Driving forward the restoration of an American icon

February 12, 2026Science

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Key Points

To explore how genome-informed breeding and new transformation techniques can restore the American chestnut tree's health and resilience.
Utilized genome-informed breeding techniques to select for disease resistance traits.
Implemented new transformation approaches to enhance genetic variation and resistance.
Conducted evaluations of modified trees for disease response and overall health.
Enhanced disease resistance observed in genetically modified American chestnut trees.
Significant improved survival rates against native diseases compared to untreated trees.

Genome-informed breeding enhances disease resistance in American chestnut trees, indicating potential for restoration efforts.

Genome-informed breeding and new transformation approaches could improve disease resistance of the American chestnut tree

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Strauss et al. (2026) studied this question.

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