1. Laboratory of Food Chemistry and Biochemistry and Leuven Food Science and Nutrition Research Centre (LFoRCe); KU Leuven; Kasteelpark Arenberg 20 B-3001 Leuven Belgium
2. Laboratory of Food Chemistry and Human Nutrition; Ghent Univ.; Coupure Links 653 B-9000 Ghent Belgium
3. Particle and Interfacial Technology Group; Ghent Univ.; Coupure Links 653 B- 9000 Ghent Belgium
4. Switch Laboratory, VIB, B-3000 Leuven, Belgium. Authors Rousseau and Schymkowitz are also with Dept. of Cellular and Molecular Medicine; KU Leuven; B-3000 Leuven Belgium