Penn Medicine researchers develop gene editing approaches for

PHILADELPHIA — Phenylketonuria (PKU) is a rare newborn genetic disease that impacts between 1 in 10,000 to 1 in 20,000 people, depending on the individuals’ genetic ancestry. PKU causes an amino acid — called phenylalanine (Phe) — to build up in the bloodstream. Uncontrolled PKU can lead to intellectual disability,…Read More