1. Department of Food Science and Technology, Federal University of Pelotas, Rio Grande do Sul, Brazil.
2. Department of Zoology and Genetics, Federal University of Pelotas, Rio Grande do Sul, Brazil.
3. Science Center of Chemistry, Pharmacology and Food, Federal University of Pelotas, Rio Grande do Sul, Brazil.
4. Departments of Nutrition and Environmental Toxicology, University of California Davis, Davis, California, USA.