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The research highlights how the spine's physical volume adapts in response to neural activity, specifically focusing on the biochemical signaling that triggers these expansions. 3. Significance

Understanding how dendritic spines change size helps researchers decipher the brain's "wiring" and how it stores information. Disruptions in this structural plasticity are often linked to various neurological and cognitive disorders.

Mechanisms of Synaptic Strength and Spine Size Regulation Reference: eLife 2023;12:e91566 1. Overview Download 91566

Dendritic spines are tiny protrusions on neurons that receive input from other cells. Their size is a direct physical indicator of —larger spines generally correlate with stronger connections. This report examines how these structures change size (structural plasticity), which is a fundamental process underlying learning and memory. 2. Key Findings

Use the button typically located at the top right of the page to save the PDF directly. The research highlights how the spine's physical volume

Changes in spine size are closely linked to LTP, a process that strengthens synapses over time.

The study investigates the role of specific proteins, including CaMKII (Calmodulin-dependent protein kinase II) and actinin , in managing the structural integrity and growth of the dendritic spine. Disruptions in this structural plasticity are often linked

Supplemental information, including data sets and molecular models, is also available for download on the same page. Synapses: Changing the size of dendritic spines - eLife