Dynamics of memory engrams

S Takamiya, S Yuki, J Hirokawa, H Manabe… - Neuroscience …, 2020 - Elsevier
In this update article, we focus on “memory engrams”, which are traces of long-term memory
in the brain, and emphasizes that they are not static but dynamic. We first introduce the …

[HTML][HTML] Hippocampal CA1 neurons represent positive feedback during the learning process of an associative memory task

S Takamiya, K Shiotani, T Ohnuki, Y Osako… - Frontiers in Systems …, 2021 - frontiersin.org
The hippocampus is crucial for forming associations between environmental stimuli. However,
it is unclear how neural activities of hippocampal neurons dynamically change during the …

Auditory cortex neurons show task-related and learning-dependent selectivity toward sensory input and reward during the learning process of an associative memory …

S Takamiya, K Shiotani, T Ohnuki, Y Osako, Y Tanisumi… - eneuro, 2022 - eneuro.org
The activity of primary auditory cortex (A1) neurons is modulated not only by sensory inputs
but also by other task-related variables in associative learning. However, it is unclear how A1 …

[PDF][PDF] State representation of non-sensory neurons in visual cortical areas in the rat

大迫優真, オオサコユウマ - 2022 - doshisha.repo.nii.ac.jp
It is widely assumed that trial-by-trial variability in visual detection performance is explained
by the fidelity of visual responses in visual cortical areas influenced by fluctuations of internal …

[PDF][PDF] State representation of non-sensory neurons in visual cortical areas in the rat

Y Osako - 2022 - doshisha.repo.nii.ac.jp
It is widely assumed that trial-by-trial variability in visual detection performance is explained
by the fidelity of visual responses in visual cortical areas influenced by fluctuations of internal …

N‐glycosylation of the AMPA‐type glutamate receptor regulates cell surface expression and tetramer formation affecting channel function

…, Y Wakazono, S Oka, K Takamiya - Journal of …, 2018 - Wiley Online Library
The AMPA ‐type glutamate receptor ( AMPA ‐R) plays a primary role in principal excitatory
synaptic transmission and many neuronal functions including synaptic plasticity that underlie …

[HTML][HTML] AMPA receptors in the synapse turnover by monomer diffusion

…, A Kitagawa, Y Wakazono, K Takamiya… - Nature …, 2019 - nature.com
The number and subunit compositions of AMPA receptors (AMPARs), hetero- or homotetramers
composed of four subunits GluA1–4, in the synapse is carefully tuned to sustain basic …

Monitoring the glycosylation of α‐amino‐3‐hydroxy‐5‐methyl‐4‐isoxazole‐propionate‐type glutamate receptors using specific antibodies reveals a novel regulatory …

…, N Kawasaki, S Oka, K Takamiya - Journal of …, 2020 - Wiley Online Library
In the mammalian nervous system, protein N‐glycosylation plays an important role in
neuronal physiology. In this study, we performed a comprehensive N‐glycosylation analysis of …

[BOOK][B] Ki-61 and Ki-100 Aces

N Millman - 2015 - books.google.com
… Two days later Capt Shogo Takeuchi's 2nd Chutai of … Takamiya of the 2nd Chutai claiming
his first kill despite having no previous combat experience. A natural fighter pilot, Takamiya

[HTML][HTML] Distinct cell surface expression patterns of N-Glycosylation site mutants of AMPA-type glutamate receptor under the homo-oligomeric expression conditions

…, S Yamamoto, R Midorikawa, K Takamiya… - International journal of …, 2020 - mdpi.com
The AMPA-type glutamate receptor (AMPAR) is a homotetrameric or heterotetrameric ion
channel composed of various combinations of four subunits (GluA1–4), and its abundance in …