Mouse lung stem cells switch identities to help repair damaged airways

The lung is divided into 2 main anatomical parts: the airways, called bronchioles, which transportation aerial successful and out, and the alveoli, the tiny aerial sacs wherever oxygen speech occurs. When wounded oregon harm occurs successful either region, that portion deploys its ain squad of specialized cells, similar stem cells, to support things working. While scientists person known that airway stem cells determination into the alveoli to assistance repair gas-exchange tissue, tin the stem cells besides marque the reverse journey?