Research in pigs shakes up what we know about dying

Researchers at Yale University say they have been able to restore blood circulation and other cellular functions in pigs a full hour after the animals' deaths, suggesting that cells don't die as quickly as scientists had assumed

Sign up for CNN's Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers at Yale University say they have been able to restore blood circulation and other cellular functions in pigs a full hour after the animals' deaths, suggesting that cells don't die as quickly as scientists had assumed.

With more research, the cutting-edge technique could someday potentially help preserve human organs for longer, allowing more people to receive transplants.The researchers used a system they developed called OrganEx which enables oxygen to be recirculated throughout a dead pig's body, preserving cells and some organs after a cardiac arrest. "These cells are functioning hours after they should not be," said Dr.

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