Scientists studying fatal muscle wasting disease make significant discovery

Duchenne muscular dystrophy (DMD) is caused by a genetic mutation and affects one in every 5,000 boys born. Because the affected gene is on the X chromosome, girls are carriers of the mutant gene but develop the disease only very rarely (one in about 50 million).

source https://medicalxpress.com/news/2022-09-scientists-fatal-muscle-disease-significant.html