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The original was posted on /r/todayilearned by /u/Buffalo_wing_eater on 2024-06-28 03:20:33+00:00.

Original Title: TIL that regenerated lung tissue has been implanted into living rats, which has helped to make progress in lung disease treatments. Yale said “When implanted into rats for short intervals of time (45-120 minutes), the engineered lungs exchanged oxygen and carbon dioxide similarly to natural lungs.”