You’ve probably heard of chestnut trees. And depending on where you live, it’s possible you’ve even driven down a Chestnut Street in your hometown. But have you ever seen a healthy American ...

2006). In order to enhance blight-tolerance in the American chestnut tree, we are studying several gene products, regulatory regions of genes to control expression (promoters), and the possibility of ...

Several decades later, we are seeking government approval to begin distributing the first blight-tolerant transgenic American chestnut. These trees were produced by inserting a gene called oxalate ...

While many trees in the southern range were killed by Phytophthora root rot (PRR), the chestnut blight leaves roots intact, so many chestnuts have been surviving by growing back from the roots ...

Sunlight filtered through the overstory of a thick Pennsylvania forest and a few rays fell upon the long, serrated leaves of the American chestnut trees down below. The higher Mike Manes ...