Scientists in Toronto get to work building a mouse with Bryson’s precise genetic variant. Plus, the family travels to Atlanta to provide blood samples for a researcher to create DNA-based “mini-brains” in his lab. Could this cutting edge science provide clues to unlocking Bryson’s brain? For transcripts of this series, please visit: https://www.cbc.ca/radio/podcastnews/unlocking-bryson-s-brain-transcripts-listen-1.6740317