1 Molecular Genetics, University of Groningen, Groningen, The Netherlands Top Institute Food and Nutrition (TIFN), Wageningen, The Netherlands.
2 Molecular Genetics, University of Groningen, Groningen, The Netherlands.
3 Molecular Genetics, University of Groningen, Groningen, The Netherlands NIZO food research, Ede, The Netherlands Top Institute Food and Nutrition (TIFN), Wageningen, The Netherlands.
4 NIZO food research, Ede, The Netherlands Top Institute Food and Nutrition (TIFN), Wageningen, The Netherlands.
5 Molecular Genetics, University of Groningen, Groningen, The Netherlands Top Institute Food and Nutrition (TIFN), Wageningen, The Netherlands o.p.kuipers@rug.nl.