An hour after pigs’ deaths, an artificial system restored cellular life
The preliminary technique could one day preserve human organs destined to be donated
![side-by-side microscope images of pigs’ kidneys with actin highlighted in green](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2022/08/080222_ls_pigorgan_feat.jpg?fit=1030%2C580&ssl=1)
In these images of pigs’ kidneys, green stain shows actin, a protein used by active cells. Cells appear brighter and healthier after being hooked up to a system called OrganEx (right) compared with cells in a pig connected to a traditional perfusion method called ECMO (left).
David Andrijevic, Zvonimir Vrselja, Taras Lysyy, Shupei Zhang/Sestan Laboratory/Yale School of Medicine