STAT+: Pennsylvania Dutch country, tired of waiting for biopharma, builds drug company of its own

LANCASTER, Pa. — They saved Petunia first. She was the second cow. Her brother Louie had died within hours of his birth. But over two harrowing, sleepless nights, the three researchers kept Petunia alive to wheel her from the barn to the veterinary hospital and inject her with a virus carrying new genes. Petunia had a bovine form of maple syrup urine disease (MSUD), a life-threatening condition that is also unusually prevalent within the Mennonite community here. The goal wasn’t to save the 79-p...