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TOPICAL COLLECTIONS

Microtubule Dynamics: At The Cellular Leading Edge

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Carlos Sánchez-Huertas

Carlos Sánchez-Huertas

Alicante (CSIC-University Miguel Hernández), Institute of Neuroscience, Spain

Dr. Carlos Sánchez-Huertas completed his PhD in Developmental Neurobiology from the Institute of Neuroscience of Alicante (CSIC-University Miguel Hernandez), under the direction of Prof. Beatriz Rico. He performed two postdoctoral training periods, first in the laboratory of Dr. Jens Lüders at IRB Barcelona (Spain), where he investigated the mechanisms of microtubule nucleation in the neuronal axons. Later at Dr. Anne Debant’s laboratory at the CRBM Montpellier (CNRS, France), where he investigated the cytoskeletal regulators coordinating the microtubule and actin networks in the neuronal growth cone. After a short training period in Dr. Moreno-Manzano’s laboratory at CIPF (Spain), he got funded by the Severo Ochoa Postdoctoral Programme to join the laboratory of Prof. Eloisa Herrera at the Institute of Neuroscience of Alicante to study the role of cytoskeleton during axon regeneration following injury.

Collection Overview

Cytoskeletal scaffold provides shape, motility, organelle arrangement, chromosomic segregation or intracellular cargo transport to living cells. Microtubules (MTs) are major composers of eukaryotic cytoskeleton, interlinking with other filamentous cytoskeletal networks such as those formed by actin or intermediate filaments. The MTs are intrinsically polar structures, displaying a relatively stable minus (-) tip and a highly dynamic plus (+) tip, which undergoes continuous transitions between polymerization and collapse events. This MT plus-end dynamic instability determines the growth and stability of MT networks, and it is regulated by an expanding interactome that also bridges MTs to other cytoskeletal and cellular structures. In addition, genes encoding for MT-structural or associated proteins are risk factors for important human diseases and syndromes, including developmental malformations, degenerative pathologies or cancer. For these reasons, the study of the MT arrangements and plus-end dynamics has gained scientific interest during the last decades, and numerous technical resources aimed to deep on its comprehension, visualization and analysis have been implemented. The objective of this collection is 1) to bring together protocols on MT research across different experimental systems in order to seek unexplored methods applicability, and 2) to favour the interdisciplinary transfer of hypothesis and work models to raise new molecular functions by known MT-regulatory proteins or unknown players in MT dynamics.

Articles

Visualizing Actin and Microtubule Coupling Dynamics <em>In Vitro</em> by Total Internal Reflection Fluorescence (TIRF) Microscopy
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Visualizing Actin and Microtubule Coupling Dynamics In Vitro by Total Internal Reflection Fluorescence (TIRF) Microscopy

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Cited by 9

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2022

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Abstracts

STADIA- a machine-learning-based tool for characterizing dynamic instability

Archita Bhattacharya*1,

Sayandeepa Raha*1,

Holly Goodson*1

1University of Notre Dame