Will the high price of gene therapy for sickle cell disease put this cure out of reach?

On December 8, 2023, the U.S. Food and Drug Administration (FDA) approved Casgevy, the first gene therapy utilizing clustered, regularly interspaced short palindromic repeats (CRISPR) for the treatment of sickle cell disease in patients 12 years and older. Mimicking a protective mutation that causes fetal hemoglobin (HbF) to persist into adulthood, Casg…