-ichi Ohta, Shingo Suzuki, Katsuhiko Warita, Tomohiro Kaji, Takashi Kusaka, Takanori Miki

JOURNAL OF NEUROCHEMISTRY, 141(2) 179-194, Apr, 2017 Peer-reviewedLead authorCorresponding author
Prolonged maternal separation disturbs the serotonergic system during early brain development

Ken-ichi Ohta, Takanori Miki, Katsuhiko Warita, Shingo Suzuki, Takashi Kusaka, Tomiko Yakura, Jun-Qian Liu, Motoki Tamai, Yoshiki Takeuchi

INTERNATIONAL JOURNAL OF DEVELOPMENTAL NEUROSCIENCE, 33 15-21, Apr, 2014 Peer-reviewedLead authorCorresponding author
Prenatal ethanol exposure impairs passive avoidance acquisition and enhances unconditioned freezing in rat offspring

Ken-ichi Ohta, Hiromi Sakata-Haga, Yoshihiro Fukui

BEHAVIOURAL BRAIN RESEARCH, 234(2) 255-258, Oct, 2012 Peer-reviewedLead author
Alteration in anxiety-related behaviors and reduction of serotonergic neurons in raphe nuclei in adult rats prenatally exposed to ethanol

Ken-ichi Ohta, Hiromi Sakata-Haga, Yoshihiro Fukui

CONGENITAL ANOMALIES, 50(2) 105-114, Jun, 2010 Peer-reviewedLead author
Genetic susceptibility in the neural tube defects induced by ochratoxin A in the genetic arhinencephaly mouse, Pdn/Pdn

Ken-Ichi Ohta, Mizuho Maekawa, Ryu-Ichi Katagiri, Etsuko Ueta, Ichiro Naruse

Congenital Anomalies, 46(3) 144-148, Sep, 2006 Peer-reviewedLead author

Misc.

神経毒とNeuroscienceエタノール

三木崇範, 太田健一, 鈴木辰吾

Clinical Neuroscience, (35) 1393-1397, 2017
Development of biological clock system was impaired by prenatal ethanol administration(Poster Session)(Japanese Teratology Society 43rd Annual Meeting)

Sakata-Haga H., Sei H., Ohta K., Sawada K., Morita Y., Fukui Y.

Congenital anomalies, 43(3) 247-248, Sep, 2003
P-13 Prenatal exposure to ethanol impairs development of the dorsal hippocampus in rats

Sakata-Haga H., Ohta K., Cui C., Sawada K., Fukui Y.

Congenital anomalies, 42(3) 264-264, Sep, 2002

Major Presentations

母子間の関係性が児の脳発達及び高次機能に与える影響

太田健一, 鈴木辰吾, 三木崇範

第125回日本解剖学会総会・全国学術集会
How can maternal deprivation cause developmental disorders?

Ken-ichi Ohta, Shingo Suzuki, Takanori Miki

The 9th Federation of Asian and Oceanian Physiological Societies Congress (FAOPS), Mar 28, 2019
母子分離による社会的認知能力の低下とその原因

太田健一, 小澤徹, 鈴木辰吾, 三木崇範

日本解剖学会第73回中国・四国支部学術集会, Oct 20, 2018
Long-term effects of early life stress on the balance between neural excitation and inhibition in the rat amygdala

Kenichi Ohta

Jul 20, 2017
脳発達期の母子分離による扁桃体の興奮/抑制バランス崩壊

太田健一, 鈴木辰吾, 天雲千晶, 日下隆, 三木崇範

第122回日本解剖学会総会・全国学術集会, Mar 28, 2017
脳発達早期の母子分離は海馬CA1領域におけるBDNF-ERKシグナルと樹状突起スパイン形成に影響を与える

太田健一, 鈴木辰吾, 割田克彦, 加地智洋, 日下隆, 三木崇範

第5回日本DOHaD研究会学術集会, Jul 23, 2016
Early life stress reduces BDNF expression and its related factors in rat hippocampus during brain development.

Ken-ichi Ohta, Shingo Suzuki, Katsuhiko Warita, Takashi Kusaka, Takanori Miki

Mar 21, 2015

Teaching Experience

Professional Memberships

Major Research Projects

母子分離モデルから紐解く発達障害発症に関わる脳領域

科学研究費助成事業基盤研究(C), 日本学術振興会, Apr, 2019 - Mar, 2022

太田健一, 三木崇範, 鈴木辰吾, 中村信嗣, 割田克彦, 日下隆
The Influences of maternal separation on neural circuit formation during brain development equivalent to preterm infants in human

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2018

OHTA Ken-ichi
Risk of learning deficit and mental disorder by prolonged maternal separation

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2015

OHTA Ken-ichi, TAKEUCHI Yoshiki, MIKI Takanori, SUZUKI Shingo, WARITA Katsuhiko, KUSAKA Takashi
Etiological mechanisms of anxiety disorders induced by fetal alcohol exposure with special reference to fear condition and dynamics state of serotonin.

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, 2010 - 2011

OHTA Kenichi
Relation between abnormalities of serotonergic neurons and anxiety-related behaviors on prenatally ethanol-exposed rats

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, 2008 - 2009

OHTA Kenichi
発達期PCB暴露による行動異常への甲状腺ホルモンとアミン神経系の関与

科学研究費助成事業若手研究(B), 日本学術振興会, 2006 - 2007

太田健一

Profile Information

Research Interests

Research Areas

Research History

Education

Major Papers

Misc.

Major Presentations

Teaching Experience

Professional Memberships

Major Research Projects

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