(E) Representative photograph of a 13-week-old AR-97Q mouse treated with DMSO (left) and an age-matched AR-97Q mouse treated with 2.0 mg/dL RG108 (right). AR-97Q mouse medicated with RG108 maintained muscle volume and body size compared with DMSO-treated AR-97Q mouse of same age. The white compact masses (arrow) of mice head are the cement covering the surgical site. 