Learning objectives
The objective of the course is to supply students with the necessary elements to understand the microbiological aspects linked to quality and safety in the main foods.
Course unit content
Microbiological quality of food: Concepts and definitions. <br />
Indicators of microbiological quality and safety in food. <br />
The presence of microorganisms and their metabolites is used to evaluate or predict the shelf life of a product (quality indicator). Microbial indicators to evaluate the safety and hygiene of food (safety indicator). Microbial contamination of food and effects on the quality. <br />
Primary contamination from microorganisms present in water, the air, the ground and in animals. Secondary contamination from microorganisms coming from the working environment. Tertiary contamination which occurs during the course of conservation and marketing. Quaternary contamination that occurs at the domestic and catering levels. <br />
Food alteration and control of microorganisms. <br />
Microbiological criteria in the construction of plants and defence against environmental contamination. <br />
Microbiological criteria and standards for food safety. <br />
Bibliography
Microbiologia degli alimenti. Golden, David A., Jay, James M., Loessner, Martin J. Springer. <br />
Igiene e tecnologia alimentare. Gianfranco, Tiecco. Calderini Edagricole. <br />
Recenti Sviluppi de Igiene e Microbiologia degli Alimenti. De Felip, Giordano. Techniche Nuove. <br />
Commission Regulation (EC) No 1441/2007 of 5th December 2007. <br />