The KO-Sgca mice were used as model for LGMD2D (α-sarcoglycanopathy)37, KO-Sgcg mice for LGMD2C (γ-sarcoglycanopathy)38, and mdx4cv mice for DMD39. Here, SGCG is linked to autosomal recessive limb-girdle muscular dystrophy type 2D.