[HTML][HTML] Mystery of the Memory Engram: History, current knowledge, and unanswered questions

MR Lopez, SMH Wasberg, CM Gagliardi… - Neuroscience & …, 2024 - Elsevier
The quest to understand the memory engram has intrigued humans for centuries. Recent
technological advances, including genetic labeling, imaging, optogenetic and chemogenetic …

A critical period for learning and plastic changes at hippocampal CA1 synapses

Y Sakimoto, A Shintani, D Yoshiura, M Goshima… - Scientific Reports, 2022 - nature.com
Postnatal development of hippocampal function has been reported in many mammalian
species, including humans. To obtain synaptic evidence, we analyzed developmental …

Motor training promotes both synaptic and intrinsic plasticity of layer V pyramidal neurons in the primary motor cortex

H Kida, R Kawakami, K Sakai, H Otaku… - The Journal of …, 2023 - Wiley Online Library
Layer V neurons in the primary motor cortex (M1) are important for motor skill learning. Since
pretreatment of either CNQX or APV in rat M1 layer V impaired rotor rod learning, we …

Histone methyltransferase SETD2 is required for proper hippocampal lamination and neuronal maturation

G Hu, Y Zheng, B Zhang, C Zhao, L Xu… - Molecular Biology of …, 2024 - Am Soc Cell Biol
Proper formation of the hippocampus is crucial for the brain to execute memory and learning
functions. However, many questions remain regarding how pyramidal neurons (PNs) of the …

Postnatal Development of Synaptic Plasticity at Hippocampal CA1 Synapses: Correlation of Learning Performance with Pathway-Specific Plasticity

Y Yang, Y Sakimoto, D Mitsushima - Brain Sciences, 2024 - mdpi.com
To determine the critical timing for learning and the associated synaptic plasticity, we
analyzed developmental changes in learning together with training-induced plasticity. Rats …

Effects of early noise exposure on hippocampal-dependent behaviors during adolescence in male rats: influence of different housing conditions

SJ Molina, ÁE Lietti, CS Carreira Caro, GE Buján… - Animal Cognition, 2022 - Springer
Central nervous system (CNS) development is a very complex process that can be altered
by environmental stimuli such as noise, which can generate long-term auditory and/or extra …

Properties of layer V pyramidal neurons in the primary motor cortex representing acquired motor skills

H Kida, Y Sakimoto, D Mitsushima - 2023 - researchsquare.com
Layer V neurons in primary motor cortex (M1) are required for motor skill learning. We
analyzed training-induced plasticity using a whole-cell slice patch-clamp technique with a …

Contextual fear learning induced changes in AMPA receptor subtypes along the proximodistal axis in dorsal hippocampus

M Jevtic - 2022 - research-explorer.ista.ac.at
AMPA receptors (AMPARs) mediate fast excitatory neurotransmission and their role is
implicated in complex processes such as learning and memory and various neurological …

Diversity of learning-induced synaptic plasticity at dorsal CA1 synapses: a possible underlying mechanism of contextual memory formation

PM Thein-Oo, D Mitsushima, Y Sakimoto - Medical Research Archives, 2022 - esmed.org
We expose various kinds of context in our everyday lives and hence contextual memory is
critically important for us. Since hippocampus is a major area for processing contextual …

[PDF][PDF] Proximodistal heterogeneity in learning-promoted pathway-specific plasticity at dorsal CA1 synapses

PMT Oo - (No Title), 2020 - petit.lib.yamaguchi-u.ac.jp
Contextual learning requires the delivery of AMPA receptors to CA1 synapses in the dorsal
hippocampus. However, proximodistal heterogeneity of pathway-specific plasticity remains …