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CRISPR Horses Banned from Polo Amid Breeding Concerns

8/31/2025

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Summary

Story summary

Kheiron Biotech in Argentina has created the first genetically edited horses using CRISPR to improve speed.
The Argentine Polo Association has prohibited these horses from competitions due to breeding integrity concerns.
Breeders express worries that gene-editing could undermine traditional practices and their livelihoods.
Kheiron's commercialization of gene-editing is paused until polo authorities grant approval.

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Story summary

Kheiron Biotech in Argentina has created the first genetically edited horses using CRISPR to improve speed.
The Argentine Polo Association has prohibited these horses from competitions due to breeding integrity concerns.
Breeders express worries that gene-editing could undermine traditional practices and their livelihoods.
Kheiron's commercialization of gene-editing is paused until polo authorities grant approval.