1. From the Heart Failure Research Group, Baker IDI Heart and Diabetes Institute, Melbourne, Australia (L-h.L., O.K., M.B., F.A., G.L., D.M.K.); School of Biomedical Sciences; University of Queensland, Brisbane, Australia (A.F., L.Z., C.C.); Muscle Research Group, University of Sydney, Australia (C.d.R.); and Department of Medicine, Monash University, Melbourne, Australia (D.M.K.).