Assertion: chestnut's resistance | /r/HasProperty | attained
Facets:
value: by introducing a wheat gene
type: MANNER
Source sentences:
text: Full resistance was attained by introducing a wheat gene coding for the enzyme oxalate oxidase into the American chestnut genome.
text: Full resistance was attained by introducing a wheat gene coding for the enzyme oxalate oxidase into the American chestnut genome.