The roles of perineuronal nets and the perinodal extracellular matrix in neuronal function

JW Fawcett, T Oohashi, T Pizzorusso - Nature Reviews Neuroscience, 2019 - nature.com
Perineuronal nets (PNNs) are extracellular matrix (ECM) chondroitin sulfate proteoglycan
(CSPG)-containing structures that surround the soma and dendrites of various mammalian …

The extracellular matrix and perineuronal nets in memory

JW Fawcett, M Fyhn, P Jendelova, JCF Kwok… - Molecular …, 2022 - nature.com
All components of the CNS are surrounded by a diffuse extracellular matrix (ECM)
containing chondroitin sulphate proteoglycans (CSPGs), heparan sulphate proteoglycans …

Microglia-mediated degradation of perineuronal nets promotes pain

S Tansley, N Gu, AU Guzmán, W Cai, C Wong… - Science, 2022 - science.org
Activation of microglia in the spinal cord dorsal horn after peripheral nerve injury contributes
to the development of pain hypersensitivity. How activated microglia selectively enhance the …

Astrocyte roles in traumatic brain injury

JE Burda, AM Bernstein, MV Sofroniew - Experimental neurology, 2016 - Elsevier
Astrocytes sense changes in neural activity and extracellular space composition. In
response, they exert homeostatic mechanisms critical for maintaining neural circuit function …

Tissue mechanics regulate brain development, homeostasis and disease

JM Barnes, L Przybyla, VM Weaver - Journal of cell science, 2017 - journals.biologists.com
All cells sense and integrate mechanical and biochemical cues from their environment to
orchestrate organismal development and maintain tissue homeostasis …

The extracellular matrix as modifier of neuroinflammation and remyelination in multiple sclerosis

S Ghorbani, VW Yong - Brain, 2021 - academic.oup.com
Remyelination failure contributes to axonal loss and progression of disability in multiple
sclerosis. The failed repair process could be due to ongoing toxic neuroinflammation and to …

Crosstalk between glia, extracellular matrix and neurons

I Song, A Dityatev - Brain research bulletin, 2018 - Elsevier
Extracellular matrix (ECM) molecules in the central nervous system form highly organized
ECM structures around cell somata, axon initial segments, and synapses and play …

An extracellular perspective on CNS maturation: perineuronal nets and the control of plasticity

D Carulli, J Verhaagen - International Journal of Molecular Sciences, 2021 - mdpi.com
During restricted time windows of postnatal life, called critical periods, neural circuits are
highly plastic and are shaped by environmental stimuli. In several mammalian brain areas …

Understanding the physical basis of memory: Molecular mechanisms of the engram

C Ortega-de San Luis, TJ Ryan - Journal of Biological Chemistry, 2022 - ASBMB
Memory, defined as the storage and use of learned information in the brain, is necessary to
modulate behavior and critical for animals to adapt to their environments and survive …

Animals lacking link protein have attenuated perineuronal nets and persistent plasticity

D Carulli, T Pizzorusso, JCF Kwok, E Putignano, A Poli… - Brain, 2010 - academic.oup.com
Chondroitin sulphate proteoglycans in the extracellular matrix restrict plasticity in the adult
central nervous system and their digestion with chondroitinase reactivates plasticity …