CRISPR/Cas9 endonuclease-mediated genome editing is used to delete exons 3-10 using single stranded guide RNAs (TAGCAACCCCTTAAGATCCT and GGGCTGCCTAGGATCTTAAG upstream of exon 3 and TGGTACCAGTGCAGTTACCC and GGTACCAGTGCAGTTACCCT downstream of exon 10). (J:101977)