Bacterial cells have the ability to adhere to certain surfaces under the right conditions, for example: nutrient substrate present and long enough to create a structure resistant to traditional means of cleaning and disinfection.
Biofilm is therefore considered a biologically active matrix formed by cells of one or more species and extracellular substances in association with a solid surface. These surfaces can be polymers, stainless steel, ceramics, and metal alloys, all of which can be found in a food plant.
Among the bacteria that have the ability to form biofilms are foodborne pathogenic microorganisms, such as those of the Listeria, Salmonella and Escherichia genera. Therefore, it is essential to establish mechanisms to prevent their formation and not their destruction, a step that could be difficult and expensive to carry out.
Learn about the ways to prevent and destroy biofilms in the food industry through the remote course, to be held on April 27 and 28, 2021.
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