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昆虫脳高次中枢における感覚情報統合と行動決定の神経回路機構解明
https://doi.org/10.24517/00059079
https://doi.org/10.24517/00059079c02661d0-7fd2-4042-a5c9-1a598d859314
名前 / ファイル | ライセンス | アクション |
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SC-PR-KIYA-S-kaken 2021-6p.pdf (405.7 kB)
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Item type | 報告書 / Research Paper(1) | |||||
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公開日 | 2022-03-03 | |||||
タイトル | ||||||
タイトル | 昆虫脳高次中枢における感覚情報統合と行動決定の神経回路機構解明 | |||||
タイトル | ||||||
言語 | en | |||||
タイトル | Mechanisms of multimodal sensory integration and decision making in Drosophila higher brain centers | |||||
言語 | ||||||
言語 | jpn | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_18ws | |||||
資源タイプ | research report | |||||
ID登録 | ||||||
ID登録 | 10.24517/00059079 | |||||
ID登録タイプ | JaLC | |||||
著者 |
木矢, 星歌
× 木矢, 星歌 |
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著者別表示 |
Kiya, Seika
× Kiya, Seika |
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提供者所属 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 金沢大学理工研究域生命理工学系 | |||||
書誌情報 |
令和2(2020)年度 科学研究費補助金 若手研究 研究成果報告書 en : 2020 Fiscal Year Final Research Report 巻 2018-04-01 – 2021-03-31, p. 6p., 発行日 32021-05-1 |
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抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 動物は環境から種々の感覚情報を受け取り、適切な行動を選択する。本研究ではショウジョウバエをモデルとして、脳で複数の感覚入力を受ける神経群aSP2(雄の性行動時に活動する神経として本研究者らが報告)に着目し、感覚情報の統合と行動決定を行う神経機構の一端を明らかにすることを目指した。aSP2神経の活動を抑制したショウジョウバエの雄では求愛が断続的になったことから、aSP2神経は求愛持続の決断や性行動のモチベーション維持に関わることを見出した。また、雌との接触によって雄の脳内でaSP2神経の活動が変動することを明らかにした。 | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | Animals continuosly make decisions based on sensory information they receive from the environment. In the current study, I aimed to investigate the neural basis of this decision-making process by using sexual behavior of the fruit fly Drosophila melanogaster as a model. Here I focused on a cluster of neurons termed aSP2 (which we previously reported as a cluster activated when males exhibit courtship), located in the higher order brain region of males, which receives multimodal sensory information. aSP2-silenced males were not able to sustain courtship towards a female, suggesting that aSP2 is involved in the decision-making process of whether or not to continue courting, and/or the regulation of courtship vigor. In addition, I found that the activity level of aSP2 neurons changes when a male touches a female by his front leg. | |||||
内容記述 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 研究課題/領域番号:18K14813, 研究期間(年度):2018-04-01 – 2021-03-31 | |||||
内容記述 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 出典:「昆虫脳高次中枢における感覚情報統合と行動決定の神経回路機構解明」研究成果報告書 課題番号18K14813 (KAKEN:科学研究費助成事業データベース(国立情報学研究所)) (https://kaken.nii.ac.jp/ja/report/KAKENHI-PROJECT-18K14813/18K14813seika/)を加工して作成 |
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著者版フラグ | ||||||
出版タイプ | AM | |||||
出版タイプResource | http://purl.org/coar/version/c_ab4af688f83e57aa | |||||
関連URI | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://kaken.nii.ac.jp/ja/search/?kw=40793196 | |||||
関連名称 | https://kaken.nii.ac.jp/ja/search/?kw=40793196 | |||||
関連URI | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://kaken.nii.ac.jp/ja/grant/KAKENHI-PROJECT-18K14813/ | |||||
関連名称 | https://kaken.nii.ac.jp/ja/grant/KAKENHI-PROJECT-18K14813/ | |||||
関連URI | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://kaken.nii.ac.jp/ja/report/KAKENHI-PROJECT-18K14813/18K14813seika/ | |||||
関連名称 | https://kaken.nii.ac.jp/ja/report/KAKENHI-PROJECT-18K14813/18K14813seika/ |