Protein structure and function in plants and animals -- The mode of action of bacterial protein toxins: the role of conformational changes in the life cycle of a protein toxin -- Safety assessment of Bacillus thuringiensis and bt crops used in insect control -- Ecological safety assessment of insecticidal proteins introduced into biotech crops -- The safety of microbial enzymes used in food processing -- Safety assessment of biotechnology-derived therapeutic drugs -- The food safety assessment of bovine somatotropin (bst) -- Assessment of food proteins for allergenic potential -- Methods for estimating the intake of proteins in food -- Safety assessment of proteins used in crops developed through agricultural biotechnology: industry perspective -- The safety assessment of proteins introduced into crops developed through agricultural biotechnology: a consolidated approach to meet current and future needs.