In the future, you might leave your doctor’s office with a prescription for a pig whose DNA has been modified to match your own. Scientists are already working on genetically engineering pigs to help predict the progression of a disease, or serve as an organ donor for those who need a transplant. But could pigs one day become keys to truly personalized medicine? WSJ’s Danny Lewis explores the promise and potential pitfalls of using animals to help human health.

What’s something you’re curious about that could shape the future? Email us at [email protected] 

Further reading:

Growing a New Type of Organ Donor 

Scientists to Study Pig-Organ Transplants in Brain-Dead People for Longer Periods  

Scientists Transplant Human Tissue into Rat Brains, Opening Door to New Research 

The Human Genome “Rosetta Stone” and The Future of Health 

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