UTRN and Duchenne muscular dystrophy: Most remarkable is that several approaches in Duchenne muscular dystrophy (DMD)4 that include the viral-mediated delivery of minidystrophin5, antisense oligonucleotide-mediated exon-skipping (for a recent review6) and the use of small-molecules for stop codon read-through or for the upregulation of utrophin expression7 have now reached the clinics.