1. Copenhagen Muscle Research Centre, Department of Human Physiology, Institute of Exercise and Sport Sciences, University of Copenhagen, Copenhagen, Denmark
2. Institute for Exercise and Environmental Medicine, University of Texas, Southwestern Medical Center, Dallas, TX, USA
3. Division of Molecular Physiology, Wellcome Trust Biocentre, School of Life Sciences, Dundee University, Dundee DD1 5EH, Scotland, UK
4. St Vincent's Institute of Medical Research, St Vincent's Hospital, Fitzroy, Victoria 3065, Australia
5. Copenhagen Muscle Research Centre, Department of Neurology, Rigshospitalet, Copenhagen, Denmark