BRAIN and NERVE－神経研究の進歩71巻12号

2019年12月発行

総説

脳が左右非対称にはたらく神経メカニズム

著者： 島崎宇史¹ 小田洋一¹

所属機関： ¹名古屋大学大学院理学研究科

ページ範囲：P.1409 - P.1417

文献概要

われわれの体と神経系はほぼ左右対称な構造となっているが，利き手で精巧な作業をしたり両手でピアノを弾く場合など，左右非対称な動作をすることがしばしば見られる。この当たり前の動作をコントロールしているのは，左右非対称にはたらく脳や脊髄である。これまでその神経機構は多くが未知のままだったが，最近，左右脳間の相互抑制回路が細胞レベルで同定され，左右非対称な運動に重要な役割を果たすことが明らかにされた。

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