The match: My sister and her new DNA

What happens when you get new blood and new DNA from a complete stranger? This is the story of a woman whose own features began to change following a stem cell transplant.Reporter: Eva WisemanProducer: Matt RussellSound design: Dominic DelargyArtwork: Lola WilliamsEditor: Jasper CorbettCommissioning editor: Matt RussellTo find out more about The Observer:Subscribe to TheObserver+ on Apple Podcasts for early access and ad-free content head to our website observer.co.uk Download the Tortoise app – for a listening experience curated by our journalistsIf you want to get in touch with us directly about a story, or tell us more about the stories you want to hear about contact [email protected] Hosted on Acast. See acast.com/privacy for more information.