[1] Univ Liege, Inst Chem, Ctr Educ & Res Macromol CERM, B-4000 Liege, Belgium
[2] Univ Liege, Gembloux Agrobio Tech, Unit Biol & Ind Chem, B-5030 Gembloux, Belgium
[3] Univ Liege, Gembloux Agrobio Tech, Unit Gen & Organ Chem, B-5030 Gembloux, Belgium
[4] Univ Liege, Gembloux Agrobio Tech, Unit Food Technol, B-5030 Gembloux, Belgium