What is the Target of the First CRISPR- Cas Gene

Question

What is the target of the first CRISPR- cas gene editing in humans?
A)COL7A1
B)CAR T cells
C)FUH
D)PD- 1

Accepted Answer

The first CRISPR-Cas gene editing in humans targeted the PD-1 gene in T cells to enhance their ability to fight cancer.