Scientists have used stem cells to make bioengineered esophagi that they successfully implanted into pigs, restoring the animals’ ability to swallow and eat. | Lab-grown oesophagus restores pigs’ ability to swallow - Nature https://www.nature.com/articles/d41586-026-00936-8
Lab-grown oesophagus restores pigs’ ability to swallow

Engineered tissue could eventually be used for children born with gaps in their alimentary canal, or for adults whose muscles have been damaged by cancer.