N-acetyltransferase 10 mediates cognitive dysfunction through the acetylation of GABABR1 mRNA in sepsis-associated encephalopathy

S Gao, R Shen, J Li, Y Jiang, H Sun, X Wu, X Li… - Proceedings of the …, 2024 - pnas.org
Sepsis-associated encephalopathy (SAE) is a critical neurological complication of sepsis
and represents a crucial factor contributing to high mortality and adverse prognosis in septic …

Divergent recruitment of developmentally defined neuronal ensembles supports memory dynamics

VA Kveim, L Salm, T Ulmer, M Lahr, S Kandler, F Imhof… - Science, 2024 - science.org
Memories are dynamic constructs whose properties change with time and experience. The
biological mechanisms underpinning these dynamics remain elusive, particularly …

[HTML][HTML] The kinesin Kif21b binds myosin Va and mediates changes in actin dynamics underlying homeostatic synaptic downscaling

KV Gromova, E Thies, PC Janiesch, FP Lützenkirchen… - Cell Reports, 2023 - cell.com
Homeostatic synaptic plasticity adjusts the strength of synapses to restrain neuronal activity
within a physiological range. Postsynaptic guanylate kinase-associated protein (GKAP) …

Neuronal FOS reports synchronized activity of presynaptic neurons

M Anisimova, PJ Lamothe-Molina, A Franzelin… - bioRxiv, 2023 - biorxiv.org
The immediate early gene FOS is frequently used as a marker for highly active neurons.
Implicit in this use is the assumption that there is a correlation between neuronal spiking and …

Unveiling Transcriptional and Epigenetic Mechanisms Within Engram Cells: Insights into Memory Formation and Stability

M Fuentes-Ramos, Á Barco - Engrams: A Window into the Memory Trace, 2024 - Springer
Memory traces for behavioral experiences, such as fear conditioning or taste aversion, are
believed to be stored through biophysical and molecular changes in distributed neuronal …

Retinoic acid modulation of granule cell activity and spatial discrimination in the adult hippocampus

YG Yeo, J Park, Y Kim, JC Rah, CH Shin… - Frontiers in Cellular …, 2024 - frontiersin.org
Retinoic acid (RA), derived from vitamin A (retinol), plays a crucial role in modulating
neuroplasticity within the adult brain. Perturbations in RA signaling have been associated …

Role of desmoplakin in supporting neuronal activity, neurogenic processes, and emotional-related behaviors in the dentate gyrus

K Otsubo, N Sakashita, Y Nishimoto, Y Sato… - Frontiers in …, 2024 - frontiersin.org
Desmoplakin (Dsp) is a component of desmosomal cell–cell junctions that interacts with the
cadherin complex and cytoskeletal intermediate filaments. In addition to its function as an …

Robust and consistent measures of pattern separation based on information theory and demonstrated in the dentate gyrus

AD Bird, H Cuntz, P Jedlicka - PLOS Computational Biology, 2024 - journals.plos.org
Pattern separation is a valuable computational function performed by neuronal circuits, such
as the dentate gyrus, where dissimilarity between inputs is increased, reducing noise and …

Altered Hippocampal Activation in Seizure-Prone CACNA2D2 Knock-out Mice

AB Danis, AA Gallagher, AN Anderson, A Isakharov… - Eneuro, 2024 - eneuro.org
The voltage-gated calcium channel subunit α2δ-2 controls calcium-dependent signaling in
neurons, and loss of this subunit causes epilepsy in both mice and humans. To determine …

Epigenetic repression of cFos supports sequential formation of distinct spatial memories

A Franzelin, PJ Lamothe-Molina, CE Gee, A Formozov… - bioRxiv, 2024 - biorxiv.org
Expression of the immediate early gene cFos modifies the epigenetic landscape of activated
neurons with downstream effects on synaptic plasticity. The production of cFos is inhibited …