− この都医学研セミナーは終了しました。-
演者 | Dr. Yukiko Goda (合田 裕紀子 博士) RIKEN Center for Brain Science Deputy Director Laboratory for Synaptic Plasticity and Connectivity Team Leader 理化学研究所 脳神経科学研究センター 副センター長 |
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会場 | オンライン(Zoom) |
日時 | 2021年3月26日(金曜日)15:00~ |
世話人 | 正井久雄 所長 |
参加自由 | 詳細は下記問合せ先まで |
お問い合わせ |
研究推進課 普及広報係 電話 03-5316-3109 |
その他 |
We will have 30 min post-seminar discussion. Please remain on line after the seminar if you are interested in more discussion. 講演終了後、30分ほど、post-semiar discussionの時間を設ける予定です。さらに、合田先生とdiscussionしたい方はon lineに残っていただきご質問などして下さい。 |
Synaptic weight, which is represented by the strength or the efficacy of synaptic transmission, and its use-dependent changes, are fundamental attributes of neural circuits that enable the brain to perceive the environment, learn and store new memories. Yet, precisely how the strengths of individual synapses are set and controlled in relationship to other synapses sharing the connection, which in turn are crucial for circuit activity and the specific behaviours supported by it, remain to be clarified. By combining electrophysiology, imaging, and molecular biology, we have studied the cellular and molecular rules that drive the activity-dependent spatial distribution of individual pre- and postsynaptic strengths across incoming axons onto a target neuron in hippocampal networks. Our recent findings highlighting the heterosynaptic cross-talk of synaptic strengths in CA1 pyramidal neurons will be presented.