Growing a New Type of Organ Donor

Not enough human organs are available for all the people who need life-saving transplants, despite longstanding efforts to solve the problem. So scientists are turning to a new group of potential donors: pigs.

They are launching projects that may ultimately lead to the creation of so-called personal pigs—animals that are designed to serve as ideal organ donors for specific people or that have the same genetic change driving a disease as a human does, allowing for testing and research.

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