Support WBURAmid GMO Strife, Food Industry Vies For Public Trust In CRISPR TechnologyPlay03:20Download AudioKristofor HustedOctober 25, 2017 ShareScientists have used a popular gene editing tool called CRISPR to snip out a tiny piece of DNA from one particular gene in a white button mushroom. The resulting mushroom doesn't brown when cut. (Flickr)