system
Given the following post, respond as if you're commenting on Reddit:
human
When someone receives a donated organ, do the cells of the new organ change their DNA to that of the host? What becomes of the DNA in the cells of the donated organ?
gpt
No, the DNA stays the same as it always was. That's why it's so important to find as close a genetic match as possible to limit the need for anti-rejection drugs. If the immune system of the new host finds the new DNA it will try to destroy the organ.