Presynapses contain distinct actin nanostructures

D Bingham, CE Jakobs, F Wernert… - Journal of Cell …, 2023 - rupress.org
The architecture of the actin cytoskeleton that concentrates at presynapses remains poorly
known, hindering our understanding of its roles in synaptic physiology. In this work, we …

[HTML][HTML] The mammalian endocytic cytoskeleton

A Abouelezz, L Almeida-Souza - European Journal of Cell Biology, 2022 - Elsevier
Clathrin-mediated endocytosis (CME) is the major route through which cells internalise
various substances and recycle membrane components. Via the coordinated action of many …

The state of F-BAR domains as membrane-bound oligomeric platforms

CE Snider, WNIWM Noor, NTH Nguyen, KL Gould… - Trends in cell …, 2021 - cell.com
Fes/Cip4 homology Bin/amphiphysin/Rvs (F-BAR) domains, like all BAR domains, are
dimeric units that oligomerize and bind membranes. F-BAR domains are generally coupled …

Nuclear Actin Polymerization Regulates Cell Epithelial‐Mesenchymal Transition

WW Du, J Qadir, KY Du, Y Chen, N Wu… - Advanced …, 2023 - Wiley Online Library
Current studies on actin function primarily rely on cytoplasmic actin due to the absence of
cellular models specifically expressing nuclear actin. Here, cell models capable of …

[HTML][HTML] Drosophila motor neuron boutons remodel through membrane blebbing coupled with muscle contraction

AR Fernandes, JP Martins, ER Gomes… - Nature …, 2023 - nature.com
Wired neurons form new presynaptic boutons in response to increased synaptic activity,
however the mechanism (s) by which this occurs remains uncertain. Drosophila motor …

Self-assembly coupled to liquid-liquid phase separation

MF Hagan, F Mohajerani - PLoS computational biology, 2023 - journals.plos.org
Liquid condensate droplets with distinct compositions of proteins and nucleic acids are
widespread in biological cells. While it is known that such droplets, or compartments, can …

Local regulation of extracellular vesicle traffic by the synaptic endocytic machinery

CR Blanchette, AL Scalera, KP Harris, Z Zhao… - Journal of Cell …, 2022 - rupress.org
Neuronal extracellular vesicles (EVs) are locally released from presynaptic terminals,
carrying cargoes critical for intercellular signaling and disease. EVs are derived from …

[HTML][HTML] Opposite surfaces of the Cdc15 F-BAR domain create a membrane platform that coordinates cytoskeletal and signaling components for cytokinesis

CE Snider, M Chandra, NA McDonald, AH Willet… - Cell reports, 2020 - cell.com
Many eukaryotes assemble an actin-and myosin-based cytokinetic ring (CR) on the plasma
membrane (PM) for cell division, but how it is anchored there remains unclear. In …

An approach for quantitative mapping of synaptic periactive zone architecture and organization

SJ Del Signore, MG Mitzner, AM Silveira… - Molecular biology of …, 2023 - Am Soc Cell Biol
Following exocytosis at active zones, synaptic vesicle membranes and membrane-bound
proteins must be recycled. The endocytic machinery that drives this recycling accumulates in …

Endocytic proteins: An expanding repertoire of presynaptic functions

T Maritzen - Current Opinion in Neurobiology, 2022 - Elsevier
From a presynaptic perspective, neuronal communication mainly relies on two
interdependent events: The fast Ca 2+-triggered fusion of neurotransmitter-containing …