Structured Summary
Abstract
Meshwork of extracellular matrix containing CHONDROITIN SULFATE PROTEOGLYCANS structures interposed among glial processes. Perineuronal nets (PNN) surround the soma and dendrites of certain neuronal cell types, e.g., inhibitory GABAergic PARVALBUMIN-positive INTERNEURONS. PNN plays a role in NEURONAL PLASTICITY and may modulate memory.
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Synonyms
23 entry terms
- Perineural Nets
- Perineuronal Glial Nets
- Perineuronal Proteoglycan Nets
- Perisynaptic Nets
- Glial Net, Perineuronal
- Net, Perineural
- Net, Perineuronal
- Net, Perineuronal Glial
- Net, Perineuronal Proteoglycan
- Net, Perisynaptic
- Perineural Net
- Perineuronal Glial Net
- Perineuronal Net
- Perineuronal Proteoglycan Net
- Perisynaptic Net
- Proteoglycan Net, Perineuronal
- Perinodal ECM
- Perinodal Extracellular Matrix
- ECM, Perinodal
- Extracellular Matrix, Perinodal
- Matrix, Perinodal Extracellular
- Perinodal ECMs
- Perinodal Extracellular Matrices
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Aspects Covered
15 allowable subheadings
Indexed with the subheadings chemistry, classification, drug effects, enzymology, genetics, immunology, metabolism, microbiology, parasitology, pathology, physiology, radiation effects, transplantation, ultrastructure, virology.
MeSH Record
History Note
2026
MeSH Record
Previous Indexing
- Extracellular Matrix (1993-2025)
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AMA Style
References
- National Library of Medicine. Perineuronal Nets. Medical Subject Headings (MeSH). 2026. Unique ID D000099132. http://id.nlm.nih.gov/mesh/2026/D000099132
- Perineuronal Nets. In: Wikipedia. https://en.wikipedia.org/wiki/Perineuronal_net
- Perineuronal Nets. In: Wikidata. https://www.wikidata.org/wiki/Q7168586