A single injection of CRISPR-Gold, a new CRISPR delivery system, into mice, repaired the mutation that causes Duchenne muscular dystrophy, and led to an 18-times-higher correction rate and a two-fold increase in a strength and agility test compared to control groups.

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A single injection of CRISPR-Gold, a new CRISPR delivery system, into mice, repaired the mutation that causes Duchenne muscular dystrophy, and led to an 18-times-higher correction rate and a two-fold increase in a strength and agility test compared to control groups.