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Updated: Jan 28, 2026

Live Imaging of Microtubule Dynamics in Glioblastoma Cells Invading the Zebrafish Brain
Published on: July 29, 2022
Phyllanthus taxodiifolius Beille suppresses microtubule dynamics and restricts glioblastoma aggressiveness
Jaturon Kwanthongdee1, Chotchanit Sunrat1, Bamroong Munyoo2
1Department of Physiology, Faculty of Science, Mahidol University, Rama VI Rd, Bangkok, Thailand.
Abstract:
Glioblastoma is the most common and the most malignant form of brain tumor. This devastating tumor results in death within a year after diagnosis. Although the tumor mass can be surgically removed, glioma cells invade other areas in the brain leading to tumor recurrence and poor prognosis. Therefore, new agents that can overcome cancer cell invasion are urgently required. Phyllanthus taxodiifolius Beille (P. taxodiifolius), has been reported to have potent anti-cancer activities. However, its effects on glioblastoma cells and its underlying mechanisms have never been revealed. Here we investigated the effect and underlying mechanisms of P. taxodiifolius extract on aggressive properties of the glioblastoma, including adhesion, migration, and invasion. P. taxodiifolius extract disrupted adhesion, delayed migration and interfered with the invasion of glioblastoma cells. In addition, the extract suppressed microtubule dynamics as shown by live imaging of a microtubule plus tip protein and decreased focal adhesion by decreasing focal adhesion kinase activity. Our study is the first evidence showing that P. taxodiifolius extract suppresses invasive properties of glioblastoma cells by disrupting microtubule structure and interfering with microtubule dynamics, suggesting the possibility to further develop P. taxodiifolius and its bioactive compounds as an anti-cancer drug targeting microtubules in glioblastoma.
Insights
Phyllanthus taxodiifolius extract combats glioblastoma invasion by disrupting cell adhesion and migration. This plant extract shows potential as a novel anti-cancer agent targeting microtubule dynamics in brain tumors.
Area of Science:
- Oncology
- Pharmacology
- Cell Biology
Background:
- Glioblastoma is a highly malignant brain tumor with poor prognosis due to invasive cell growth.
- Current treatments are limited in overcoming glioma cell invasion, necessitating new therapeutic strategies.
- Phyllanthus taxodiifolius (P. taxodiifolius) exhibits anti-cancer properties, but its effects on glioblastoma remain unexplored.
Purpose of the Study:
- To investigate the effects of P. taxodiifolius extract on glioblastoma cell aggressive properties, including adhesion, migration, and invasion.
- To elucidate the underlying molecular mechanisms by which P. taxodiifolius extract affects glioblastoma cells.
- To assess the potential of P. taxodiifolius as a therapeutic agent against glioblastoma invasion.
Main Methods:
- Treatment of glioblastoma cells with P. taxodiifolius extract.
- Assessment of cell adhesion, migration, and invasion assays.
- Live imaging of microtubule dynamics and analysis of focal adhesion kinase activity.
Main Results:
- P. taxodiifolius extract significantly disrupted glioblastoma cell adhesion.
- The extract demonstrated a delay in cell migration and interfered with invasion.
- Suppression of microtubule dynamics and decreased focal adhesion kinase activity were observed.
Conclusions:
- P. taxodiifolius extract effectively suppresses the invasive properties of glioblastoma cells.
- The extract acts by disrupting microtubule structure and dynamics.
- P. taxodiifolius and its compounds represent a promising avenue for developing novel glioblastoma therapies targeting microtubules.
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