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Glyphosate-based pesticides affect cell cycle regulation
Julie Marc1, Odile Mulner-Lorillon, Robert Bellé
1Station Biologique de Roscoff, Cycle Cellulaire et Développement, UMR 7127, Centre National de la Recherche Scientifique (CNRS) and Université Pierre et Marie Curie (UPMC), BP 74 29682 Roscoff Cedex France. marc@sb-roscoff.fr
Biology of the Cell
|June 9, 2004
Summary
Glyphosate-based herbicides like Roundup disrupt cell cycle regulation, potentially leading to genomic instability and cancer. Even low-dose exposure poses risks, particularly through inhalation during pesticide handling.
Area of Science:
- Cell biology
- Toxicology
- Environmental health
Background:
- Cell-cycle dysregulation is a critical factor in cancer development.
- Glyphosate-based herbicides, including Roundup, are widely used globally.
- Previous studies suggest glyphosate may induce cell cycle dysfunction.
Purpose of the Study:
- To investigate the cell cycle effects of Roundup 3plus and other glyphosate-based pesticides.
- To compare the ability of different glyphosate-based products to interfere with cell cycle regulation.
- To determine the threshold concentrations for cell cycle dysfunction induction by these products.
Main Methods:
- Assay of cell cycle regulation in sea urchin embryos, a model for cell cycle studies.
- Comparative analysis of Roundup 3plus against other glyphosate-based pesticides (Amega, Cargly, Cosmic, Roundup Biovert).
- Evaluation of threshold concentrations for cell cycle dysfunction induction.
Main Results:
- All tested glyphosate-based pesticides, including Roundup 3plus, Amega, Cargly, Cosmic, and Roundup Biovert, induced cell cycle dysfunction.
- Threshold concentrations for adverse effects were determined for each product.
- Calculated risks suggest significant danger from inhalation exposure at typical pesticide handling concentrations.
Conclusions:
- Glyphosate-based herbicides pose a risk to cell cycle regulation.
- Exposure through inhalation during pesticide application presents a high risk.
- Further research into the long-term health implications of glyphosate exposure is warranted.