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Updated: Jul 8, 2026

Quantitative Microtubule Fractionation Technique to Separate Stable Microtubules, Labile Microtubules, and Free Tubulin in Mouse Tissues
Published on: November 17, 2023
Tubulin folding pathways: implication in the regulation of microtubule dynamics
A Beghin1, C M Galmarini, C Dumontet
1INSERM U590 and Laboratoire de Cytologie Analytique, Université Lyon 1, France. anne.beghin@recherche.univ-lyon1.fr
Abstract:
As microtubules are essential in many cell functions, they have been used as a target of a variety of anticancer drugs that are grouped as stabilizing (taxanes) and destabilizing (vinca-alkaloids, colchicinoids) microtubule agents. It appears clearly now that the dynamic behaviour more than modifications of microtubule mass are altered by antitubulin agents in the range of serum concentrations obtained after administration in humans. While the role of microtubule associated proteins in the regulation of microtubule dynamics has been extensively studied, there is a growing body of data suggesting that tubulin folding could also play an important role in microtubule dynamics. We review the current knowledge regarding tubulin folding pathways, their relation to disease, and their possible influence on microtubule dynamics.
Insights
Anticancer drugs targeting microtubules alter cell dynamics. This review explores how tubulin folding, not just mass, influences microtubule dynamics and disease, offering new therapeutic insights.
Area of Science:
- Cell Biology
- Biochemistry
- Pharmacology
Background:
- Microtubules are crucial for cell functions and are targeted by anticancer drugs like taxanes and vinca-alkaloids.
- Antitubulin agents primarily affect microtubule dynamics rather than mass at therapeutic concentrations.
- Microtubule-associated proteins regulate dynamics, but tubulin folding is emerging as a key factor.
Purpose of the Study:
- To review current knowledge on tubulin folding pathways.
- To examine the relationship between tubulin folding and diseases.
- To explore the potential influence of tubulin folding on microtubule dynamics.
Main Methods:
- Literature review of studies on tubulin folding.
- Analysis of data linking tubulin folding to disease.
- Synthesis of information on tubulin folding's role in microtubule dynamics.
Main Results:
- Tubulin folding pathways are critical for microtubule function.
- Dysfunctional tubulin folding is associated with various diseases.
- Tubulin folding significantly impacts microtubule dynamics, complementing the role of associated proteins.
Conclusions:
- Tubulin folding is a vital, underappreciated regulator of microtubule dynamics.
- Understanding tubulin folding offers potential for novel anticancer strategies.
- Further research into tubulin folding pathways could reveal new therapeutic targets.
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