1. Institut National de la Santé et de la Recherche Médicale U884, Laboratory of Fundamental and Applied Bioenergetics, Integrative and Systems Biology, Joseph Fourier University, Grenoble, France;
2. Cardiovascular Anesthesia Research Laboratory, Institute of Anesthesiology, University Hospital Zurich, Zurich, Switzerland; and
3. Institute of Cell Biology, Swiss Federal Institute of Technology, Zurich, Zurich, Switzerland