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This review will discuss some of the basic concepts concerning biofi lm formation, development and control in the food industry. Biofi lm formation process on food contact surfaces can have a detrimental effect on the microbial status of food. The presence of biofi lm on abiotic materials can contaminate the product through direct contact. As a consequence, food spoilage is likely to occur that may...
Living cells of Propionibacterium freudenreichii ssp. shermanii 1 and 4 were immobilized in 20 g/L, 30 g/L and 40 g/L alginate gels. Ammonia consumption, glucose utilization, biosynthesis of vitamin B12, productions of propionic and acetic acids were examined. A significant increase of propionic acid production and a decrease of vitamin B12 biosynthesis were observed. The best results were obtained...
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