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 …

[HTML][HTML] Microglial remodeling of the extracellular matrix promotes synapse plasticity

PT Nguyen, LC Dorman, S Pan, ID Vainchtein, RT Han… - Cell, 2020 - cell.com
Synapse remodeling is essential to encode experiences into neuronal circuits. Here, we
define a molecular interaction between neurons and microglia that drives experience …

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 …

Microglia facilitate loss of perineuronal nets in the Alzheimer's disease brain

JD Crapser, EE Spangenberg, RA Barahona… - …, 2020 - thelancet.com
Background Microglia, the brain's principal immune cell, are increasingly implicated in
Alzheimer's disease (AD), but the molecular interfaces through which these cells contribute …

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 …

A glial perspective on the extracellular matrix and perineuronal net remodeling in the central nervous system

BP Tewari, L Chaunsali, CE Prim… - Frontiers in cellular …, 2022 - frontiersin.org
A structural scaffold embedding brain cells and vasculature is known as extracellular matrix
(ECM). The physical appearance of ECM in the central nervous system (CNS) ranges from a …

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 …

A comprehensive atlas of perineuronal net distribution and colocalization with parvalbumin in the adult mouse brain

L Lupori, V Totaro, S Cornuti, L Ciampi, F Carrara… - Cell Reports, 2023 - cell.com
Perineuronal nets (PNNs) surround specific neurons in the brain and are involved in various
forms of plasticity and clinical conditions. However, our understanding of the PNN role in …

Perineuronal nets: plasticity, protection, and therapeutic potential

AC Reichelt, DJ Hare, TJ Bussey, LM Saksida - Trends in neurosciences, 2019 - cell.com
The relationship between neurons and perineuronal nets (PNNs) is attracting attention as a
central mechanism controlling brain plasticity. In the cortex, PNNs primarily surround …