1. Wageningen University, Marketing and Consumer Behaviur Group, Hollandseweg 1, 6706 KN Wageningen, the Netherlands
2. Laboratoire de Biochimie Microbienne et de Biotechnologie Alimentaire, University of Abomey-Calavi, 01 B.P. 526 Cotonou, Benin
3. Maastricht European Institute for Transnational Legal Reserach (METRO), Maastricht University, P.O. Box 616, 6200 MD Maastricht, the Netherlands
4. Laboratory of Food Microbiology, Wageningen University, Bornse Weilanden 9, 6708 WG Wageningen, the Netherlands
5. Université de Parakou, Faculté des sciences économiques et de gestion (FASEG), BP 123, Parakou, Benin