1. Food Research and Development Centre, Agriculture and Agri-Food Canada, 3600 Casavant Blvd. West, St. Hyacinthe, Quebec, Canada J2S 8E3.
2. Corresponding author. Phone: 450/773-1105; Fax: 450/773-8461; E-mail: gelinasp@em.agr.ca
3. The Governor's Foundation, Food Research and Development Centre, St. Hyacinthe, Quebec, Canada.