1. Helsinki Biophysics & Biomembrane Group, Institute of Biomedicine, University of Helsinki, Finland, MEMPHYS-Center for Biomembrane Physics, University of Southern Denmark, Odense M, Denmark, School of Chemistry, University of Reading, United Kingdom, Nucleic Acids Center, University of Southern Denmark, Odense M, Denmark, and Apoptosis Department, Institute for Cancer Biology, Danish Cancer Society, Copenhagen, Denmark