# Mexican Scientists Urge Government to Rule on Gene-Edited Crops- Crop Biotech Update (October 22, 2025) | Crop Biotech Update - ISAAA.org

> Mexican scientists are calling on the government to establish evidence-based rules distinguishing gene editing from GMOs, following a presidential decree banning cultivation of GM maize. Researchers fear the decree's broad wording could also restrict gene-edited crops, while some scientists and critics raise risks and broader social concerns.

- Date: 2025-10-22 · published 2025-10-22T12:00:00.000Z
- Category: policy · region Mexico · magnitude low
- Page: https://feedsoft.ai/events/22351-mexican-scientists-urge-government-to-rule-on-gene-edited-crops-crop-biotech
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

A decree restricting GM maize cultivation in Mexico, a major corn importer, keeps trade policy uncertainty elevated, though the direct price effect on feed corn remains modest.

## Read by commodity

- CORN: neutral

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2025-10-16 | [Mexico’s scientists urge rules on gene-edited crops](https://feedsoft.ai/events/22349-mexico-s-scientists-urge-rules-on-gene-edited-crops.md) | -0.0% | +2.8% |
| CORN | 2021-12-01 | [US Lawmakers Urge Biden to Enforce USMCA Compliance on Biotech- Crop Biotech Update (December 1, 2021) \| Crop Biotech Update - ISAAA.org](https://feedsoft.ai/events/43571-us-lawmakers-urge-biden-to-enforce-usmca-compliance-on-biotech-crop-biotech.md) | +8.0% | +4.8% |
| CORN | 2024-07-24 | [EP. 46 - Defending Biotech Corn on the International Stage: An Update On the USMCA Dispute Over Mexico’s Ban](https://feedsoft.ai/events/29235-ep-46-defending-biotech-corn-on-the-international-stage-an-update-on-the-usmca.md) | -1.8% | -4.4% |
| CORN | 2020-09-18 | [Opinion: Mexican government undermining science and agriculture](https://feedsoft.ai/events/51084-opinion-mexican-government-undermining-science-and-agriculture.md) | -2.0% | +4.4% |
| CORN | 2020-09-21 | [Viewpoint: Mexican government undermining science and agriculture](https://feedsoft.ai/events/51081-viewpoint-mexican-government-undermining-science-and-agriculture.md) | -2.4% | +3.4% |

## Sources

- isaaa.org: https://www.isaaa.org/kc/cropbiotechupdate/article/default.asp?ID=21560

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.