A study was conducted to determine the efficacy of Edam cheese as a carrier of probiotic bifidobacteria. Probiotic Edam cheese containing 10(7) viable cells of Bifidobacterium bifidum was monitored over a period of 3 months for ripening changes. Lactose in control as well as experimental cheeses was depleted within 15 days. Moisture decreased from 46.61 and 47.24 % to 42.06 and 42.46 % in control and experimental samples, respectively while pH in both the cheeses increased from ~5.20 to ~5.45. The free fatty acids increased from 2.23 % and 2.31 % on 0-day to 2.78 % and 2.83 % after 3 months, in control and probiotic cheeses, respectively. The 0-day and 3-month values of total volatile fatty acids in both samples were ~2.30 and ~2.95 ml NaOH (0.1 N) used per 10 g cheese, respectively. The soluble protein increased respectively from 5.42 and 5.30 % to 15.00 and 14.96 % after 3 months of storage in control and experimental cheeses. More of α-casein was degraded than β-casein after 3 months in both the samples. The study demonstrated that Edam cheese may be a suitable vehicle for delivering probiotic bifidobacteria to the end user.
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http://dx.doi.org/10.1007/s13197-013-0945-7 | DOI Listing |
Foods
May 2023
Department of Safety and Quality of Milk and Fish Products, Max Rubner-Institut, Federal Research Institute of Nutrition and Food, Hermann-Weigmann-Straße 1, 24103 Kiel, Germany.
Several technologies are available for incorporating whey proteins into a cheese matrix. However, there is no valid analytical method available to determine the whey protein content in matured cheese, to date. Consequently, the aim of the present study was to develop a liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for the quantification of individual whey proteins based on specific marker peptides ('bottom-up' proteomic approach).
View Article and Find Full Text PDFNutrients
January 2023
Nutrition and Metabolopathies Unit, La Fe University Hospital, 46025 Valencia, Spain.
In galactosaemia, a strict galactose-free diet is necessary to prevent or resolve acute symptoms in infants. However, because the body produces up to 10 times more galactose than is found in a galactose-restricted diet, excessively restrictive diets should be avoided in children and adults to prevent nutritional deficiencies. Since cheese is a nutritional source of the calcium necessary for bone health, the latest international guidelines on the management of classical galactosaemia (2017) allow the consumption of cured cheeses with less than 25 mg of galactose/100 g and recommend that each country verifies the adequacy of the cheeses, since most mature cheeses do not always have a lower galactose content.
View Article and Find Full Text PDFBiology (Basel)
January 2023
Department of Life Sciences, University of Modena and Reggio Emilia, Via Amendola, 2-Pad. Besta, 42100 Reggio Emilia, Italy.
Several recent published studies reported that cheese consumption may protect against the onset of cardiovascular diseases and type-2 diabetes due to the presence of bioactive peptides. In the present work, six cheese varieties (the Egyptian traditional cheeses Karish, Domiati and Ras as well as Feta-type, Gouda and Edam cheeses) were characterized for their peptidomics profiles with high-resolution mass spectrometry, biological activities and content in bioactive peptides. The highest ACE-inhibitory and DPP-IV-inhibitory activities were found in Gouda cheese, which also displayed the highest antioxidant activity.
View Article and Find Full Text PDFFoods
February 2022
Institute of Food Chemistry, Hamburg School of Food Science, University of Hamburg, Grindelallee 117, D-20146 Hamburg, Germany.
Whey protein-enriched cheese can be produced by means of a high-temperature treatment of a part of the cheese milk. In this way, the nutritional quality of the resulting cheeses can be increased while resources are conserved. High-performance thin-layer chromatography-immunostaining (HPTLC-IS) using specific β-lactoglobulin (β-LG) antibodies was applied to study the implementation and stability of β-LG in two different sample sets of whey protein-enriched Edam model cheeses, including industrial-scale ones.
View Article and Find Full Text PDFMaterials (Basel)
July 2021
Institute of Molecular Biology and Biotechnology, Foundation for Research and Technology-Hellas, N. Plastira 100, GR-70013 Heraklion, Greece.
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