Hearing Research2026年6月9日

聲音序列辨識中間隔期間神經活動的角色-一級聽覺皮質

// Role of neural activity during inter-token intervals in sound sequence discrimination-1, Primary Auditory Cortex

本研究探討小鼠聽覺皮質神經元對週期性與非週期性聲音序列的選擇性反應|利用單細胞電生理與雙光子鈣成像技術,發現特定神經子群對模式規律性敏感,且不跨聲音屬性泛化|結果顯示聲音間隔期的神經放電活動對辨識週期性與非週期性序列關鍵且具實際應用價值。

// This study investigates how neurons in the mouse auditory cortex selectively respond to periodic versus aperiodic sound sequences. Using single-unit electrophysiology and two-photon calcium imaging, the researchers found distinct neuron subpopulations that are selective to pattern regularity but do not generalize across different sound attributes. They show that spiking activity during intervals between sound tokens is crucial for this selectivity. Overall, neural firing patterns during these inter-token intervals provide key information enabling discrimination between periodic and aperiodic sequences.

#Auditory Cortex#Auditory Perception#Neurons#Discrimination, Psychological

Published 2026年6月7日

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