Dr. Mingxia Gu is an Assistant Professor of Pediatrics at Cincinnati Children's Hospital. Her lab's goal is to develop novel therapies for the regeneration of the heart, lung, and vasculature in patients with congenital cardiac and pulmonary defects. She talks about developing lung organoids to study COVID-19, how multi-lineage organoids can mimic human tissues, and her lab's motto to "move fast and break things."