Lab for Cognitive Somnology

認知睡眠学理研白眉研究チーム

Twitter (Masako Tamaki) / (Cognitive Somnology Lab)

Research

私たちは日々、新しいことを学んだり、行動の選択を行なったりしています。何がこういった私たちの思考や行動を影響しているのでしょうか？当研究室では、生理学的な指標、心理物理学実験、ニューロイメージングなど様々の技術を用いて、人の覚醒および睡眠中の脳の活動を調べることで、ヒトの高次脳機能における睡眠の役割を明らかにすることを目指しています。

Simultaneous MRI + PSG (Tamaki et al., 2020, Nat. Neurosci.; Tamaki et al., 2021, STAR Protocols)

MRS measured from parahippocampal gyrus using 7 tesla MRI (NIPS)

以下の通り、実験参加者を募集しています！ぜひご応募ください。

認知機能における行動実験

内容：PC課題・活動量のリズム計測・質問紙等
対象：18〜35歳（詳細条件あり）
日程：2022年7月〜
所要時間：来所3回
謝礼：10,500円+交通費（往復上限2,000円）
場所：理化学研究所（和光）
詳細：実験チラシ

睡眠中の脳波測定実験

内容：睡眠中の脳活動計測、PC課題・活動量のリズム計測・質問紙等
対象：20〜35歳（詳細条件あり）
日程：2022年4月〜
所要時間：来所3回
謝礼：23,500円+交通費（往復上限2,000円）
場所：理化学研究所（和光）
詳細：実験チラシ

睡眠中のMRI実験

内容：MRIや脳波などの計測、PC課題・活動量のリズム計測・質問紙等
対象：18〜35歳（詳細条件あり）
日程：2022年4月〜
所要時間：来所3回
謝礼：27,000円+交通費（往復上限2,000円）
場所：理化学研究所（和光）
詳細：実験チラシ

睡眠と認知の謎の解明に挑戦しませんか？

2021年4月から理化学研究所（和光市）でスタートしたラボに参加してくれる研究員を募集しています（着任時期は応相談）。脳波を含む生理指標やニューロイメージング技術（3T/7T MRI）を用いて、睡眠、意識、認知の謎を解き明かすべく、未知の世界に挑戦する情熱的な方々を歓迎します！

ご質問・興味のある方はお気軽にご連絡ください。

応募方法の詳細はこちら（研究員）をご覧ください。

News

2022-04-01 Our study was featured on RIKEN Research News

2022-03-02 New paper published in The Journal of Neuroscience

Tamaki M, Sasaki Y. Sleep-dependent offline performance gain in visual perceptual learning is consistent with a learning-dependent model. Journal of Neuroscience, 42 (9) 1777-1790, 2022; DOI: https://doi.org/10.1523/JNEUROSCI.0982-21.2021

2022-02-28 宮下さんがRIKEN CBS retreatにてCBS Director Poster Awardを受賞しました！Congratulations, Yuki!

Members

Director

Masako Tamaki, Ph.D.

Research / Technical staff

Yuki Miyashita, M.Sc. (Technical staff)

睡眠中の脳活動がどのように創造性や学習に関係しているかに興味を持っています！Weekend hiker⛰

Makoto Uji, Ph.D. (Research Scientist)

Sayaka Aritake, Ph.D. (Visiting researcher)

An Saotome (Research assistant)

Xuemei Li, M.Sc. (Research assistant)

Saman Seifpour, Ph.D. (Postdoctoral Researcher)

Ryosuke Katsumata (Research Assistant)

Administrative staff

Mariko Matsuoka

Yuki Hiramatsu

Collaborators

fMRI unit at RIKEN CBS
Tomohide Kubo, JNIOSH
Shuhei Kitamura, Osaka University
Tomohiro Ishizu, Kansai University
Yuko Hakamata, Toyoma University
Yuka Sasaki, Brown University
Bradley Edwards, Monash University
Masaki Fukunaga, NIPS
Ai Koizumi, Sony Computer Science Laboratories

Environments

MRI施設：隣接する建物に3T MRIがあります。2022年には7T MRIも導入される予定です。MRIと同時計測可能な脳波システムもMRI unitにあります。
ラボの実験室：防音シールドルーム2室と防音室3室の合計５室
64チャネルの脳波装置（Brain Products）
24時間にわたる活動量をモニタするアクチグラフシステム
睡眠状態を簡易にモニタできるポータブル脳波システム

Contact / Access

〒351-0198 埼玉県和光市広沢2-1 理化学研究所　脳神経科学研究センター

認知睡眠学理研白眉研究チーム　玉置應子

https://www.riken.jp/access/

Publications

Tamaki M, Sasaki Y. Sleep-dependent facilitation of visual perceptual learning is consistent with a learning-dependent model. Journal of Neuroscience, 42(9), 1777-1790, 2022.

Tamaki M. Role of NREM and REM sleep in visual perceptual learning. Japanese Society for Physiological Psychology and Psychophysiology. 39(1), 36-51

Tamaki M, Watanabe T, Sasaki Y. Coregistration of magnetic resonance spectroscopy and polysomnography for sleep analysis in human subjects. STAR Protocols, 2, 100974, 2021. DOI: 10.1016/j.xpro.2021.100974.

Tamaki M. The roles of NREM and REM sleep in learning and memory. Progress in Medicine, 41(12), 1171-1175, 2021.

Wang Z, Tamaki M, Frank SM, Worden MS, Yamada T, Sasaki Y, Watanabe T. Visual perceptual learning of a primitive feature in human V1/V2 as a result of unconscious processing, revealed by Decoded fMRI Neurofeedback (DecNef). Journal of Vision. 21(24), 1-15, 2021.

Tamaki M, Sasaki Y. Sleep-dependent offline performance gain in visual perceptual learning is consistent with a learning-dependent model. bioRxiv. DOI: https://doi.org/10.1101/2020.08.16.253260

Tamaki M, Wang Z, Barnes-Diana T, Guo D, Berard AV, Walsh EG, Watanabe T, Sasaki Y. Complementary contributions of NREM and REM sleep to visual learning. Nature Neuroscience, 23, 1150-1156.

Tamaki M*, Berard AV*, Barnes-Diana T, Siegel J, Watanabe T, Sasaki Y. Reward does not facilitate visual perceptual learning until sleep occurs. Proceedings of the National Academy of Sciences of the United States of America, 117(2), 959-968, 2020. PMID: 31892542.
*Co-first authorship

Tamaki M, Wang Z, Watanabe T, Sasaki Y. Trained-feature specific offline learning by sleep in an orientation detection task. Journal of Vision, 19, 1-14, 2019.

Tamaki M, Sasaki Y. Surveillance during REM sleep for the first-night effect. Frontiers in Neuroscience. 13:1161, 2019. PMID: 31736695.

Tamaki M, Sasaki Y. Sleep homeostasis and regional sleep in humans. In: The Japanese Society of Sleep Research (Ed.), Somnology (2nd ed.). Tokyo: Asakura-shoten, In press. (Book chapter)

Sasaki Y, Tamaki M, Yamada T. Sleep and consciousness. Neurology (Tokyo). 91(6), 1-8, 2019.

Shibata K, Sasaki Y, Bang JW, Walsh EG, Machizawa MG, Tamaki M, Li-Hung C, Watanabe T. Overlearning hyperstabilizes a skill by rapidly making neurochemical processing inhibitory-dominant. Nature Neuroscience, 20, 470-475, 2017.

Tamaki M, Bang JW, Watanabe T, Sasaki Y. Night watch in one brain hemisphere during sleep associated with the first-night effect in humans. Current Biology, 26, 1190–1194, 2016.
*This paper has reached 2700 Altmetric Attention score (by the Microbiology Society (@MicrobioSoc)), which is the top 4 in all papers in biological science published in 2016.

Tamaki M, Sasaki Y. How half our brain keeps watch when we sleep in unfamiliar places. The Conversation, 2016. (Commentary)

Tamaki M, Bang JW, Watanabe T, Sasaki Y. The first-night effect suppresses the strength of slow-wave activity originating in the visual areas during sleep. Vision Research, 99, 154-161, 2014.

Tamaki M, Huang TR, Yotsumoto Y, Hämäläinen M, Lin FH, Náñez Sr JE, Watanabe T, Sasaki Y. Enhanced spontaneous oscillations in the supplementary motor area are associated with sleep-dependent off-line learning of finger-tapping motor-sequence task. The Journal of Neuroscience, 33, 13894-13902, 2013.

Tamaki M. Neural decoding of visual dream contents during sleep-onset period. Brain Products Press Release (User Research), 47, 5-7, 2013.

Horikawa T, Tamaki M, Miyawaki Y, Kamitani Y. Neural Decoding of Visual Imagery During Sleep. Science, 340, 639-642, 2013.

Tamaki M, Kamitani Y. Decoding subjective mental states from fMRI activity patterns. Brain and Nerve, 63, 1331-1338, 2011.

Kishi A, Yasuda H, Matsumoto T, Inami Y, Horiguchi J, Tamaki M, Struzik ZR, Yamamoto Y. Non-REM Sleep Stage Transitions Control Ultradian REM Sleep Rhythm. Sleep, 34, 1423-1432, 2011.

Tamaki M, Hori T. Performance under stress. In: The Japanese Association of Stress Science and Public health research center (Eds.), Dictionary of stress science. Public health research. 2011.

Tamaki M, Hori T. Parasomnia. In: The Japanese Association of Stress Science and Public health research center (Eds.), Dictionary of stress science. Public health research. 2011.

Tamaki M, Hori T. Electroencephalography. In: The Japanese Association of Stress Science and Public health research center (Eds.), Dictionary of stress science. Public health research. 2011.

Tamaki M, Hori T. First night effect. In: The Japanese Association of Stress Science and Public health research center (Eds.), Dictionary of stress science. Public health research. 2011.

Tamaki M, Komada Y, Shirakawa S. Mental workload delays the sleep-onset period of the people with sleep-initiation difficulty. Japanese Journal of Clinical Neurophysiology, 38, 392-398, 2010.

Tamaki M, Matsuoka T, Nittono H, Hori T. Activation of fast sleep spindles at the premotor cortex and parietal areas contributes to motor learning: A study using sLORETA. Clinical Neurophysiology, 120, 878-886, 2009.

Tamaki M, Matsuoka T, Nittono H, Hori T. Fast sleep spindle (13-15 Hz) activity correlates with sleep-dependent improvement in visuomotor performance. Sleep, 31, 204-211, 2008.

Tamaki M, Hori T. Significance of the human sleep. Cell Technology, 27, 442-447, 2008.

Okamoto-Mizuno K, Yamashiro Y, Tanaka T, Komada Y, Mizuno K, Tamaki M, Kitado M, Inoue Y, Shirakawa S: Heart rate variability and body temperature during the sleep onset period. Sleep and Biological Rhythms, 6, 42-49, 2008.

Tamaki M. Sleep and Memory. In: T. Hori (Ed.), Sleep psychology. pp170-181. Kyoto: Kitaoji-Shobo, 2008.

Tamaki M. Stress and Insomnia. In: T. Hori (Ed.), Sleep psychology. pp182-194. Kyoto: Kitaoji-Shobo, 2008.

Tanaka H, Tamaki M. Sleep, memory and QOL. Kango kenkyu, 40, 641-648, 2007.

Tamaki M. Human performance and sleep. Cognition and Dementia, 6, 108-113, 2007.

Tamaki M, Nittono H, Hori T. Efficacy of overnight sleep for a newly acquired visuomotor skill. Sleep and Biological Rhythms, 5, 110-115, 2007.

Tamaki M, Nittono H, Hayashi M, Hori T. Spectral analysis of the first-night effect on the sleep-onset period. Sleep and Biological Rhythms, 3, 122-129, 2005.

Tamaki M, Nittono H, Hori T. The first-night effect occurs at the sleep-onset period regardless of the temporal anxiety level in healthy students. Sleep and Biological Rhythms, 3, 92-94, 2005.

Tamaki M, Nittono H, Hayashi M, Hori T. Examination of the first-night effect during the sleep-onset period. Sleep, 28, 195-202, 2005.