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 …

Microglia as hackers of the matrix: sculpting synapses and the extracellular space

JD Crapser, MA Arreola, KI Tsourmas… - Cellular & molecular …, 2021 - nature.com
Microglia shape the synaptic environment in health and disease, but synapses do not exist
in a vacuum. Instead, pre-and postsynaptic terminals are surrounded by extracellular matrix …

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 …

Impact of perineuronal nets on electrophysiology of parvalbumin interneurons, principal neurons, and brain oscillations: a review

JC Wingert, BA Sorg - Frontiers in synaptic neuroscience, 2021 - frontiersin.org
Perineuronal nets (PNNs) are specialized extracellular matrix structures that surround
specific neurons in the brain and spinal cord, appear during critical periods of development …

Formation and remodeling of the brain extracellular matrix in neural plasticity: Roles of chondroitin sulfate and hyaluronan

S Miyata, H Kitagawa - Biochimica et Biophysica Acta (BBA)-General …, 2017 - Elsevier
Background The extracellular matrix (ECM) of the brain is rich in glycosaminoglycans such
as chondroitin sulfate (CS) and hyaluronan. These glycosaminoglycans are organized into …

Perineuronal nets in brain physiology and disease

D Testa, A Prochiantz, AA Di Nardo - Seminars in cell & developmental …, 2019 - Elsevier
Perineuronal nets (PNNs) in the brain are condensed glycosaminoglycan-rich extracellular
matrix structures with heterogeneous composition yet specific organization. They typically …

Aggrecan, link protein and tenascin-R are essential components of the perineuronal net to protect neurons against iron-induced oxidative stress

A Suttkus, S Rohn, S Weigel, P Glöckner, T Arendt… - Cell death & …, 2014 - nature.com
In Alzheimer's disease (AD), different types of neurons and different brain areas show
differential patterns of vulnerability towards neurofibrillary degeneration, which provides the …

Neuron‐glia interactions in neural plasticity: contributions of neural extracellular matrix and perineuronal nets

E Dzyubenko, C Gottschling, A Faissner - Neural plasticity, 2016 - Wiley Online Library
Synapses are specialized structures that mediate rapid and efficient signal transmission
between neurons and are surrounded by glial cells. Astrocytes develop an intimate …

The extracellular matrix in plasticity and regeneration after CNS injury and neurodegenerative disease

JW Fawcett - Progress in brain research, 2015 - Elsevier
Chondroitin sulfate proteoglycans (CSPGs) are involved in several processes relevant to
recovery of function after CNS damage. They restrict axon regeneration through their …

Perineuronal nets: subtle structures with large implications

H Carceller, Y Gramuntell, P Klimczak… - The …, 2023 - journals.sagepub.com
Perineuronal nets (PNNs) are specialized structures of the extracellular matrix that surround
the soma and proximal dendrites of certain neurons in the central nervous system …