1. Authors Figueirêdo and Bragagnolo are with Dept. of Food Science; Univ. of Campinas; 13083-862 Campinas SP Brazil
2. Authors Skibsted and Orlien are with Food Chemistry; Dept. of Food Science; Faculty of Life Sciences; Univ. of Copenhagen, Rolighedsvej 30; DK-1958 Frederiksberg C Denmark