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The effect of three different ripening/storage conditions on the distribution of selected parameters in individual parts of Dutch‐type cheese
Authors:Vendula Pachlová  František Buňka  Leona Buňková  Eva Weiserová  Pavel Budinský  Milan Žaludek  Stanislav Kráčmar
Affiliation:1. Department of Biochemistry and Food Analysis, Faculty of Technology, Tomas Bata University in Zlín, nám. T. G. Masaryka 275, Zlín, Czech ?Republic;2. Department of Food Technology and Microbiology, Faculty of Technology, Tomas Bata University in Zlín, nám. T. G. Masaryka 275, Zlín, ?Czech Republic;3. Department of Fats, Tensides and Cosmetics Technology, Faculty of Technology, Tomas Bata University in Zlín, nám. T. G. Masaryka 275, ?Zlín, Czech Republic;4. Department of Production Engineering, Tomas Bata University in Zlín, nám. T. G. Masaryka 275, Zlín, Czech Republic
Abstract:The aim of the study was (i) to detect changes of dry matter, NaCl and twenty‐two free amino acids contents, pH and levels of selected microorganisms in four layers of cheese (from edge to core) during ripening and storage period and (ii) to describe the changes of the above‐mentioned parameters caused by early relocation of cheese from optimum ripening conditions to refrigeration temperatures. The number of mesophilic aerobic and facultative anaerobic bacteria and lactic acid bacteria differed significantly (P < 0.05) during the experiment dependent on the analysed layer and ripening/storage conditions. The free amino acid content differed significantly in individual analysed layers of cheese and also according to individual ripening/storage conditions. The highest content of free amino acids was found in samples stored at optimal ripening temperatures. Cheese hardness was also analysed and the lowest one was detected in samples ripened under optimal temperatures for the whole period. Early release of cheeses into storage rooms with lower temperature significantly affected properties of these products.
Keywords:Edam cheese  free amino acids  hardness  ripening
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