Axonal transport: Driving synaptic function

P Guedes-Dias, ELF Holzbaur - Science, 2019 - science.org
BACKGROUND Neurons are polarized cells with extreme geometries. Multiple dendrites
and one axon generally emerge from a single cell body and establish synaptic contacts with …

Axonal endoplasmic reticulum dynamics and its roles in neurodegeneration

Z Öztürk, CJ O'Kane, JJ Pérez-Moreno - Frontiers in neuroscience, 2020 - frontiersin.org
The physical continuity of axons over long cellular distances poses challenges for their
maintenance. One organelle that faces this challenge is endoplasmic reticulum (ER); unlike …

ER proteins decipher the tubulin code to regulate organelle distribution

P Zheng, CJ Obara, E Szczesna, J Nixon-Abell… - Nature, 2022 - nature.com
Organelles move along differentially modified microtubules to establish and maintain their
proper distributions and functions,. However, how cells interpret these post-translational …

Intertwined and finely balanced: endoplasmic reticulum morphology, dynamics, function, and diseases

HT Perkins, V Allan - Cells, 2021 - mdpi.com
The endoplasmic reticulum (ER) is an organelle that is responsible for many essential
subcellular processes. Interconnected narrow tubules at the periphery and thicker sheet-like …

RNF26 binds perinuclear vimentin filaments to integrate ER and endolysosomal responses to proteotoxic stress

T Cremer, LM Voortman, E Bos, MLM Jongsma… - The EMBO …, 2023 - embopress.org
Proteotoxic stress causes profound endoplasmic reticulum (ER) membrane remodeling into
a perinuclear quality control compartment (ERQC) for the degradation of misfolded proteins …

A role for endoplasmic reticulum dynamics in the cellular distribution of microtubules

MS Tikhomirova, A Kadosh… - Proceedings of the …, 2022 - National Acad Sciences
The dynamic distribution of the microtubule (MT) cytoskeleton is crucial for the shape,
motility, and internal organization of eukaryotic cells. However, the basic principles that …

Protrudin functions from the endoplasmic reticulum to support axon regeneration in the adult CNS

V Petrova, CS Pearson, J Ching, JR Tribble… - Nature …, 2020 - nature.com
Adult mammalian central nervous system axons have intrinsically poor regenerative
capacity, so axonal injury has permanent consequences. One approach to enhancing …

Roles for the endoplasmic reticulum in regulation of neuronal calcium homeostasis

NE Karagas, K Venkatachalam - Cells, 2019 - mdpi.com
By influencing Ca2+ homeostasis in spatially and architecturally distinct neuronal
compartments, the endoplasmic reticulum (ER) illustrates the notion that form and function …

A cryo-ET survey of microtubules and intracellular compartments in mammalian axons

HE Foster, C Ventura Santos, AP Carter - Journal of Cell Biology, 2021 - rupress.org
The neuronal axon is packed with cytoskeletal filaments, membranes, and organelles, many
of which move between the cell body and axon tip. Here, we used cryo-electron tomography …

Host cytoskeletal vimentin serves as a structural organizer and an RNA-binding protein regulator to facilitate Zika viral replication

Y Zhang, S Zhao, Y Li, F Feng, M Li… - Proceedings of the …, 2022 - National Acad Sciences
Emerging microbe infections, such as Zika virus (ZIKV), pose an increasing threat to human
health. Investigations on ZIKV replication have revealed the construction of replication …